CN1622190A

CN1622190A - Bracing for guitar tone plate

Info

Publication number: CN1622190A
Application number: CN 200310118085
Authority: CN
Inventors: 朴仁载
Original assignee: AUDIO INSTRUMENT Co Ltd
Current assignee: AUDIO INSTRUMENT Co Ltd
Priority date: 2003-11-24
Filing date: 2003-11-24
Publication date: 2005-06-01

Abstract

The present invention discloses one kind of supporting rod connected to the inner surface of guitar sound board. The supporting rod has improved shape to raise the flexibility of the sound board while maintaining the strength of the sound board, and can raise the resonant performance of the sound board and lower the weight of the sound board. The supporting rod has such cross section that one side extends perpendicularly upwards to set height to form the lower base part, extends toward the center in the set height before extending upwards, and inclines in set angle to form upper conic part.

Description

The strut that is used for the guitar soundboard

Technical field

The present invention relates generally on a kind of inside surface that is attached to the guitar soundboard to prevent the strut of soundboard distortion, more specifically, relate to the strut on following a kind of inside surface that is attached to the guitar soundboard, it has improved shape and keeps the intensity of soundboard simultaneously with the pliability that improves soundboard, thereby improves the resonance performance of soundboard and alleviate the weight of soundboard.

Background technology

As illustrated in fig. 1 and 2, guitar generally includes: main body 1, and it has the soundboard 1a of the portion of being attached to it; By the contiguous block (block) 2 that timber is made, it is attached on the inside surface of main body 1 and has in order to hold the groove 2a of neck 3; Be connected to the neck 3 on the contiguous block 2, make projection (lug) 3a of qin heel (heel) 3b of neck 3 insert among the groove 2a of contiguous block 2; Fingerboard 4, it is attached to the upper surface of neck 3; Qin bridge (bridge) 5, it is attached to the upper surface of the soundboard 1a of main body 1; Strut 6, it is attached to the lower surface of main body 1; Scroll head (head) 7, it forms as one with an end that or not is not connected main body 1 of neck 3; String 8, it is connected between qin bridge 5 and the scroll head 7; And fingerboard adjusting lever 9, it vertically is installed in the last center surface of neck 3, to adjust the state of fingerboard 4 smooth surfaces.

Guitar is provided with resonance soundboard 1a, with resonance that realizes the relative long period and the sound that produces uniqueness.

For preventing the soundboard 1a distortion that is distorted after long-time the use,

various strut

16,16 ', 16a, 16b, 16a ' and 16b ' are attached on the inside surface of soundboard 1a, shown in Fig. 3 and 4.The intensity that is attached to the strut on the soundboard 1a is big more, and the life-span of guitar is just long more.On the other hand, flexible fagging helps to improve the resonance performance of soundboard 1a, thereby guitar can be resonated the relatively long time.

If the insufficient strength of strut, soundboard 1a is through crooked behind the certain hour.Therefore, because soundboard 1a can not realize its function, so the lost of life of guitar.On the other hand, if the intensity of strut is excessive, even if soundboard 1a does not have torsional deformation, the resonance performance of soundboard 1a is variation also, so guitar can only send unfavorable sound in short time.

Therefore, preferably, strut has flexibility and intensity.And the number of strut, shape and strut all are to influence the performance of guitar and the key factor in serviceable life to the attachment structures of soundboard 1a.

With reference to Fig. 3 and 4, show the strut on the inside surface of a plurality of soundboards that are attached to traditional guitar.At this moment, among Fig. 3 the shape of strut and number and the strut attachment structures on soundboard all with Fig. 4 in similar.In other words, two pairs first and second main supporting rods 16,16 ' are attached on the inside surface of soundboard with X-shaped, and the inside surface that the first and

second jury strut

16a, 16b, 16a ' and 16b ' are attached to soundboard becomes around the mode of main supporting rod location.Aforesaid, to the attachment structures aspect of soundboard, Fig. 3 and Fig. 4 are similar at the shape of strut and number and strut.But Fig. 3 and Fig. 4 are different aspect some.Particularly, first main supporting rod of Fig. 3 and

first jury strut

16,16a have formation sunk part in the middle.At this moment, each sunk part by its core curved downwards form arc.On the other hand, second main supporting rod of Fig. 4 and second jury strut 16 ', 16a ' do not have sunk part, it has the xsect as bottom profiled, that is: the one side extends to the position of predetermined altitude vertically upward, thereby base portion under forming, and in the center curvature of each strut, extending upward, thereby form para-curve top b, as shown in Figure 5.

That is to say that among Fig. 3, thereby first main supporting rod and first jury strut 16,16 ' height make the soundboard among Fig. 3 have certain intensity greater than width, also have the arcuate depression part that forms a in the middle so that the soundboard among Fig. 3 is flexible increases.In addition, second main supporting rod among Fig. 4 and second jury strut 16 ' and 16a ' all have the xsect as bottom profiled, that is: thereby the one side extends to the following base portion of position formation of predetermined altitude vertically upward, thereby and in the center curvature of each strut, extending upward formation para-curve top b, as shown in Figure 5, thereby their sectional area reduces so that the soundboard 1a of Fig. 4 has pliability, thereby improves the resonance qualitly of soundboard 1a and can send the middle bass of relatively long time.

Summary of the invention

Therefore, the invention provides the strut on a kind of inside surface that is attached to the guitar soundboard, it has improved shape, to improve the flexible intensity that can keep soundboard simultaneously of soundboard.

Correspondingly, consider that problems of the prior art make the present invention, an aspect of of the present present invention is to provide the strut on a kind of inside surface that is attached to the guitar soundboard, it has improved shape to improve the flexibility of soundboard, the intensity that can keep soundboard simultaneously, improve the resonance qualitly of soundboard thus and alleviated the weight of guitar, be convenient to guitarist's use.

Other aspects of the present invention and/or advantage will partly propose in the explanation of back, partly obviously can get by explanation or by to time acquistion of the present invention.

Above-mentioned and/or other aspects of the present invention can realize to strengthen soundboard by the strut on a kind of inside surface that is attached to the soundboard that forms guitar body is provided, this strut comprises narrow, the xsect of this part has as bottom profiled, that is: thereby the one side extends to the following base portion of position formation of predetermined altitude vertically upward, curve inwardly at the center of described position, after this, extend upward towards strut, tilt at a predetermined angle simultaneously, thereby form conical upper.

Description of drawings

By below in conjunction with the accompanying drawing description of preferred embodiments, above-mentioned and other aspects of the present invention and advantage will become and understand and easy to understand.In the accompanying drawing:

Fig. 1 is the decomposition diagram of traditional guitar;

Fig. 2 is the cut-open view of traditional guitar among Fig. 1;

Fig. 3 is the skeleton view that is attached to first strut on the inside surface of traditional guitar soundboard;

Fig. 4 is the skeleton view that is attached to second strut on the inside surface of traditional guitar soundboard;

Fig. 5 is A-A ' line intercepting in Fig. 4 and the strut cut-open view of observing from direction shown in the arrow;

Fig. 6 is according to skeleton view first embodiment of the invention, that be attached to the strut on the guitar soundboard inside surface;

Fig. 7 is the enlarged perspective of strut among Fig. 6;

Fig. 8 is the amplification view of B-B ' line intercepting in Fig. 6 and the strut observed along direction shown in the arrow; And

Fig. 9 is the cut-open view according to the strut of second embodiment of the invention.

Embodiment

Describe the preferred embodiments of the present invention in detail referring now to accompanying drawing, its example is shown in the drawings.

As shown in the figure, Fig. 6 is the skeleton view that is attached to the strut on the guitar soundboard inside surface according to first embodiment of the invention; Fig. 7 is the enlarged perspective of strut among Fig. 6; Fig. 8 is the amplification view of B-B ' line intercepting in Fig. 6 and the strut observed along direction shown in the arrow; And Fig. 9 is the cut-open view according to the strut of second embodiment of the invention.

With reference to Fig. 6 and 7, be attached to according to strut 26, the 26a of first embodiment of the invention on the inside surface of guitar soundboard 1a to strengthen soundboard 1a.In this embodiment, each strut 26,26 ' all comprises narrow, the xsect of this narrow has following profile, that is: the one side extends to the p place, position of predetermined altitude h vertically upward, thereby forms base portion down, curve inwardly towards the center of strut at this position p then, after this, extend upward, tilt at a predetermined angle simultaneously, thereby form conical upper c, as shown in Figure 8.

Simultaneously, Fig. 8 illustrates the strut according to first embodiment of the invention.At this moment, xsect according to the strut of first embodiment of the invention has as bottom profiled, that is: thereby both sides all extend to the following base portion of position formation of predetermined altitude vertically upward, and curve inwardly towards the strut center in this position, after this, extend upward, thereby tilt to form conical upper at a predetermined angle simultaneously.On the other hand, Fig. 9 illustrates the strut according to second embodiment of the invention.In this embodiment, xsect according to the strut of second embodiment has as bottom profiled, that is: a side extends to the position of predetermined altitude vertically upward, curve inwardly towards the strut center in this position, and extend upward, tilt at a predetermined angle simultaneously, but opposite side extends to the top of strut vertically upward.At this moment, the irregular side line of the irregular side line of strut section shown in Figure 9 and strut section shown in Figure 8 has similar shape.So the strut of first and second embodiment has essentially identical intensity and flexibility according to the present invention.

Strut according to the present invention comprises narrow, the xsect of this part has as bottom profiled, that is: thereby sidepiece extends to the following base portion of position formation of predetermined altitude vertically upward, and curve inwardly at the center of this position towards strut, after this, extend upward, thereby tilt to form conical upper at a predetermined angle simultaneously.So, strut of the present invention has the cross-sectional area less than traditional strut shown in Figure 5, the xsect of tradition strut has as bottom profiled, that is: thereby a side extends to the following base portion of position formation of predetermined altitude vertically upward, thereby is extending upward formation para-curve top then in the center curvature of each strut.In addition, a little higher than traditional strut shown in Figure 5 of strut of the present invention has intensity identical with traditional strut and improved flexibility thus simultaneously.

As mentioned above, when the flexibility of strut was improved, the resonance qualitly of soundboard also was improved, and like this, comprised that the guitar of this strut can resonate the relatively long time.

And the sectional area of strut of the present invention is less than the sectional area of traditional strut shown in Figure 5.So strut of the present invention is slightly lighter than traditional strut, thereby alleviated the weight of guitar, made the guitarist be easy to use.

Obvious from above-mentioned explanation, the invention provides the strut on a kind of inside surface that is attached to the guitar soundboard, it has improved shape to improve the flexibility of soundboard, the intensity that keeps soundboard simultaneously, thereby improve the resonance performance of soundboard, make guitar can resonate the relatively long time, and alleviated the weight of guitar, make the guitarist use guitar more easily.

The present invention is illustrated with the form of example, but be should be understood that employed term is intended to description itself, and does not lie in restriction.Under the guide of above-mentioned instruction, many improvement and distortion can be arranged.So, should be understood that in the protection domain that claims limit, the present invention can implement by being different from the embodiment that specifies.

Claims

On the inside surface that is attached to the soundboard that forms guitar body to strengthen the strut of soundboard, comprising:

Narrow, to improve the flexible intensity that also keeps strut simultaneously of strut, improve the resonance performance of guitar body thus, this narrow has the xsect of following profile, that is: the one side position that extends to predetermined altitude vertically upward to be forming down base portion, and extends internally at the center of described position towards strut, after this extending upward, while is with the pre-determined tilt angle tilt, thus the formation conical upper.
2. strut as claimed in claim 1, wherein, described narrow has following xsect, that is: both sides all extend to the position of predetermined altitude vertically upward to form down base portion, and curve inwardly at the center of this position towards strut, after this extend upward,, thereby form conical upper simultaneously with the pre-determined tilt angle tilt.
3. strut as claimed in claim 1, wherein, described narrow has following xsect, that is: a side extends to the position of predetermined altitude vertically upward, and extend internally at the center of this position towards strut, after this extend upward, simultaneously with the pre-determined tilt angle tilt, but opposite side extends to the top of strut vertically upward.