JP6660992B1 - Shoulder rest device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To realize a shoulder rest device capable of ensuring a wide adjustment range of a distance between a player's shoulder and a back plate of a stringed instrument. A shoulder rest device (100) used for a stringed instrument (V) placed on a shoulder (91) of a player (90), and includes a contact surface (F1) that contacts the shoulder (91) and a side opposite to the contact surface (F1). A body portion 10 having a facing surface F2 facing the facing string instrument V, a first locking portion 30 locked to the first side edge portion V1 of the string instrument V, and a second side edge portion V2 of the string instrument V. The second locking portion 50 and the first connecting portion 31 that connects the first locking portion 30 and the main body portion 10 are provided, and the direction in which the stringed instrument V and the facing surface F2 face each other is defined as the facing direction X. The first connecting portion 31 has a distance adjusting portion D that adjusts the distance between the facing surface F2 and the first locking portion 30 in the facing direction X, and the distance adjusting portion D includes the first locking portion 30 It is arranged at a position where it does not overlap the stringed instrument V when viewed in the facing direction X along the facing direction X while being locked to the first side edge portion V1. [Selection diagram] FIG.

Description

  BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shoulder pad device for a stringed instrument which is mounted (locked) on an outer edge portion of a back plate of the stringed instrument and used on a player's shoulder.

  Conventionally, for example, as disclosed in the following Patent Document 1 (Japanese Patent Application Laid-Open No. 2006-090997), when playing a stringed instrument such as a violin or a viola that is used while being placed on a player's shoulder, 2. Description of the Related Art There is known a shoulder rest device that can adjust the height of a stringed instrument with respect to a player's shoulder according to the player's preference.

  FIG. 12 shows an example of the usage state of such a conventional shoulder rest device. As shown in FIG. 12, the shoulder rest device (200) includes a contact surface (211) that contacts the shoulder (291) of the player (290) and a facing surface (212) that faces a stringed instrument (V) such as a violin. And a main body (210) having: Although only one end (220) is shown in FIG. 12, both ends (220) of the main body (210) are provided with locking portions (230) for locking the stringed musical instrument (V). Have been. The locking portion (230) is locked to the stringed instrument (V) at a position away from the abutment surface (211), whereby the stringed instrument (V) is shouldered at a position that matches the preference of the player (290). 291). Further, the shoulder rest device (200) increases the distance between the stringing instrument (V) and the engaging portion (230) in the direction in which the facing surface (212) of the main body (210) faces. An adjustable distance adjusting mechanism (240) is provided, and the locking portion (230) is connected to the end (220) of the main body (210) via the distance adjusting mechanism (240).

JP-A-2006-090997

  By the way, it is desirable that the height of the stringed instrument relative to the shoulder of the player (the distance between the shoulder of the player and the back plate of the stringed instrument) can be adjusted according to the preference of the player. However, in the above-mentioned conventional shoulder rest device, a distance adjusting mechanism for adjusting the distance between the main body and the locking portion is provided between the locking portion and the main body. For this reason, in the conventional shoulder rest device, the adjustable range of the distance between the main body and the locking portion is limited by the distance adjusting mechanism existing between the locking portion and the main body due to its structure. It was limited and there was room for improvement to expand the range of adjustment.

  In view of the above situation, it is desired to realize a shoulder rest device that can secure a wide adjustment range of a distance between a player's shoulder and a back plate of a stringed instrument.

The shoulder rest device according to the present disclosure,
A shoulder pad device used for a stringed instrument used on a player's shoulder,
A main body having an abutting surface that abuts on the shoulder, and an opposing surface facing the stringed instrument facing the opposite side to the abutting surface;
A first locking portion locked to a first side edge of the stringed instrument;
A second locking portion locked to a second side edge of the stringed instrument;
A first connecting portion connecting the first locking portion and the main body portion,
A second connecting portion that connects the second locking portion and the main body portion,
The first side edge and the second side edge are opposite to each other, and the first side edge is located closer to the player's shoulder than the second side edge,
The direction in which the stringed instrument and the facing surface face each other is defined as a facing direction,
The first connecting portion has a distance adjusting portion that adjusts a distance in the facing direction between the facing surface and the first locking portion,
The first connection portion includes a first connection main body portion connected to the main body portion, and a first connection lock portion connected to the first lock portion,
The distance adjusting portion is provided so as to connect the first connection main body portion and the first connection locking portion, and has a pair of male and female screw portions screwed to each other, and a pair of the screw portions. Relative movement of the first connection main body and the first connection locking portion in the facing direction by the relative rotation of
The distance adjusting section is arranged at a position where the first locking section is locked to the first side edge portion and does not overlap with the stringed instrument when viewed in an opposing direction along the opposing direction.

According to this configuration, since the distance in the facing direction between the facing surface of the main body and the first locking portion can be adjusted by the distance adjusting section, the distance between the shoulder of the player and the back plate of the stringed instrument can be reduced. Can be adjusted appropriately. The distance adjuster is arranged at a position that does not overlap with the stringed instrument when viewed in the opposite direction in a state where the first engagement portion is engaged with the first side edge of the stringed instrument. The distance adjuster is not disposed at a position sandwiched between the back plate and the back plate. Therefore, according to the present configuration, the shoulder of the player and the stringed instrument are compared with a conventional configuration in which the distance adjustment unit is disposed at a position sandwiched between the shoulder of the player and the back plate of the stringed instrument. The restriction on the adjustment range on the side that reduces the distance to the back plate can be reduced. Therefore, it is possible to secure a wide adjustment range of the distance between the player's shoulder and the back of the stringed instrument.
In addition, according to this configuration, the distance between the opposing surface of the main body connected to the first connection main body and the first locking part connected to the first connection locking part relatively rotates the pair of screw parts. Can be adjusted. Accordingly, the distance between the player's shoulder and the back of the stringed instrument can be finely adjusted.

  Further, the shoulder rest device according to the present disclosure,
  A shoulder pad device used for a stringed instrument used on a player's shoulder,
  A main body having an abutting surface that abuts on the shoulder, and an opposing surface facing the stringed instrument facing the opposite side to the abutting surface;
  A first locking portion locked to a first side edge of the stringed instrument;
  A second locking portion locked to a second side edge of the stringed instrument;
  A first connecting portion connecting the first locking portion and the main body portion,
  A second connecting portion that connects the second locking portion and the main body portion,
  The first side edge and the second side edge are opposite to each other, and the first side edge is located closer to the player's shoulder than the second side edge,
  The direction in which the stringed instrument and the facing surface face each other is defined as a facing direction,
  The first connecting portion has a distance adjusting portion that adjusts a distance in the facing direction between the facing surface and the first locking portion,
  The distance adjusting section is disposed at a position not overlapping with the stringed instrument when viewed in an opposing direction along the opposing direction, in a state where the first locking section is locked to the first side edge section,
  At least one of the first connecting portion and the second connecting portion has an interval adjusting portion for adjusting an interval between the first locking portion and the second locking portion as viewed in the facing direction.

  According to this configuration, since the distance in the facing direction between the facing surface of the main body and the first locking portion can be adjusted by the distance adjusting section, the distance between the shoulder of the player and the back plate of the stringed instrument can be reduced. Can be adjusted appropriately. The distance adjuster is arranged at a position that does not overlap with the stringed instrument when viewed in the opposite direction in a state where the first engagement portion is engaged with the first side edge of the stringed instrument. The distance adjuster is not disposed at a position sandwiched between the back plate and the back plate. Therefore, according to the present configuration, the shoulder of the player and the stringed instrument are compared with a conventional configuration in which the distance adjustment unit is disposed at a position sandwiched between the shoulder of the player and the back plate of the stringed instrument. The restriction on the adjustment range on the side that reduces the distance to the back plate can be reduced. Therefore, it is possible to secure a wide adjustment range of the distance between the player's shoulder and the back of the stringed instrument.
  According to this configuration, the distance between the first locking portion and the second locking portion is adjusted according to the shape and size of the stringed instrument as viewed in the opposite direction and the position of contact with the player's shoulder according to the player's preference. Can be adjusted to lock the first locking portion and the second locking portion at desired positions of the stringed instrument. Thus, the position of the shoulder pad with respect to the stringed instrument can be adjusted according to the player's preference.

  Further, the shoulder rest device according to the present disclosure,
  A shoulder pad device used for a stringed instrument used on a player's shoulder,
  A main body having an abutting surface that abuts on the shoulder, and an opposing surface facing the stringed instrument facing the opposite side to the abutting surface;
  A first locking portion locked to a first side edge of the stringed instrument;
  A second locking portion locked to a second side edge of the stringed instrument;
  A first connecting portion connecting the first locking portion and the main body portion,
  A second connecting portion that connects the second locking portion and the main body portion,
  Further provided is a cord-shaped body locking portion provided on the main body portion, the cord-shaped body is locked,
  The first side edge and the second side edge are opposite to each other, and the first side edge is located closer to the player's shoulder than the second side edge,
  The direction in which the stringed instrument and the facing surface face each other is defined as a facing direction,
  The first connecting portion has a distance adjusting portion that adjusts a distance in the facing direction between the facing surface and the first locking portion,
  The distance adjusting section is arranged at a position where the first locking section is locked to the first side edge portion and does not overlap with the stringed instrument when viewed in an opposing direction along the opposing direction.

  According to this configuration, since the distance in the facing direction between the facing surface of the main body and the first locking portion can be adjusted by the distance adjusting section, the distance between the shoulder of the player and the back plate of the stringed instrument can be reduced. Can be adjusted appropriately. The distance adjuster is arranged at a position that does not overlap with the stringed instrument when viewed in the opposite direction in a state where the first engagement portion is engaged with the first side edge of the stringed instrument. The distance adjuster is not disposed at a position sandwiched between the back plate and the back plate. Therefore, according to the present configuration, the shoulder of the player and the stringed instrument are compared with a conventional configuration in which the distance adjustment unit is disposed at a position sandwiched between the shoulder of the player and the back plate of the stringed instrument. The restriction on the adjustment range on the side that reduces the distance to the back plate can be reduced. Therefore, it is possible to secure a wide adjustment range of the distance between the player's shoulder and the back of the stringed instrument.
  Further, according to the present configuration, it is possible to use a cord-like body so that the shoulder rest device is not easily detached from the stringed instrument. For example, a portion of the cord that is different from the portion that is locked to the cord locking portion is locked to the stringed musical instrument, so that the first locking portion, the second locking portion, and the rope shape allow the shoulder pad to be used. The device can be locked in three places on the stringed instrument. This makes it difficult for the shoulder rest device to come off the stringed instrument.

  Further, the shoulder rest device according to the present disclosure,
  A shoulder pad device used for a stringed instrument used on a player's shoulder,
  A main body having an abutting surface that abuts on the shoulder, and an opposing surface facing the stringed instrument facing the opposite side to the abutting surface;
  A first locking portion locked to a first side edge of the stringed instrument;
  A second locking portion locked to a second side edge of the stringed instrument;
  A first connecting portion connecting the first locking portion and the main body portion,
  A second connecting portion that connects the second locking portion and the main body portion,
  The first side edge and the second side edge are opposite to each other, and the first side edge is located closer to the player's shoulder than the second side edge,
  The direction in which the stringed instrument and the facing surface face each other is defined as a facing direction,
  The entire contact surface is formed in a curved surface shape that is convex toward the shoulder side in the facing direction,
  The first connecting portion has a distance adjusting portion that adjusts a distance in the facing direction between the facing surface and the first locking portion,
  The distance adjusting section is arranged at a position where the first locking section is locked to the first side edge portion and does not overlap with the stringed instrument when viewed in an opposing direction along the opposing direction.

  According to this configuration, since the distance in the facing direction between the facing surface of the main body and the first locking portion can be adjusted by the distance adjusting section, the distance between the shoulder of the player and the back plate of the stringed instrument can be reduced. Can be adjusted appropriately. The distance adjuster is arranged at a position that does not overlap with the stringed instrument when viewed in the opposite direction in a state where the first engagement portion is engaged with the first side edge of the stringed instrument. The distance adjuster is not disposed at a position sandwiched between the back plate and the back plate. Therefore, according to the present configuration, the shoulder of the player and the stringed instrument are compared with a conventional configuration in which the distance adjustment unit is disposed at a position sandwiched between the shoulder of the player and the back plate of the stringed instrument. The restriction on the adjustment range on the side that reduces the distance to the back plate can be reduced. Therefore, it is possible to secure a wide adjustment range of the distance between the player's shoulder and the back of the stringed instrument.
  Further, according to this configuration, only a part of the contact surface can be brought into contact with the player's shoulder, so that the main body can be relatively freely swung with respect to the player's shoulder. Becomes possible. Thus, for example, when the entire contact surface is formed into a curved surface that is concave toward the shoulder when viewed in the opposite direction, the entire contact surface is configured to contact from the shoulder to the upper chest. In comparison with the above, the stringed instrument supported by the shoulder rest device can be easily performed with a delicate angle operation of the stringed instrument with respect to the shoulder performed by the left hand in the same manner as playing the stringed instrument without the shoulder rest device attached, Operability of the stringed instrument by the player can be improved.

  Further, the shoulder rest device according to the present disclosure,
  A shoulder pad device used for a stringed instrument used on a player's shoulder,
  A main body having an abutting surface that abuts on the shoulder, and an opposing surface facing the stringed instrument facing the opposite side to the abutting surface;
  A first locking portion locked to a first side edge of the stringed instrument;
  A second locking portion locked to a second side edge of the stringed instrument;
  A first connecting portion connecting the first locking portion and the main body portion,
  A second connecting portion that connects the second locking portion and the main body portion,
  The first side edge and the second side edge are opposite to each other, and the first side edge is located closer to the player's shoulder than the second side edge,
  The direction in which the stringed instrument and the facing surface face each other is defined as a facing direction,
  The main body is formed in an arch shape that is convex on a side away from the shoulder when viewed in a facing direction along the facing direction,
  The first connecting portion has a distance adjusting portion that adjusts a distance in the facing direction between the facing surface and the first locking portion,
  The distance adjuster is disposed at a position that does not overlap with the stringed instrument when viewed in the opposite direction in a state where the first locking portion is locked to the first side edge.

  According to this configuration, since the distance in the facing direction between the facing surface of the main body and the first locking portion can be adjusted by the distance adjusting section, the distance between the shoulder of the player and the back plate of the stringed instrument can be reduced. Can be adjusted appropriately. The distance adjusting section is arranged at a position not overlapping with the stringed instrument when viewed in the opposite direction in a state where the first locking section is locked to the first side edge of the stringed instrument. The distance adjuster is not disposed at a position sandwiched between the back plate and the back plate. Therefore, according to the present configuration, the shoulder of the player and the stringed instrument are compared with a conventional configuration in which the distance adjustment unit is disposed at a position sandwiched between the shoulder of the player and the back plate of the stringed instrument. The restriction on the adjustment range on the side that reduces the distance to the back plate can be reduced. Therefore, it is possible to secure a wide adjustment range of the distance between the player's shoulder and the back of the stringed instrument.
  Further, according to this configuration, the main body portion can be formed into a shape suitable for the shape around the shoulder of the player.

Figure showing the use state of the shoulder rest device Diagram showing the use state of the shoulder rest apparatus as seen from the player side The figure which shows the use condition of the shoulder rest apparatus seen from the stringed instrument side in the opposing direction view First perspective view of a shoulder rest device Second perspective view of a shoulder rest device Partial sectional view showing a structure around a first locking portion. Partial sectional view showing a structure around a second locking portion. Explanatory diagram showing the operation of the interval adjustment unit Explanatory drawing showing the operation of the lock mechanism The figure which shows the shoulder rest apparatus which concerns on other embodiment. The figure which shows the shoulder rest apparatus which concerns on other embodiment. Explanatory drawing showing a conventional shoulder rest device

1. 1st Embodiment The shoulder rest apparatus 100 which concerns on 1st Embodiment is demonstrated with reference to drawings.

[Overall configuration of shoulder rest device]
As shown in FIGS. 1 and 2, the shoulder rest device 100 is used by being attached (locked) to a stringed musical instrument V used on a shoulder 91 (in many cases, a left shoulder) of a player 90. Here, the stringed musical instrument V to which the shoulder rest device 100 is used is a musical instrument such as a violin or a viola that is used while being placed on the shoulder 91 of the player 90. The shoulder rest device 100 adjusts the height of the stringed instrument V with respect to the shoulder 91 of the player 90 (the distance between the shoulder 91 of the player 90 and the back plate of the stringed instrument V) according to the preference of the player 90. Used.

  As shown in FIGS. 2 and 3, the shoulder rest device 100 includes a contact surface F1 that contacts the shoulder 91 of the player 90 and an opposing surface F2 that faces the opposite side to the contact surface F1 and faces the stringed musical instrument V. A first locking portion 30 locked to the first side edge V1 of the stringed musical instrument V, and a second locking portion 50 locked to the second side edge V2 of the stringed musical instrument V. , Is provided. The first side edge V1 and the second side edge V2 of the stringed musical instrument V are arranged at the outer edge of the main body of the stringed musical instrument V including the front plate, the side plate, and the back plate. As shown in FIGS. 2 and 3, the first side edge V1 and the second side edge V2 are opposite to each other, and the first side edge V1 plays more than the second side edge V2. The person 90 is located on the side near the shoulder 91 (see FIG. 1). However, the first side edge V1 and the second side edge V2 here are not limited to predetermined specific positions. The first side edge portion V1 is a portion of the outer edge portion of the main body of the stringed musical instrument V where the first locking portion 30 is locked. Similarly, the second side edge portion V2 is a portion of the outer edge portion of the main body of the stringed instrument V where the second locking portion 50 is locked.

  In this specification, the direction in which the stringed musical instrument V and the facing surface F2 of the main body 10 face each other is referred to as “opposing direction X”, and the direction in which the first main body 11 (described later) in the main body 10 extends is referred to as “first direction”. The configuration of the shoulder rest device 100 will be described with the direction in which the second main body 12 (described later) in the main body 10 extends is referred to as the "second extending direction Y2". In the following, when describing the arrangement and the like of each part constituting the shoulder rest device 100, “outside (side away from the center)” and “inside ( From the outside toward the center) ".

  As shown in FIG. 2 and FIG. 3, the shoulder rest device 100 connects the first locking portion 30 that connects the first locking portion 30 to the main body portion 10, and connects the second locking portion 50 to the main body portion 10. And a second connecting portion 51 to be provided. Thus, the main body 10, the first locking portion 30, and the second locking portion 50 are integrally configured. Then, in the use state of the shoulder rest device 100, as shown in FIG. 2, the first locking portion 30 is locked to the first side edge V1, and the second locking portion 50 is locked to the second side edge V2. In this state, the contact surface F1 of the main body 10 is in contact with the shoulder 91 of the player 90. Hereinafter, the configuration of each part of the shoulder rest device 100 will be described. In the following description, unless otherwise specified, the usage state of the shoulder rest device 100, that is, the state in which the stringed musical instrument V and the shoulder 91 of the player 90 are arranged with the shoulder rest device 100 interposed therebetween in the opposing direction X is referred to. The configuration of each part of the shoulder rest device 100 will be described. Therefore, even when the drawings referred to in the following description do not show the stringed instrument V and the shoulder 91 (or the neck 92) of the player 90, the stringed instrument V and the shoulder 91 of the player 90 are present. In some cases, the configuration of each part of the shoulder rest apparatus 100 will be described based on the arrangement of both.

(Main body)
The main body 10 is formed of a plate-shaped member having a contact surface F1 that contacts the shoulder 91 of the player 90 and a facing surface F2 that faces the stringed musical instrument V. As shown in FIG. 9, in the present embodiment, the main body 10 has a cavity therein, and has a contact surface F1 formed thereon and the cavity in the opposite direction X to a shoulder 91 (player). 90), and an opposing outer frame portion 10b that has the opposing surface F2 and covers the cavity from the stringed instrument V side in the opposing direction X. . As shown in FIGS. 1 and 3, the main body 10 is formed in an arch shape that protrudes toward the side away from the shoulder 91 when viewed in the opposing direction X, which is a direction viewed along the opposing direction X. Then, as shown in FIG. 2, the entire contact surface F <b> 1 is formed in a curved surface shape that is convex toward the shoulder 91 in the facing direction X. Thereby, a part of the contact surface F1 can be brought into contact with the shoulder 91. Therefore, for example, the entire contact surface F1 is formed in a curved surface shape that is concave toward the shoulder 91 in the opposing direction X, so that the entire contact surface F1 contacts from the shoulder 91 to the upper chest. In comparison with the case where the stringed instrument V supported by the shoulder rest device 100 is used, the stringed instrument V A delicate angle operation can be easily performed, and the operability of the stringed instrument V by the player 90 can be improved. However, without being limited to the above-described configuration, the main body 10 may be formed linearly when viewed in the facing direction X. Further, the entire contact surface F1 may be formed in a planar shape, or may be formed in a curved surface shape that is convex toward the stringed instrument V in the facing direction X.

  As shown in FIGS. 3 to 5, in the present embodiment, the main body 10 includes a first main body 11, which is a part on which the first locking portion 30 is disposed, and a second locking portion 50. The second main body 12 is a part on the side to be processed, and an intermediate main body 13 is a part between the first main body 11 and the second main body 12.

  The first main body 11 and the second main body 12 are connected by an intermediate main body 13. The first main body portion 11 extends from the intermediate main body portion 13 toward the side where the first locking portion 30 is arranged, and the second main body portion 12 extends from the intermediate main body portion 13 to the second locking portion 50. Extends toward the side on which is disposed. As described above, the direction in which the first main body 11 extends is the first extending direction Y1, and the direction in which the second main body 12 extends is the second extending direction Y2. As shown in FIG. 3, the first extending direction Y1 and the second extending direction Y2 are set so as to obliquely intersect when viewed in the opposing direction X, and the first extending direction Y1 and the second extending direction Y1 are along the first extending direction Y1. The first main body 11, the second main body 12 along the second extending direction Y2, and the intermediate main body 13 formed between the first main body 11 and the second main body 12, as described above. In addition, the entire body 10 has an arch shape when viewed in the opposing direction X.

[First locking part]
The first locking portion 30 is locked to the first side edge V1 of the stringed musical instrument V and supports the stringed musical instrument V. The first locking portion 30 has a first locking claw 33d that grips the first side edge V1 from outside. As shown in FIG. 6, the first locking claw 33d is configured to be pivotable around the first axis AX1 along the facing direction X. The first locking claw 33d has a shape that matches the shape of the first side edge V1 when locked to the first side edge V1 of the stringed musical instrument V. Thereby, the first locking claw 33d can be locked to the first side edge V1 according to the shape of the outer edge of the main body of the stringed musical instrument V. The first locking portion 30 includes one or more first locking claws 33d. As shown in FIGS. 3 to 5 and the like, in the present example, the first locking portion 30 includes a pair of first locking claws 33d.

[First connection part]
The first connecting portion 31 connects the first locking portion 30 and the main body 10. As shown in FIG. 6, in the present embodiment, the first connecting portion 31 is connected to the first connecting main body portion 32 connected to the first main body portion 11 (the main body portion 10) and the first locking portion 30. And a first connection locking portion 33.

  The first connection main body 32 is disposed on the outer side of the first locking portion 30 when the first locking portion 30 is locked to the first side edge V1 (see FIG. 2). It has a fixing portion 32b and a main body side shaft portion 32a extending from the main body side fixing portion 32b along the first axis AX1. Thus, in a state where the first locking portion 30 is locked to the first side edge portion V1 (see FIG. 2), the first locking portion 30 becomes the main body side shaft portion 32a (the first shaft center AX1). The first side edge portion V1 (stringed musical instrument V) which is disposed further inside and is supported by the first locking portion 30 is also disposed inside the main body side shaft portion 32a (first axis AX1). .

  The main body side fixing portion 32b projects outward from the first main body portion 11 (the main body portion 10). The main body side shaft portion 32a is fixed to the main body side fixing portion 32b. The main body side shaft portion 32a is arranged along the first axis AX1, and extends from the main body side fixing portion 32b toward the stringed instrument V in the facing direction X (the side opposite to the shoulder 91). In the present embodiment, the main body side shaft portion 32a has a male screw portion 32c. Specifically, as shown in FIG. 6, the main body side shaft portion 32a is formed of a bolt, the head of the bolt is fixed to the main body side fixing portion 32b, and the shaft portion of the bolt having the male screw portion 32c is connected to the main body. It protrudes from the side fixing portion 32b toward the stringed instrument V in the facing direction X. However, the present invention is not limited to the above configuration, that is, the main body side shaft portion 32a may not be fixed to the main body side fixing portion 32b, and is rotatably supported by the main body side fixing portion 32b. Is also good.

  As shown in FIG. 6, the first connection locking portion 33 is connected to the locking side cylindrical portion 33 a formed in a cylindrical shape and arranged along the first axis AX <b> 1, and to the locking side cylindrical portion 33 a. A first locking side plate portion 33b formed in a plate shape extending in a radial direction based on the first axis AX1; a first locking claw 33d connected to the first locking side plate portion 33b; ,have.

  The first locking side plate portion 33b includes a first placement surface 33F facing the stringed instrument V in the facing direction X, and a first back surface 33RF facing the opposite side to the first placement surface 33F in the facing direction X. Have. The first mounting surface 33F supports the first side edge V1 of the stringed instrument V. At this time, the first side edge V1 of the stringed instrument V is placed on the first placement surface 33F. The first back surface 33RF is arranged so as to face the first main body portion 11 (main body portion 10) in the opposing direction X while overlapping the first main body portion 11 (main body portion 10) when viewed in the opposing direction X. . In this example, even when the distance between the opposing surface F2 and the first locking portion 30 in the opposing direction X is adjusted to be the shortest by the distance adjusting portion D, the first back surface 33RF and the first main body portion 11 (the main body portion 10). Is configured so as not to contact with.

  The first locking claw 33d is connected to the first mounting surface 33F of the first locking side plate 33b. In this example, the first locking claw 33d protrudes from the first mounting surface 33F toward the stringed musical instrument V in the opposing direction X, and the leading end in the protruding direction is locked to the first side edge V1. In the first extended direction Y <b> 1 in the set posture. The first locking claw 33d and the first mounting surface 33F support the first side edge V1 of the stringed instrument V so as to be sandwiched from both sides and the outside in the facing direction X. In the present embodiment, the first locking portion 30 includes the first locking claw 33d that supports the first side edge portion V1 of the stringed musical instrument V and the first mounting surface 33F.

  The locking-side cylindrical portion 33a is connected to the above-described main-body-side shaft portion 32a. In the illustrated example, the locking-side cylindrical portion 33a is supported from the radially inner side with respect to the first shaft center AX1 with respect to the main body-side shaft portion 32a. In the present embodiment, the locking-side cylindrical portion 33a has a female screw portion 33c on the cylindrical inner peripheral surface. The female screw portion 33c of the locking-side cylinder portion 33a and the male screw portion 32c of the main body-side shaft portion 32a are screwed together.

(Distance adjuster)
The first connecting portion 31 has a distance adjusting portion D that adjusts the distance between the facing surface F2 and the first locking portion 30 in the facing direction X. In the present embodiment, the distance adjustment unit D adjusts the distance between the first mounting surface 33F on which the first side edge V1 of the stringed musical instrument V is mounted and the facing surface F2.

  The distance adjustment part D relatively moves the first connection main body part 32 and the first connection locking part 33. In the present embodiment, the distance adjustment portion D is provided so as to connect the first connection main body portion 32 and the first connection locking portion 33, and includes a pair of male and female screw portions Da and Db that are screwed together. The first connection main body 32 and the first connection locking part 33 are relatively moved in the opposing direction X by the relative rotation of the pair of screw parts Da and Db. In the present example, the pair of male and female screw portions Da and Db are composed of a male screw portion 32c (Da) provided in the first connection main body portion 32 and a female screw portion 33c (Db) provided in the first connection locking portion 33. , Is configured. However, without being limited to the above-described configuration, the female screw portion Db may be provided in the first connection main body portion 32, and the male screw portion Da may be provided in the first connection locking portion 33. In this case, the first connection main body 32 having the female screw portion Db has a cylindrical portion, and the first connection locking portion 33 having the male screw portion Da has a shaft portion inserted into the cylindrical portion. It is good to be constituted.

  As shown in FIGS. 2 and 3, the distance adjustment unit D is disposed at a position that does not overlap with the stringed instrument V in the opposing direction X when the first locking unit 30 is locked to the first side edge V1. Have been. In the present embodiment, the distance adjusting section D is provided corresponding to the first axis AX1, and as described above, the first axis AX1 (the main body side shaft section 32a) is provided with the first locking section 30. Are locked to the first side edge V1 and are disposed outside the first side edge V1. Therefore, the distance adjusting portion D provided corresponding to the first axis AX1 is located outside the first side edge V1 when the first locking portion 30 is locked to the first side edge V1. Are located in With such a configuration, it is possible to prevent the distance adjustment unit D from being disposed between the stringed musical instrument V and the opposing surface F2 (the main body unit 10) in the opposing direction X. The restriction on the adjustment range when reducing the distance to is reduced.

[Second locking part]
The second locking portion 50 is locked to the second side edge V2 of the stringed instrument V and supports the stringed instrument V. The second locking portion 50 has a second locking claw 53c that grips the second side edge V2 from outside. As shown in FIG. 7, the second locking claw 53c is configured to be rotatable around the second axis AX2 along the facing direction X. The second locking claw 53c has a shape that matches the shape of the second side edge V2 when locked to the second side edge V2 of the stringed musical instrument V. Thereby, the second locking claw 53c can be locked to the second side edge V2 according to the shape of the outer edge of the main body of the stringed musical instrument V. The second locking portion 50 includes one or more second locking claws 53c. As shown in FIGS. 3 to 5 and the like, in the present embodiment, the second locking portion 50 includes a pair of second locking claws 53c.

[Second connecting part]
The second connecting portion 51 connects the second locking portion 50 and the main body 10. In the present embodiment, the second connecting portion 51 includes a second connecting main body portion 52 connected to the second main body portion 12 (the main body portion 10), and a second connecting locking portion connected to the second locking portion 50. 53. In the present embodiment, the second connection main body 52 and the second connection locking portion 53 are configured to relatively rotate around the second axis AX2. In the illustrated example, the second connection locking portion 53 is rotatably supported by the second connection main body 52 around the second axis AX2.

  In the present embodiment, the second connecting portion 51 is configured to maintain a constant distance between the facing surface F2 and the second locking portion 50 in the facing direction X. In this example, the second connection main body 52 connected to the main body 10 (the second main body 12) and the second connection locking part 53 connected to the second locking part 50 in the facing direction X. Relative movement is suppressed. Thus, the distance between the main body 10 and the second locking portion 50 in the facing direction X is kept constant, and the distance between the facing surface F2 and the second locking portion 50 in the facing direction X is kept constant. You. That is, in the present example, the second connecting portion 51 has a mechanism for adjusting the distance in the facing direction X between the facing surface F2 and the second locking portion 50, such as the distance adjusting portion D included in the first connecting portion 31. Not equipped. This prevents the player 90 from unnecessarily compressing the chest on the opposite side of the side on the shoulder 91 of the player 90 and avoiding unnecessary compression of the chest. Can be simplified.

  As shown in FIG. 7, the second connection main body 52 has a main body side cylindrical part 52a formed in a cylindrical shape and arranged along the second axis AX2. In the illustrated example, the main body side tubular portion 52a protrudes outward from the second main body portion 12 (the main body portion 10).

  In the present embodiment, the second connection main body 52 further includes a main body side step portion 52b formed on the cylindrical inner peripheral surface of the main body side cylindrical portion 52a and expanding in the radial direction with respect to the second axis AX2. are doing. The inner diameter of the main body side cylindrical portion 52a changes in the facing direction X due to the main body side step portion 52b. In the present example, the inner diameter of the second locking portion 50 in the facing direction X bounded by the main body step 52b is the facing direction X bounded by the main body step 52b. Is smaller than the inner diameter on the side opposite to the second locking portion 50 side. In other words, the large-diameter portion 52c and the large-diameter portion 52c are disposed on the cylindrical inner peripheral surface of the main-body-side cylindrical portion 52a on the second locking portion 50 side in the facing direction X with respect to the large-diameter portion 52c. A small diameter portion 52d having an inner diameter smaller than the portion 52c is formed. A main body-side step portion 52b is formed between the large diameter portion 52c and the small diameter portion 52d.

  As shown in FIG. 7, the second connection locking portion 53 includes a second locking side plate portion 53b formed in a plate shape extending along a radial direction with the second axis AX2 as a reference, and the second connection side locking portion 53b. A locking projection 53a protruding from the stationary plate portion 53b toward the inner peripheral portion of the main body cylindrical portion 52a; and a second locking claw 53c connected to the second locking side plate portion 53b. I have.

  The second locking side plate portion 53b includes a second mounting surface 53F facing the stringed instrument V in the facing direction X, and a second back surface 53RF facing the opposite side to the second placing surface 53F in the facing direction X. Have. The second mounting surface 53F supports the second side edge V2 of the stringed instrument V. At this time, the second side edge V2 of the stringed instrument V is placed on the second placement surface 53F.

  The second locking claw 53c is connected to the second mounting surface 53F of the second locking side plate 53b. In the present example, the second locking claw 53c protrudes from the second mounting surface 53F toward the stringed instrument V in the opposing direction X, and the leading end in the protruding direction is locked to the second side edge V2. And is formed so as to protrude toward the stringed musical instrument V in the second extending direction Y2 in the set posture. The second locking claw 53c and the second mounting surface 53F support the second side edge V2 of the stringed instrument V so as to be sandwiched from both sides and the outside in the facing direction X. In the present embodiment, the second locking portion 50 includes the second locking claw 53c that supports the second side edge V2 of the stringed musical instrument V and the second mounting surface 53F.

The locking side projection 53a is connected to the second back surface 53RF of the second locking side plate 53b. In this example, the locking side projection 53a protrudes from the second back surface 53RF to the opposite side of the second locking claw 53c in the facing direction X. As shown in FIG. 7, a hook portion 53d that is hooked on the above-described main body side step portion 52b is formed at the tip (projection end) of the locking side projection 53a. The hook portion 53d has a first step surface 53e facing the second locking claw 53c in the facing direction X. The first step surface 53e is arranged so as to face the main body side step portion 52b. The small-diameter portion 52d of the main body-side cylindrical portion 52a is sandwiched in the opposing direction X by the first stepped surface 53e and the second stepped surface 53f formed on the second back surface 53RF and facing the hook portion 53d in the opposing direction X. It is in the state of having been lost. Thereby, relative movement of the second connection main body 52 and the second connection locking portion 53 in the facing direction X is suppressed. In the present embodiment, the locking-side projection 53a has a forked structure in which a slit is formed along the second axis AX2, and the hook 53d has a tapered surface 53g that tapers toward the distal end. have.
Accordingly, when attaching the second connection locking portion 53 to the second connection main body portion 52, it is possible to easily insert the locking side projection 53a into the inner peripheral portion of the main body side tubular portion 52a. That is, at the time of insertion, the tapered hook portion 53d guides the locking side projection 53a to the inner peripheral portion of the main body side tubular portion 52a, and during insertion, the locking side projection having a bifurcated structure. 53a and the hook portion 53d at the distal end thereof are pressed against the inner peripheral surface of the main body side tubular portion 52a from the outside in the radial direction (radial direction based on the second axis AX2), and are reduced in diameter (reduced in the radial direction). ). When the hook portion 53d reaches the large diameter portion 52c of the main body side cylinder portion 52a, the pressing by the inner peripheral surface of the main body side cylinder portion 52a is released, and the hook portion 53d returns to the original diameter and the first diameter. The step surface 53e faces the main body side step portion 52b. Thereby, the second connection locking portion 53 is attached to the second connection main body 52 in a state where the locking side projection 53a is prevented from coming off.

  As shown in FIG. 7, in the present embodiment, the distance between the first step surface 53e and the second step surface 53f is set slightly longer than the length of the small-diameter portion 52d in the facing direction X. The two connection locking parts 53 and the second connection main body part 52 are connected with a play (gap) in the facing direction X. Thereby, the second connection locking portion 53 is configured to be relatively easily rotated around the second axis AX2 with respect to the second connection main body 52. However, without being limited to such a configuration, even when the distance between the first step surface 53e and the second step surface 53f is equal to the length of the small-diameter portion 52d in the facing direction X, the distance between the first step surface 53e and the second step surface 53f is the same. Good. Even in this case, the second connection locking portion 53 only needs to be rotatable around the second axis AX2 with respect to the second connection main body 52.

(Spacing adjustment unit)
As shown in FIG. 3 to FIG. 5, in the present embodiment, at least one of the first connection portion 31 and the second connection portion 51 has the first locking portion 30 and the second locking portion 50 as viewed in the opposing direction X. Has an interval adjusting unit S for adjusting the interval of the distance. Thus, the first locking portion 30 and the second locking portion 50 are connected to the stringed musical instrument V in accordance with the shape and width of the stringed musical instrument V and the position of contact with the shoulder 91 of the player 90 according to the preference of the player 90. Can be arranged at an appropriate position for supporting the camera. Further, in the present embodiment, the interval adjusting portion S is formed on the facing surface F2 of the main body 10 with the target one of the first locking portion 30 and the second locking portion 50 as the target locking portion 40. A groove Sa that extends along the direction in which the main body 10 extends, a sliding body Sb that is connected to the target locking portion 40, is housed in the groove Sa, and slides along the groove Sa; And a lock mechanism L for fixing the position of the sliding body Sb with respect to the main body 10.

  In this example, both the first locking portion 30 and the second locking portion 50 are the target locking portions 40, and both the first connecting portion 31 and the second connecting portion 51 have the interval adjusting portion S. are doing. Specifically, the first connecting portion 31 has a first interval adjusting portion S1, and the second connecting portion 51 has a second interval adjusting portion S2. Then, the first gap adjusting section S1 moves the first locking section 30 (target locking section 40) along the first extending direction Y1 to thereby form the first locking section 30 and the second locking section. The distance between the first locking portion 30 and the second locking portion 30 is adjusted by moving the second locking portion 50 (target locking portion 40) along the second extending direction Y2. The distance between the second locking portion 50 and the second locking portion 50 is adjusted.

  As shown in FIG. 8, in the present embodiment, the first gap adjusting unit S1 is formed on the facing surface F2 of the first main body 11 (main body 10) and extends along the first extending direction Y1. A concave groove Sa1 and a first sliding body Sb1 connected to the first locking portion 30 (target locking portion 40) and housed in the first concave groove Sa1 and sliding along the first concave groove Sa1. , A first lock mechanism L1 for fixing the position of the first sliding body Sb1 with respect to the first main body 11 (main body 10). The second gap adjusting part S2 is formed on the facing surface F2 of the second main body part 12 (the main body part 10), and extends along the second extending direction Y2. The second sliding body Sb2 connected to the second groove 50 and the second sliding body Sb2 accommodated in the second groove Sa2 and sliding along the second groove Sa2. And a second lock mechanism L2 for fixing the position of the second sliding body Sb2 with respect to the second sliding member Sb2). As described above, the first interval adjustment unit S1 and the second interval adjustment unit S2 differ in the object to be moved and the direction in which the object is moved, but have the same basic configuration. Hereinafter, the first interval adjusting unit S1 will be described in detail, and the description of the same configuration as the first interval adjusting unit S1 in the second interval adjusting unit S2 will be omitted.

  The first concave groove Sa1 is recessed from the facing surface F2 toward the contact surface F1 and is formed continuously along the first extending direction Y1 (see FIG. 4). It extends to the outer edge of the extending direction Y1 (the side opposite to the intermediate main body 13) and opens to the edge (see FIG. 8). In the present embodiment, the first main body 11 (the main body 10) has a cavity therein, and the first concave groove Sa1 is formed integrally with the cavity inside the first main body 11. Have been. As shown in FIG. 8, when viewed in the opposing direction X from the side of the stringed instrument V, the cavity inside the first main body 11 is covered by the opposing outer frame 10 b of the first main body 11. The first concave groove Sa1 integrated with the cavity inside the first main body 11 is not covered by the opposing outer frame 10b. As shown in FIGS. 6 and 9 and the like, the cavity inside the first main body 11 is located outside the first extending direction Y1 of the first main body 11 (the side opposite to the intermediate main body 13). It extends to the edge and is open to the edge, and communicates with the outside of the first main body 11.

  The first sliding body Sb1 is a member having a shape corresponding to the shape of the cavity inside the first main body 11 and the shape of the first concave groove Sa1. In the present embodiment, the first sliding body Sb1 extends from the outer edge of the first main body 11 in the first extending direction Y1 (the side opposite to the intermediate main body 13) to the cavity inside the first main body 11. And attached to the first main body 11 in a state where it is arranged to extend along the first extending direction Y1. As shown in FIG. 8 and FIG. 9, the first sliding body Sb1 protrudes outward from the first main body 11 in the first extending direction Y1 from a portion disposed in the cavity inside the first main body 11. And a part to be formed. The first sliding body Sb1 is connected to the first locking portion 30 (target locking portion 40) at a portion that protrudes outward from the first main body 11 in the first extending direction Y1.

  As shown in FIGS. 8 and 9, in the present embodiment, the first sliding body Sb1 (sliding body Sb, second sliding body Sb2) has a first sliding surface SF1 (facing the stringed instrument V side in the facing direction X). Sliding surface SF and a second sliding surface SF2). The first sliding surface SF1 is disposed in the hollow portion inside the first main body portion 11 in a state where the first sliding member Sb1 is disposed in the hollow portion, and abuts in the facing direction X more than the facing surface F2. It is arranged on the side of the surface F1.

  As shown in FIG. 4 and FIG. 8 and the like, in the present embodiment, the first sliding body Sb1 (the sliding body Sb, the second sliding body Sb2) is the first sliding surface SF1 (the sliding surface SF, the second sliding body Sb2). A first guide Sc1 (guide Sc, second guide Sc2) protrudes from the surface SF2 toward the stringed instrument V in the opposing direction X. The first guide portion Sc1 is formed in a shape corresponding to the shape of the first concave groove Sa1, and is arranged so as to extend in the first extending direction Y1 along the first concave groove Sa1. Thereby, the first sliding body Sb1 can be slid along the first groove Sa1. In the present embodiment, in a state where the first sliding surface SF1 is arranged in the cavity inside the first main body 11, the first guide Sc1 protruding from the first sliding surface SF1 is larger than the facing surface F2. It does not protrude toward the stringed instrument V in the facing direction X. In other words, the protruding end of the first guide portion Sc1 is arranged closer to the contact surface F1 than the opposing surface F2. Thereby, when adjusting the distance between the opposing surface F2 and the stringed instrument V so as to approach each other in the opposing direction X, the first guide portion Sc1 can be prevented from hindering the adjustment.

[Lock mechanism]
The lock mechanism L fixes the position of the sliding body Sb with respect to the main body 10. In the present embodiment, the lock mechanism L includes a plurality of recesses La disposed adjacent to the recessed groove Sa and formed along the recessed groove Sa, and a plurality of recessed portions La provided on the sliding body Sb. It has a protrusion Lb formed in a shape protruding toward the provided side, and an operation unit Lc for operating the protrusion Lb. As described above, in the present embodiment, the first gap adjustment unit S1 includes the first lock mechanism L1, and the second gap adjustment unit S2 includes the second lock mechanism L2. The first locking mechanism L1 fixes the position of the first sliding body Sb1 with respect to the first main body 11, and the second locking mechanism L2 fixes the position of the second sliding body Sb2 with respect to the second main body 12.

  As shown in FIG. 8, in the present embodiment, the first lock mechanism L1 is disposed adjacent to the first concave groove Sa1 and has a plurality of first concave portions formed along the first concave groove Sa1. La1, a first protrusion Lb1 provided on the first sliding body Sb1 and formed in a shape protruding toward a side on which the plurality of first recesses La1 are provided, and a first protrusion Lb1 for operating the first protrusion Lb1. And an operation unit Lc1. The second lock mechanism L2 is provided on the second sliding body Sb2 and a plurality of second recessed parts La2 arranged adjacent to the second recessed groove Sa2 and formed side by side along the second recessed groove Sa2. And a second operating portion Lc2 for operating the second projecting portion Lb2. The second projecting portion Lb2 is formed in a shape protruding toward the side where the plurality of second concave portions La2 are provided. . As described above, the first lock mechanism L1 and the second lock mechanism L2 have different fixing targets, but have the same basic configuration. Hereinafter, the first lock mechanism L1 will be described in detail, and description of the same configuration of the second lock mechanism L2 as that of the first lock mechanism L1 will be omitted.

As shown in FIG. 9, the first concave portion La1 is provided in the outer frame portion 10b on the opposite side of the first main body portion 11. The first concave portion La1 is formed in a shape that is concave in a direction in which the first protrusion Lb1 protrudes. Thereby, the first projection Lb1 can be engaged with the first recess La1.
In the present embodiment, the first concave portion La1 is formed so as to penetrate the opposing outer frame portion 10b in the opposing direction X. This makes it possible to visually recognize which of the plurality of first recesses La1 is engaged with the first protrusion Lb1 from the stringed instrument V side in the opposing direction X (see FIG. 8 and the like).

  As shown in FIG. 8, in the present embodiment, a plurality of first concave portions La1 are arranged at equal intervals along the first extending direction Y1. In the illustrated example, six first concave portions La1 are arranged side by side. The first protrusion Lb1 is configured to be engageable with any one of the six first recesses La1. Thus, the first lock mechanism L1 changes the position of the first sliding body Sb1 with respect to the main body 10 and the position of the first locking portion 30 (target locking portion 40) with respect to the main body 10 over six stages. Can be fixed. Further, in the illustrated example, nine second concave portions La2 are arranged in the second extending direction Y2 with respect to the second concave portions La2 included in the second lock mechanism L2. Thereby, the second lock mechanism L2 moves the position of the second sliding body Sb2 with respect to the main body 10 and the position of the second locking portion 50 (the target locking portion 40) with respect to the main body 10 over nine steps. Can be fixed. Therefore, in the present embodiment, the first lock mechanism L1 and the second lock mechanism L2 allow the position of the main body 10 between the first locking portion 30 and the second locking portion 50 to be 54 steps in total ( (6 steps × 9 steps).

  As described above, the first protrusion Lb1 is provided on the first slide Sb1, and in the present embodiment, one first protrusion Lb1 is provided on the first slide Sb1. The first protrusion Lb1 is formed so as to protrude in a direction in which the first recess La1 is recessed. As described above, in the present embodiment, since the first concave portion La1 is formed so as to penetrate the opposing outer frame portion 10b in the opposing direction X, the first protrusion Lb1 is separated from the first sliding surface SF1. It is provided so as to protrude toward the stringed instrument V in the facing direction X. Then, as shown in FIG. 9, the first protrusion Lb1 is configured not to protrude toward the stringed instrument V in the facing direction X from the facing surface F2. In other words, the protruding end of the first protrusion Lb1 is arranged closer to the contact surface F1 than the opposing surface F2. Accordingly, when adjusting the distance between the opposing surface F2 and the stringed instrument V so as to approach each other in the opposing direction X, the first protrusion Lb1 can be prevented from hindering the adjustment.

  The first operation unit Lc1 is provided on the first sliding body Sb1. In the present embodiment, the first operation portion Lc1 is provided in a portion of the first sliding body Sb1 exposed by the first groove Sa1. In other words, the first operating portion Lc1 is provided on the first sliding body Sb1 so as to be arranged inside the first concave groove Sa1. The first operation portion Lc1 is provided so as to protrude from the first sliding surface SF1 toward the stringed instrument V in the facing direction X. In this example, the first operation unit Lc1 is configured not to protrude toward the stringed instrument V in the facing direction X from the facing surface F2. In other words, the protruding end of the first operation portion Lc1 is arranged closer to the contact surface F1 than the opposing surface F2. Accordingly, when adjusting the distance between the opposing surface F2 and the stringed musical instrument V so as to approach each other in the opposing direction X, the first operation unit Lc1 can be prevented from hindering the adjustment. Further, as shown in FIG. 8, the first operation portion Lc1 is arranged so as to be aligned with the first protrusion Lb1 in a direction orthogonal to the first extending direction Y1 when viewed in the facing direction X. The first operation part Lc1 and the first protrusion Lb1 are both provided on the first sliding surface SF1. Thereby, the movement (swinging) operation in the opposing direction X due to the operation of the first operating portion Lc1 pressed against the contact surface F1 by the fingertip is efficiently transmitted to the first protrusion Lb1. The first protrusion Lb1 can be moved (oscillated) in the facing direction X.

[Operation of lock mechanism]
The first lock mechanism L1 is configured to move the first protrusion Lb1 with respect to the first recess La1 by operating the first operation portion Lc1. Here, when the first operation unit Lc1 (the operation unit Lc, the second operation unit Lc2) is operated, the first protrusion Lb1 (the protrusion Lb, the second protrusion Lb2) becomes a plurality of the first recesses La1. (A concave portion La, a second concave portion La2), and a protruding state in which the first concave portion La1 (the concave portion La, the second concave portion La2) is engaged with the first concave portion La1 (the concave portion La, the second concave portion La2). It is configured to change the state to a retired state in which it has retired to a position where it exits from La2). In FIG. 9, the protruding state of the first protrusion Lb1 is indicated by a solid line, and the retired state of the first protrusion Lb1 is indicated by a virtual line.

  Then, the first operating portion Lc1 (the operating portion Lc, the second operating portion Lc2) is operated in such a manner that the pressing with the fingertip on the side of the contact surface F1 is released, and the first projecting portion Lb1 (the projecting portion Lb) is released. , The second protrusion Lb2) is in a protruding state, so that the position of the first sliding body Sb1 (the sliding body Sb, the second sliding body Sb2) with respect to the main body 10 is fixed, and the first operating section Lc1 ( The operation unit Lc and the second operation unit Lc2) are operated by pressing the contact surface F1 with a fingertip, and the first protrusion Lb1 (the protrusion Lb and the second protrusion Lb2) is in a retired state. As a result, the first sliding body Sb1 (sliding body Sb, second sliding body Sb2) with respect to the main body 10 is released from the fixed state in which the position is released.

  In the present embodiment, the first operation unit Lc1 is configured to be pushed from the side of the facing surface F2 in the facing direction X toward the side of the contact surface F1. Then, when the first operation portion Lc1 is pressed, the first sliding body Sb1 is elastically deformed, and the state of the first projection Lb1 is changed from the protruding state to the retreating state. Further, when the pressing operation on the first operation portion Lc1 is released in a state where the first protrusion Lb1 is located at a position corresponding to any of the plurality of first recesses La1 (the recesses La and the second recesses La2), Due to the elastic force of the first sliding body Sb1, the first protrusion Lb1 returns from the retired state to the projected state.

2. Other Embodiments Next, other embodiments of the shoulder rest device will be described.

(1) As shown in FIG. 10, the shoulder rest apparatus 100 may further include a cord-shaped body locking portion 14 provided on the main body 10 and to which the cord-shaped body 80 is locked. In the illustrated example, the cord-shaped body locking portion 14 is formed at an edge of the main body 10 on the side near the shoulder 91 (see FIG. 1) of the player 90. One end of the cord 80 is locked to the cord locking portion 14, and the other end of the cord 80 is locked to the third side edge V3 of the stringed musical instrument V. The third side edge V3 is a portion of the outer edge of the main body of the stringed musical instrument V that is different from the first side edge V1 and the second side edge V2. Note that a string that does not expand or contract can be preferably used as the cord-like body 80.

(2) In the above embodiment, as shown in FIG. 6, the first back surface 33RF is in a state where the distance between the facing surface F2 and the first locking portion 30 in the facing direction X is adjusted to be the shortest by the distance adjusting portion D. In the above, the example in which the first main body 11 (the main body 10) is configured not to contact with the first main body 11 has been described. However, without being limited to such a configuration, as shown in FIG. 11, the first back surface 33RF and the first main body 11 (the main body 10) may be configured to be able to contact each other. That is, in a state where the distance between the opposing surface F2 (the main body 10) in the opposing direction X and the first locking portion 30 (the first back surface 33RF) in the opposing direction X is adjusted to be the shortest, the opposing surface F2 (the main body 10) and the first connection locking portion 33 (the first back surface 33RF) may be configured to contact in the facing direction X. According to this configuration, the distance between the shoulder 91 of the player 90 and the back plate (bottom surface) of the stringed instrument V can be adjusted to be shorter.

(3) In the above-described embodiment, an example has been described in which the second connecting portion 51 is configured to maintain the distance between the facing surface F2 and the second locking portion 50 in the facing direction X constant. However, without being limited to such an example, the second connecting portion 51 is, similarly to the first connecting portion 31, a distance for adjusting the distance between the facing surface F2 and the second locking portion 50 in the facing direction X. An adjusting unit D may be provided.

(4) In the above embodiment, the distance adjusting portion D has a pair of male and female screw portions Da and Db, and the relative rotation of the pair of screw portions Da and Db causes the opposing surface F2 and the first locking portion 30 to rotate. The example in which the distance in the opposing direction X with respect to is adjusted. However, the configuration of the distance adjustment unit D is not limited to this. For example, similarly to the above-described distance adjusting unit S, the distance adjusting unit D is connected to the first locking unit 30 and moves the guided unit guided along the guide unit and the position of the guide unit. It may be configured to have a lock mechanism for fixing to any of the locations.

(5) In the above-described embodiment, at least one of the first connecting portion 31 and the second connecting portion 51 adjusts the interval between the first locking portion 30 and the second locking portion 50 when viewed in the opposing direction X. The example having the adjusting unit S has been described. However, without being limited to such an example, both the first connecting portion 31 and the second connecting portion 51 do not have the interval adjusting portion S, and the first locking portion 30 and the second locking portion 50 are not provided. May be fixed.

(6) In the above embodiment, the concave portion La is formed so as to penetrate the opposing outer frame portion 10b in the opposing direction X, and the protruding portion Lb engageable with the concave portion La is formed from the sliding surface SF. The example in which the projection is provided so as to project toward the stringed instrument V in the facing direction X has been described. However, without being limited to such a configuration, for example, the concave portion La may be formed in the opposing outer frame portion 10b so as to be concave from the concave groove Sa in the direction along the opposing surface F2. In this case, the protrusion Lb may be provided on the sliding body Sb so as to protrude in the direction in which the concave portion La is depressed.

(7) The first locking portion 30 and the second locking portion 50 are preferably covered with an elastic member such as a foamed resin or rubber. According to this, it is possible to prevent the stringed musical instrument V from being damaged by the first locking portion 30 and the second locking portion 50 being locked to the stringed musical instrument V.

(8) The main body 10 may be made of a transparent or translucent member. According to this, the mechanisms such as the space adjustment unit S and the lock mechanism L provided inside the main body 10 can be visually recognized, and the design can be improved. Similarly, at least one of the first locking portion 30 and the second locking portion 50, and the first connection portion 31 and the second connection portion 51 may be formed of a transparent or translucent member. .

(9) The configurations disclosed in the above embodiments can be applied in combination with the configurations disclosed in other embodiments as long as no contradiction occurs. Regarding other configurations, the embodiments disclosed in this specification are merely examples in all respects. Therefore, various modifications can be appropriately made without departing from the spirit of the present disclosure.

3. Outline of the above embodiment Hereinafter, an outline of the above-described shoulder rest device will be described.

The shoulder rest device according to the present disclosure,
A shoulder pad device used for a stringed instrument used on a player's shoulder,
A main body having an abutting surface that abuts on the shoulder, and an opposing surface facing the stringed instrument facing the opposite side to the abutting surface;
A first locking portion locked to a first side edge of the stringed instrument;
A second locking portion locked to a second side edge of the stringed instrument;
A first connecting portion connecting the first locking portion and the main body portion,
A second connecting portion that connects the second locking portion and the main body portion,
The first side edge and the second side edge are opposite to each other, and the first side edge is located closer to the player's shoulder than the second side edge,
The direction in which the stringed instrument and the facing surface face each other is defined as a facing direction,
The first connecting portion has a distance adjusting portion that adjusts a distance in the facing direction between the facing surface and the first locking portion,
The first connection portion includes a first connection main body portion connected to the main body portion, and a first connection lock portion connected to the first lock portion,
The distance adjusting portion is provided so as to connect the first connection main body portion and the first connection locking portion, and has a pair of male and female screw portions screwed to each other, and a pair of the screw portions. Relative movement of the first connection main body and the first connection locking portion in the facing direction by the relative rotation of
The distance adjusting section is arranged at a position where the first locking section is locked to the first side edge portion and does not overlap with the stringed instrument when viewed in an opposing direction along the opposing direction.

According to this configuration, since the distance in the facing direction between the facing surface of the main body and the first locking portion can be adjusted by the distance adjusting section, the distance between the shoulder of the player and the back plate of the stringed instrument can be reduced. Can be adjusted appropriately. The distance adjuster is arranged at a position that does not overlap with the stringed instrument when viewed in the opposite direction in a state where the first engagement portion is engaged with the first side edge of the stringed instrument. The distance adjuster is not disposed at a position sandwiched between the back plate and the back plate. Therefore, according to the present configuration, the shoulder of the player and the stringed instrument are compared with a conventional configuration in which the distance adjustment unit is disposed at a position sandwiched between the shoulder of the player and the back plate of the stringed instrument. The restriction on the adjustment range on the side that reduces the distance to the back plate can be reduced. Therefore, it is possible to secure a wide adjustment range of the distance between the player's shoulder and the back of the stringed instrument.
In addition, according to this configuration, the distance between the opposing surface of the main body connected to the first connection main body and the first locking part connected to the first connection locking part relatively rotates the pair of screw parts. Can be adjusted. Accordingly, the distance between the player's shoulder and the back of the stringed instrument can be finely adjusted.

here,
When the distance between the opposing surface and the first locking portion in the opposing direction is adjusted to be the shortest by the distance adjusting portion, the opposing surface and the first connection locking portion come into contact with each other in the opposing direction. This is preferable.

  According to this configuration, it is possible to realize a configuration in which the distance between the player's shoulder and the back plate of the stringed instrument can be reduced to a value close to the thickness of the main body in the facing direction.

  Further, the shoulder rest device according to the present disclosure,
  A shoulder pad device used for a stringed instrument used on a player's shoulder,
  A main body having an abutting surface that abuts on the shoulder, and an opposing surface facing the stringed instrument facing the opposite side to the abutting surface;
  A first locking portion locked to a first side edge of the stringed instrument;
  A second locking portion locked to a second side edge of the stringed instrument;
  A first connecting portion connecting the first locking portion and the main body portion,
  A second connecting portion that connects the second locking portion and the main body portion,
  The first side edge and the second side edge are opposite to each other, and the first side edge is located closer to the player's shoulder than the second side edge,
  The direction in which the stringed instrument and the facing surface face each other is defined as a facing direction,
  The first connecting portion has a distance adjusting portion that adjusts a distance in the facing direction between the facing surface and the first locking portion,
  The distance adjusting section is disposed at a position not overlapping with the stringed instrument when viewed in an opposing direction along the opposing direction, in a state where the first locking section is locked to the first side edge section,
  At least one of the first connecting portion and the second connecting portion has an interval adjusting portion for adjusting an interval between the first locking portion and the second locking portion as viewed in the facing direction.

  According to this configuration, since the distance in the facing direction between the facing surface of the main body and the first locking portion can be adjusted by the distance adjusting section, the distance between the shoulder of the player and the back plate of the stringed instrument can be reduced. Can be adjusted appropriately. The distance adjusting section is arranged at a position not overlapping with the stringed instrument when viewed in the opposite direction in a state where the first locking section is locked to the first side edge of the stringed instrument. The distance adjuster is not disposed at a position sandwiched between the back plate and the back plate. Therefore, according to the present configuration, the shoulder of the player and the stringed instrument are compared with a conventional configuration in which the distance adjustment unit is disposed at a position sandwiched between the shoulder of the player and the back plate of the stringed instrument. The restriction on the adjustment range on the side that reduces the distance to the back plate can be reduced. Therefore, it is possible to secure a wide adjustment range of the distance between the player's shoulder and the back of the stringed instrument.
  According to this configuration, the distance between the first locking portion and the second locking portion is adjusted according to the shape and size of the stringed instrument as viewed in the opposite direction and the position of contact with the player's shoulder according to the player's preference. Can be adjusted to lock the first locking portion and the second locking portion at desired positions of the stringed instrument. Thus, the position of the shoulder pad with respect to the stringed instrument can be adjusted according to the player's preference.

Also,
The target one of the first locking portion and the second locking portion is set as a target locking portion,
The gap adjusting portion is formed on the facing surface of the main body portion and extends along the extending direction of the main body portion, and is connected to the target locking portion and is housed in the concave groove. It is preferable to include a sliding body that slides along the concave groove and a lock mechanism that fixes a position of the sliding body with respect to the main body.

According to this configuration, the sliding body can be slid along the extending direction of the main body. Thereby, the target locking portion connected to the sliding body can be moved along the extending direction, and as a result, the distance between the first locking portion and the second locking portion is increased by extending the main body portion. Direction can be adjusted.
Further, by fixing the position of the sliding body by the lock mechanism, it is possible to prevent the distance between the first locking portion and the second locking portion from being changed against the user's intention due to, for example, vibration. .

Also,
The lock mechanism is disposed adjacent to the groove and formed along the groove, and a plurality of recesses are provided on the sliding body toward a side provided with the plurality of recesses. A projection formed in a shape that protrudes, and an operation unit that operates the projection,
The protrusion is configured to change into a protruding state in which the protrusion protrudes into any one of the plurality of recesses and is engaged with the recess, and a retired state in which the protrusion retreats to a position where the protrusion comes out of the recess.
When the operating portion is operated and the protrusion is in the protruding state, the position of the slide body with respect to the main body is fixed and the operating portion is operated to cause the protrusion to be in the retreated state. Accordingly, it is preferable that the fixed state of the slide body with respect to the main body is released.

  According to this configuration, the position of the sliding body with respect to the main body is fixed by the engagement of the projection with the recess. Thereby, the distance between the first locking portion and the second locking portion can be fixed. According to this configuration, for the object to be engaged with the projection, any one of the plurality of recesses formed along the concave groove can be selected, so that the first locking portion and the second locking portion Can be fixed while changing step by step by the number of concave portions. In addition, since the protrusions provided on the sliding body are engaged with the concave portions arranged adjacent to the concave grooves on the opposing surface, they are configured not to protrude from the opposing surface of the main body toward the stringed instrument side. It has become easier. Therefore, when the distance between the player's shoulder and the backing of the stringed instrument is reduced, it is easy for the locking mechanism not to hinder it.

  Further, the shoulder rest device according to the present disclosure,
  A shoulder pad device used for a stringed instrument used on a player's shoulder,
  A main body having an abutting surface that abuts on the shoulder, and an opposing surface facing the stringed instrument facing the opposite side to the abutting surface;
  A first locking portion locked to a first side edge of the stringed instrument;
  A second locking portion locked to a second side edge of the stringed instrument;
  A first connecting portion connecting the first locking portion and the main body portion,
  A second connecting portion that connects the second locking portion and the main body portion,
  Further provided is a cord-shaped body locking portion provided on the main body portion, the cord-shaped body is locked,
  The first side edge and the second side edge are opposite to each other, and the first side edge is located closer to the player's shoulder than the second side edge,
  The direction in which the stringed instrument and the facing surface face each other is defined as a facing direction,
  The first connecting portion has a distance adjusting portion that adjusts a distance in the facing direction between the facing surface and the first locking portion,
  The distance adjusting section is arranged at a position where the first locking section is locked to the first side edge portion and does not overlap with the stringed instrument when viewed in an opposing direction along the opposing direction.

  According to this configuration, since the distance in the facing direction between the facing surface of the main body and the first locking portion can be adjusted by the distance adjusting section, the distance between the shoulder of the player and the back plate of the stringed instrument can be reduced. Can be adjusted appropriately. The distance adjusting section is arranged at a position not overlapping with the stringed instrument when viewed in the opposite direction in a state where the first locking section is locked to the first side edge of the stringed instrument. The distance adjuster is not disposed at a position sandwiched between the back plate and the back plate. Therefore, according to the present configuration, the shoulder of the player and the stringed instrument are compared with a conventional configuration in which the distance adjustment unit is disposed at a position sandwiched between the shoulder of the player and the back plate of the stringed instrument. The restriction on the adjustment range on the side that reduces the distance to the back plate can be reduced. Therefore, it is possible to secure a wide adjustment range of the distance between the player's shoulder and the back of the stringed instrument.
  Further, according to the present configuration, it is possible to use a cord-like body so that the shoulder rest device is not easily detached from the stringed instrument. For example, a portion of the cord that is different from the portion that is locked to the cord locking portion is locked to the stringed musical instrument, so that the first locking portion, the second locking portion, and the rope shape allow the shoulder pad to be used. The device can be locked in three places on the stringed instrument. This makes it difficult for the shoulder rest device to come off the stringed instrument.

  Further, the shoulder rest device according to the present disclosure,
  A shoulder pad device used for a stringed instrument used on a player's shoulder,
  A main body having an abutting surface that abuts on the shoulder, and an opposing surface facing the stringed instrument facing the opposite side to the abutting surface;
  A first locking portion locked to a first side edge of the stringed instrument;
  A second locking portion locked to a second side edge of the stringed instrument;
  A first connecting portion connecting the first locking portion and the main body portion,
  A second connecting portion that connects the second locking portion and the main body portion,
  The first side edge and the second side edge are opposite to each other, and the first side edge is located closer to the player's shoulder than the second side edge,
  The direction in which the stringed instrument and the facing surface face each other is defined as a facing direction,
  The entire contact surface is formed in a curved surface shape that is convex toward the shoulder side in the facing direction,
  The first connecting portion has a distance adjusting portion that adjusts a distance in the facing direction between the facing surface and the first locking portion,
  The distance adjusting section is arranged at a position where the first locking section is locked to the first side edge portion and does not overlap with the stringed instrument when viewed in an opposing direction along the opposing direction.

  According to this configuration, since the distance in the facing direction between the facing surface of the main body and the first locking portion can be adjusted by the distance adjusting section, the distance between the shoulder of the player and the back plate of the stringed instrument can be reduced. Can be adjusted appropriately. The distance adjusting section is arranged at a position not overlapping with the stringed instrument when viewed in the opposite direction in a state where the first locking section is locked to the first side edge of the stringed instrument. The distance adjuster is not disposed at a position sandwiched between the back plate and the back plate. Therefore, according to the present configuration, the shoulder of the player and the stringed instrument are compared with a conventional configuration in which the distance adjustment unit is disposed at a position sandwiched between the shoulder of the player and the back plate of the stringed instrument. The restriction on the adjustment range on the side that reduces the distance to the back plate can be reduced. Therefore, it is possible to secure a wide adjustment range of the distance between the player's shoulder and the back of the stringed instrument.
  Further, according to this configuration, only a part of the contact surface can be brought into contact with the player's shoulder, so that the main body can be relatively freely swung with respect to the player's shoulder. Becomes possible. Thus, for example, when the entire contact surface is formed into a curved surface that is concave toward the shoulder when viewed in the opposite direction, the entire contact surface is configured to contact from the shoulder to the upper chest. In comparison with the above, the stringed instrument supported by the shoulder rest device can be easily performed with a delicate angle operation of the stringed instrument with respect to the shoulder performed by the left hand in the same manner as playing the stringed instrument without the shoulder rest device attached, Operability of the stringed instrument by the player can be improved.

  Further, the shoulder rest device according to the present disclosure,
  A shoulder pad device used for a stringed instrument used on a player's shoulder,
  A main body having an abutting surface that abuts on the shoulder, and an opposing surface facing the stringed instrument facing the opposite side to the abutting surface;
  A first locking portion locked to a first side edge of the stringed instrument;
  A second locking portion locked to a second side edge of the stringed instrument;
  A first connecting portion connecting the first locking portion and the main body portion,
  A second connecting portion that connects the second locking portion and the main body portion,
  The first side edge and the second side edge are opposite to each other, and the first side edge is located closer to the player's shoulder than the second side edge,
  The direction in which the stringed instrument and the facing surface face each other is defined as a facing direction,
  The main body is formed in an arch shape that is convex on a side away from the shoulder when viewed in a facing direction along the facing direction,
  The first connecting portion has a distance adjusting portion that adjusts a distance in the facing direction between the facing surface and the first locking portion,
  The distance adjuster is disposed at a position that does not overlap with the stringed instrument when viewed in the opposite direction in a state where the first locking portion is locked to the first side edge.

  According to this configuration, since the distance in the facing direction between the facing surface of the main body and the first locking portion can be adjusted by the distance adjusting section, the distance between the shoulder of the player and the back plate of the stringed instrument can be reduced. Can be adjusted appropriately. The distance adjusting section is arranged at a position not overlapping with the stringed instrument when viewed in the opposite direction in a state where the first locking section is locked to the first side edge of the stringed instrument. The distance adjuster is not disposed at a position sandwiched between the back plate and the back plate. Therefore, according to the present configuration, the shoulder of the player and the stringed instrument are compared with a conventional configuration in which the distance adjustment unit is disposed at a position sandwiched between the shoulder of the player and the back plate of the stringed instrument. The restriction on the adjustment range on the side that reduces the distance to the back plate can be reduced. Therefore, it is possible to secure a wide adjustment range of the distance between the player's shoulder and the back of the stringed instrument.
  Further, according to this configuration, the main body portion can be formed into a shape suitable for the shape around the shoulder of the player.

here,
It is preferable that the second connecting portion is configured to maintain a constant distance between the facing surface and the second locking portion in the facing direction.

  If the distance between the first locking portion and the second locking portion, which is closer to the player's shoulder, in the direction facing the opposing surface can be adjusted, the distance between the player's shoulder and the back plate of the stringed instrument can be adjusted. Can be performed within a necessary range. According to this configuration, while the distance between the shoulder of the player and the back plate of the stringed instrument can be adjusted by the distance adjustment unit of the first connection unit, the second connection unit is provided with a facing surface. As a configuration for keeping the distance in the opposite direction to the second locking portion constant, the configuration of the second connecting portion can be simplified. Therefore, according to this configuration, it is possible to simplify the overall configuration of the apparatus while providing a configuration in which the distance between the player's shoulder and the back of the stringed instrument can be adjusted.

  The technology according to the present disclosure can be used for a shoulder pad device for a stringed instrument that is attached (locked) to an outer edge of a back plate of the stringed instrument and placed on the shoulder of a player.

Reference numeral 100: shoulder rest device 10: body portion 14: cord-like body locking portion 30: first locking portion 31: first connecting portion 32: first connecting main body portion 32c: male screw portion 33: first connecting locking portion 40 : Object locking part 50: Second locking part 51: Second connecting part 52: Second connecting main body part 53: Second connecting locking part 80: Cord-like body 90: Performer 91: Shoulder 92: Neck D: Distance adjusting part Da: screw part Db: screw part F1: contact surface F2: facing surface L: lock mechanism L1: first lock mechanism L2: second lock mechanism La: concave part La1: first concave part La2: second concave part Lb. : Projection part Lb1: First projection part Lb2: Second projection part Lc: Operation part Lc1: First operation part Lc2: Second operation part S: Space adjustment part S1: First space adjustment part S2: Second space adjustment part Sa: concave groove Sa1: first concave groove Sa2: second concave groove Sb: sliding body Sb1: first. Motion Sb2: second sliding body V: Stringed V1: first side edge portion V2: second side edge X: opposing direction Y1: first extending direction Y2: second extending direction

Claims (9)

A shoulder pad device used for a stringed instrument used on a player's shoulder,
A main body having an abutting surface that abuts on the shoulder, and an opposing surface facing the stringed instrument facing the opposite side to the abutting surface;
A first locking portion locked to a first side edge of the stringed instrument;
A second locking portion locked to a second side edge of the stringed instrument;
A first connecting portion connecting the first locking portion and the main body portion,
A second connecting portion that connects the second locking portion and the main body portion,
The first side edge and the second side edge are opposite to each other, and the first side edge is located closer to the player's shoulder than the second side edge,
The direction in which the stringed instrument and the facing surface face each other is defined as a facing direction,
The first connecting portion has a distance adjusting portion that adjusts a distance in the facing direction between the facing surface and the first locking portion,
The first connection portion includes a first connection main body portion connected to the main body portion, and a first connection lock portion connected to the first lock portion,
The distance adjusting portion is provided so as to connect the first connection main body portion and the first connection locking portion, and has a pair of male and female screw portions screwed to each other, and a pair of the screw portions. Relative movement of the first connection main body and the first connection locking portion in the facing direction by the relative rotation of
The distance adjuster is arranged at a position where the first locker is locked to the first side edge and does not overlap with the stringed instrument when viewed in an opposing direction along the opposing direction. apparatus. When the distance between the opposing surface and the first locking portion in the opposing direction is adjusted to be the shortest by the distance adjusting portion, the opposing surface and the first connection locking portion come into contact with each other in the opposing direction. The shoulder rest apparatus according to claim 1 , wherein A shoulder pad device used for a stringed instrument used on a player's shoulder,
A main body having an abutting surface that abuts on the shoulder, and an opposing surface facing the stringed instrument facing the opposite side to the abutting surface;
A first locking portion locked to a first side edge of the stringed instrument;
A second locking portion locked to a second side edge of the stringed instrument;
A first connecting portion connecting the first locking portion and the main body portion,
A second connecting portion that connects the second locking portion and the main body portion,
The first side edge and the second side edge are opposite to each other, and the first side edge is located closer to the player's shoulder than the second side edge,
The direction in which the stringed instrument and the facing surface face each other is defined as a facing direction,
The first connecting portion has a distance adjusting portion that adjusts a distance in the facing direction between the facing surface and the first locking portion,
The distance adjusting section is disposed at a position not overlapping with the stringed instrument when viewed in an opposing direction along the opposing direction, in a state where the first locking section is locked to the first side edge section ,
At least one of the first connecting portion and the second connecting portion has a shoulder adjuster for adjusting an interval between the first locking portion and the second locking portion as viewed in the facing direction . The target one of the first locking portion and the second locking portion is set as a target locking portion,
The gap adjusting portion is formed on the facing surface of the main body portion and extends along the extending direction of the main body portion, and is connected to the target locking portion and is housed in the concave groove. The shoulder pad according to claim 3 , further comprising: a sliding body that slides along the concave groove; and a lock mechanism that fixes a position of the sliding body with respect to the main body. The lock mechanism is disposed adjacent to the groove and formed along the groove, and a plurality of recesses are provided on the sliding body toward a side provided with the plurality of recesses. A projection formed in a shape that protrudes, and an operation unit that operates the projection,
The protrusion is configured to change into a protruding state in which the protrusion protrudes into any one of the plurality of recesses and is engaged with the recess, and a retired state in which the protrusion retreats to a position where the protrusion comes out of the recess.
When the operating portion is operated and the protrusion is in the protruding state, the position of the slide body with respect to the main body is fixed and the operating portion is operated to cause the protrusion to be in the retreated state. The shoulder pad according to claim 4 , wherein a state of fixing the position of the sliding body with respect to the main body portion is released. A shoulder pad device used for a stringed instrument used on a player's shoulder,
A main body having an abutting surface that abuts on the shoulder, and an opposing surface facing the stringed instrument facing the opposite side to the abutting surface;
A first locking portion locked to a first side edge of the stringed instrument;
A second locking portion locked to a second side edge of the stringed instrument;
A first connecting portion connecting the first locking portion and the main body portion,
A second connecting portion that connects the second locking portion and the main body portion,
Further provided is a cord-shaped body locking portion provided on the main body portion, the cord-shaped body is locked,
The first side edge and the second side edge are opposite to each other, and the first side edge is located closer to the player's shoulder than the second side edge,
The direction in which the stringed instrument and the facing surface face each other is defined as a facing direction,
The first connecting portion has a distance adjusting portion that adjusts a distance in the facing direction between the facing surface and the first locking portion,
The distance adjuster is arranged at a position where the first locker is locked to the first side edge and does not overlap with the stringed instrument when viewed in an opposing direction along the opposing direction. apparatus. A shoulder pad device used for a stringed instrument used on a player's shoulder,
A main body having an abutting surface that abuts on the shoulder, and an opposing surface facing the stringed instrument facing the opposite side to the abutting surface;
A first locking portion locked to a first side edge of the stringed instrument;
A second locking portion locked to a second side edge of the stringed instrument;
A first connecting portion connecting the first locking portion and the main body portion,
A second connecting portion that connects the second locking portion and the main body portion,
The first side edge and the second side edge are opposite to each other, and the first side edge is located closer to the player's shoulder than the second side edge,
The direction in which the stringed instrument and the facing surface face each other is defined as a facing direction,
The entire contact surface is formed in a curved surface shape that is convex toward the shoulder side in the facing direction,
The first connecting portion has a distance adjusting portion that adjusts a distance in the facing direction between the facing surface and the first locking portion,
The distance adjuster is arranged at a position where the first locker is locked to the first side edge and does not overlap with the stringed instrument when viewed in an opposing direction along the opposing direction. apparatus. A shoulder pad device used for a stringed instrument used on a player's shoulder,
A main body having an abutting surface that abuts on the shoulder, and an opposing surface facing the stringed instrument facing the opposite side to the abutting surface;
A first locking portion locked to a first side edge of the stringed instrument;
A second locking portion locked to a second side edge of the stringed instrument;
A first connecting portion connecting the first locking portion and the main body portion,
A second connecting portion that connects the second locking portion and the main body portion,
The first side edge and the second side edge are opposite to each other, and the first side edge is located closer to the player's shoulder than the second side edge,
The direction in which the stringed instrument and the facing surface face each other is defined as a facing direction,
The main body is formed in an arch shape that is convex on a side away from the shoulder when viewed in a facing direction along the facing direction,
The first connecting portion has a distance adjusting portion that adjusts a distance in the facing direction between the facing surface and the first locking portion,
It said distance adjusting unit, in a state where the first engaging portion is engaged with the first side edge portion are arranged at positions that do not overlap with the stringed instrument in the opposite direction Mukoshi, shoulder rest device. The shoulder pad according to any one of claims 1 to 8, wherein the second connecting portion is configured to maintain a constant distance between the facing surface and the second locking portion in the facing direction. Device.

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