KR20150081858A - Reading desk - Google Patents

Abstract

The present invention relates to a reading desk. In such a reading stand, the reading stand includes a reading plate on which a magnetic body or a magnet is disposed; And a board on which a magnet is disposed when the magnetic body is disposed on the reading plate and on which the magnetic body is disposed when the magnet is disposed on the reading plate. Such a reading unit has a merit that it is possible to use not only a reading unit function but also a writing function by attaching a removable board to a reading unit. In addition, a magnetic layer is formed on the board, and the board is detachably attached to the reading board by magnetic force, or the board is attached to the reading board by attaching the non-slip layer to the board, thereby stably attaching the board to the reading board. In addition, a storage box can be formed on the surface of the bookboard to accommodate office supplies, and the opening of the storage box can be closed by attaching the board to the reading board, thereby preventing the office supplies from falling to the outside of the box.

Description

Reading desk {Reading desk}

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a reading unit, and more particularly, to a reading unit capable of performing various functions by disposing a board capable of writing on a reading unit in a slidable manner and detachably mounting the board.

In general, a bookstore is a tool that allows users to easily read without having to hold a book by loading the book.

These bookshelves help people who have been reading for a long time to prevent quick fatigue due to their unsuitable attitude and to be able to read them effectively.

The bookstead usually includes a reading plate for supporting the book, a support for supporting the reading plate at a predetermined angle to the surface of the desk, a support jaw for supporting the lower portion of the book, There is a pressurizing mouth which prevents the page of the book from being transferred to the side.

However, the conventional reading system has a problem that it can not be used for additional purposes other than the function of reading a book by reading a book.

Patent Application No. 10-2009-18206 (Title: Bookstore with Movable and Detachable Pressure Fixing Member)

SUMMARY OF THE INVENTION Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and it is therefore an object of the present invention to provide a writing apparatus capable of slidably disposing a writable board on a reading board, It is to provide reading book which can be diversified.

In order to achieve the above object, in a reading desk according to an embodiment of the present invention,

The reading unit includes a reading plate on which a magnetic body or a magnet is disposed;

And a board on which a magnet is disposed when the magnetic body is disposed on the reading plate and on which the magnetic body is disposed when the magnet is disposed on the reading plate.

In a reading desk according to another embodiment of the present invention,

The reading compartment includes a reading compartment;

A board detachably attached to the reading board;

And a sliding plate is selectively provided on a back surface of the reading plate or the board so that the board can be detachably attached to the reading plate.

In a reading desk according to another embodiment of the present invention,

Wherein the reading unit includes a reading plate having a coupling protrusion or a coupling hole;

When a coupling protrusion is protruded from the reading plate, the coupling hole is formed. When the reading plate is provided with a coupling hole, the coupling protrusion is protruded and coupled to the coupling hole, so that the board can be detachably attached to the reading plate .

In a reading desk according to another embodiment of the present invention,

The reading compartment includes a reading compartment; And

And a board which is slidably disposed in the sliding groove formed in the reading plate and writable, and which is drawn / drawn into / from the reading plate.

As described above, the reading desk according to the embodiment of the present invention has the following advantages.

First, by arranging the board slidably on the reading board, a wider board space can be ensured by drawing it from the reading board as necessary and using it as a board as a board.

Second, if the board is slidably placed and the board is slidably separated at the bottom of the board, if the board is used as a chalkboard, the board and the chin can be pushed upward to mount the book or the smartphone It can be used for many purposes.

Third, a board or a smartphone can be additionally mounted by providing a notch-type base jaw on the board.

Fourth, by attaching a detachable board to the reading board, it is possible to use not only the function of the reading desk but also the writing function.

Fifth, there is an advantage that the board can be easily attached to / detached from / on the reading plate by disposing a magnetic body on the board, placing magnets on the reading board, or placing magnets on the board and arranging the magnetic bodies on the reading board.

Sixth, there is an advantage that the board can be easily detached and attached to the reading plate by selectively arranging the non-slip layer on the board or the reading board.

Seventh, it is possible to easily attach and detach the board by forming a coupling protrusion on the reading plate and forming a coupling hole on the board to connect them to each other, or on the contrary, forming a coupling hole on the reading plate and forming coupling protrusions on the board, In addition, there is an advantage that the board can be used as a black board by removing only the board and hanging it on a nail of a wall or the like.

Eighth, there is an advantage that it can be used versatile because it can add a length measuring function and a drawing function in addition to a book reading function and a writing function by displaying a scale indicating a length on a board or displaying a point.

Ninthly, since the friction member is provided at the edge of the board, it is advantageous that only the board is separated from the book reading unit, and the book is supported on a book or the like provided at an adjacent position.

It is advantageous to use the board as front and back boards by attaching UV coating or sheet paper so that the board can be written on the front side as well as on the back side of the tenth board.

Firstly, a storage box can be formed on the surface of the reading plate to accommodate office supplies. By closing the opening of the storage box by attaching the board to the reading plate, it is possible to prevent the office supplies from falling to the outside of the box.

1 is a perspective view showing a bookstore having a board according to an embodiment of the present invention.
FIG. 2 is an exploded perspective view of the book reader shown in FIG. 1. FIG.
3 is a side view of Fig.
FIG. 4 (a) is a side view schematically showing a state in which magnet powder is contained in a board and attached to a magnetic body of a reading plate, and FIG. 4 (b) And a magnetic powder layer is formed on the reading plate and attached to the reading plate.
5 (a) is a side view schematically showing a state in which a magnetic plate is disposed on a rear surface of a board and attached to a magnetic body of a reading board, and FIG. 5 (b) And is a side view schematically showing a state in which a magnetic substance is attached and a magnet plate is attached to the reading plate.
6 (a) is a side view schematically showing a state in which a non-skid layer is coated on the back surface of the board and attached to the reading board, and FIG. 6 (b) In which a non-slip layer is coated and a board is attached.
FIG. 7 is a perspective view of the board shown in FIG. 1 according to another embodiment of the present invention. FIG. 7 is a perspective view illustrating a state in which a protrusion is protruded from a reading board, a coupling hole is formed in the board, It is a perspective view showing.
Fig. 8 is a side view of Fig. 7. Fig.
FIG. 9 is a view schematically showing a state where the board shown in FIG. 7 is caught by a nail of a general wall.
FIG. 10 is an exploded perspective view showing a book stand in which a board is slidably provided on a reading board, according to another embodiment of the bookbinding system shown in FIG. 1. FIG.
Fig. 11 is a top view of the reading compass shown in Fig. 10; Fig.
FIG. 12 is a perspective view showing another embodiment of the bookbinding board shown in FIG. 10, wherein the board is provided with an auxiliary bearing jaw by a notch.
FIG. 13 is an enlarged side view showing the notch type support jaw structure shown in FIG. 12; FIG.
FIG. 14 is a view showing another embodiment of the board shown in FIG. 10, in which the board is provided with a fixed auxiliary assist step.
FIG. 15 is a view showing a structure in which a board and a base are separated from each other according to another embodiment of the bookbinding system shown in FIG. 10. FIG.
16 is a front view of Fig. 15. Fig.
FIG. 17 is a view showing a bookstack having a holder for fixing a writing instrument, according to another embodiment of the readingstand shown in FIG. 1. FIG.
FIG. 18 is a view showing a state in which a friction member capable of preventing slippage is attached to a lower portion of a board, thereby allowing the board to be used independently by being detached from a reading desk and being mounted.
FIG. 19 is a view showing another embodiment of the bookbinding system shown in FIG. 1, wherein a writing layer of UV coating or sheet is provided on the front and back sides of the board.
FIG. 20 (a) is a view showing a state where a scale is displayed on an edge of a board, and FIG. 20 (b) shows a state in which a plurality of points are arranged at regular intervals on a board Fig.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT Hereinafter, a book reader according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

As shown in Figs. 1 to 4 (a), the bookbinding apparatus 1 proposed by the present invention comprises a reading plate 3 capable of supporting a book or the like; A board (9) detachably mounted on the reading board (3); And a storage box (11) formed concavely in the reading plate (3) and capable of storing objects.

In the reading unit 1 having such a structure, the reading unit 3 is formed to have a predetermined area or more, thereby supporting the book or the like. The reading plate 3 is supported by the support plate 5 on the rear surface of the reading plate 3.

At this time, it is preferable that the support table 5 has a structure capable of being folded at an angle with respect to the reading plate 3. Therefore, when necessary, the reading plate 3 can be inclined at a predetermined angle for reading.

Further, the reading jig 7 is provided at the lower portion of the reading plate 3 to support the lower portion of the book or the like.

The board 9 is detachably mounted on the front surface of the reading board 3 so that it can be handwritten in addition to reading.

More specifically, the board 9 is detachably seated inside the seating groove 13 formed on the front surface of the reading plate 3. Therefore, the board 9 can be attached to or detached from the seating groove 13, if necessary.

The board 9 may be made of a variety of materials, for example, Foamex material compressed with polyvinyl chloride (PVC).

The board 9 made of a material such as Fomex can smoothly write a letter or a picture by using a writing instrument such as a board marker.

Since the thickness t1 of the board 9 is the same as the thickness t2 of the mounting groove 13, when the board 9 is inserted into the seating groove 13, And is positioned on the same plane as the surface of the reading plate 3.

The board 9 may be magnetically coupled to the seating groove 13 in order to stably hold the board 9.

That is, as shown in FIG. 4 (a), when manufacturing the board 9, the magnets are formed into powder 21 in the form of a foam, and mixed at a predetermined ratio to produce magnetism like a soft plastic magnet Method.

A magnetic substance S such as an iron plate is disposed inside the seating groove 13 of the reading plate 3 so that the magnetic board 9 is attached to the iron plate.

Thus, the board 9, which contains the magnetic powder 21 and is magnetized, is attached to the inside of the seating groove 13 by magnetic force, so that the board 9 is stably fixed to the reading table 1 . If necessary, the board 9 may be detached from the seat groove 13.

On the other hand, as shown in Fig. 4 (b), on the other hand, a magnet body S such as an iron plate is attached to the rear surface of the board 9, and a magnet powder 21 is inserted into the seating groove 13 of the reading plate 3, .

Therefore, when the board 9 is inserted into the seating groove 13 of the reading plate 3, the magnetic body S of the board 9 can be attached to the magnetic powder 21 by magnetic force.

As described above, it is possible to appropriately select a magnetic material to be attached to the rear surface of the board 9 or to attach the magnet powder 21 according to the specifications of the reading book.

In the above description, the magnetic substance is mixed with the board 9, but the present invention is not limited thereto. The magnet plate 22 may be attached to the rear surface of the board 9.

That is, as shown in Fig. 5 (a), the magnetic plate 22 is attached to the back surface of the board 9, and the magnetic member S such as an iron plate is disposed in the seating groove 13. Fig.

At this time, the magnetic plate 22 is in the shape of a plate, and may be a single number, and the size thereof may be the same as or smaller than the size of the board 9. Alternatively, the magnetic plate 22 may be composed of small pieces and attached to the rear surface of the board 9, respectively.

Therefore, the magnetic plate 22 can be attached to the iron plate of the seating groove 13 by magnetic force or can be separated by an external force.

On the contrary, as shown in FIG. 5 (b), a magnetic body S such as an iron plate is attached to the rear surface of the board 9, and a magnet plate 22 is attached to the seating groove 13 of the reading plate 3 .

Therefore, when the board 9 is inserted into the seating groove 13 of the reading plate 3, the magnetic body S of the board 9 can be attached to the magnet plate 22 by magnetic force.

The attachment of the magnetic substance S to the rear surface of the board 9 or the attachment of the magnetic plate 22 can be appropriately selected in accordance with the specifications of the reading desk.

In the above description, the board 9 is attached to the reading board 3 by using a magnetic force. However, the board 9 can be attached by other embodiments besides magnetic force.

6 (a), the board 9 can be stably attached to the inside of the seat groove 13 by forming the anti-slip layer 25 on the rear surface of the board 9. [ At this time, the anti-slip coating 25 is preferably a polymer component such as urethane, sealant, synthetic rubber or silicone.

Therefore, the board 9 to which the anti-slip layer 25 is attached can be stably attached to the seating groove 13 by an appropriate adhesive force.

On the other hand, as shown in FIG. 6 (b), the anti-slip layer 25 may be formed in the seating groove 13 of the reading plate 3. At this time, the rear surface of the board 9 is a general board material.

Therefore, when the board 9 is inserted into the seating groove 13 of the reading plate 3, the rear face of the board 9 can be attached to the anti-slip layer of the seating groove 13. [

The attachment of the anti-slip layer 25 to the back surface of the board 9 or the attachment of the anti-slip layer 25 to the inside of the seating groove 13 can be appropriately selected in accordance with the reading table specification.

In the description of the board 9 using the magnet or the board 9 having the anti-slip layer as described above, it has been described that the seating groove 13 is formed and attached to the reading plate 3. However, But the present invention is not limited thereto and the attachment grooves 13 may be omitted and directly attached to the surface of the reading plate 3. [

7 and 8, another embodiment of the board is shown in which a coupling protrusion 30 is protruded from the seating groove 13 of the reading plate 3 and a coupling hole 32 is formed in the board 9 There is one difference.

At this time, the engaging projections 30 and the engaging holes 32 are arranged on the same line so that they can be easily combined. Further, the positions of the engaging projections 30 and the engaging holes 32 can be appropriately arranged not only at the upper portion but also at other positions.

The height of the coupling protrusion 30 is equal to or smaller than the thickness of the board 9 so that when the board 9 is coupled to the seating groove 13, the coupling protrusion 30 is formed on the surface of the board 9, Can be prevented from protruding.

The coupling protrusion 30 may protrude from the rear surface of the board 9 and the coupling hole 32 may be formed in the seating groove 13 of the reading plate 3. [

The board 9 on which the coupling hole 32 is formed may be detached from the book reading unit and hooked to the nail N such as the wall W as shown in Fig. In this case, the board 9 can be used as a board by hanging it on a wall.

10 and 11, as another embodiment of the present invention, the board 9 may be arranged in a slidable structure. That is, a sliding groove 42 is formed in the reading plate 3, and the board 40 is mounted on the sliding groove 42, so that it is slidable.

In more detail, the sliding groove 42 is formed in the inside of the reading plate 3, and the board 40 is inserted. At this time, a guide groove 48 into which the guide 52 of the board 40 is inserted is formed inside the sliding groove 42.

Therefore, when the board 40 is positioned above the sliding groove 42 of the reading plate 3 and the guide 52 is coupled to the guide groove 48 and pressed in the downward direction, Can be inserted in the downward direction in a state of being coupled to the inside of the body 42.

At this time, UV coating or a sheet for the board 9 is attached to the front surface of the board 40, so that writing with a writing instrument such as a board 9 is possible.

As a result, the board 40 can be slid in a state of being coupled to the sliding groove 42 of the reading plate 3, and can be separated as necessary outside the reading plate 3 or coupled to the reading plate 3, Can be used.

The plate spring 55 is disposed inside the guide groove 48 to fix the board 40 in an arbitrary position by resiliently fixing it.

That is, a leaf spring 55 having at least one concavo-convex structure is disposed inside the guide groove 48, and a guide groove 56 corresponding to the plate spring 55 is disposed in the guide 52 of the board 40.

When the board 40 is slid along the sliding groove 42, the latching groove 56 of the board 40 is caught by the concave and convex of the plate spring 55 disposed in the guide groove 48, Can be fixed.

In the above description, the leaf spring 55 is disposed in the guide groove 48 and the latch groove 56 is formed in the guide 52. However, the present invention is not limited thereto and can be reversed. That is, it is also possible that the guide groove 48 is formed with the latching groove 56 and the leaf spring 55 is disposed on the guide 52. This can be appropriately selected in accordance with the standard of the reading plate 3 have.

In addition, a board can be formed on the front surface of the reading plate to enable writing. That is, the sub board 54 can be realized by attaching a UV coating or a sheet paper to the entire surface of the reading plate 13 disposed inside the sliding groove 42.

Accordingly, when the board 40 is pulled out to the upper part, the lower part of the reading board 13 is exposed and can be used as the sub board 54, so that the board can be expanded to be used on two sides.

Of course, if necessary, the board 40 may be inserted into the sliding groove 42 of the reading board 3 to use only the board 9.

12 and 13 show another embodiment of the board 40. In this embodiment, a notch-based auxiliary support jaw 58 is formed on the board 40 to support a smart phone or the like.

More specifically, the auxiliary support jaw 58 has a structure that is foldably connected to the lower side of the storage hole 59 formed in the board 40. As shown in Fig.

At this time, a variety of methods are applicable to the structure in which the auxiliary support jaw 58 is foldably connected to the board 40. In the present invention, a notch is applied as an example.

That is, when the board 40 is to be formed, the rims except for the lower rim of the storage hole 59 are punctured when the storage hole 59 is punched by the press machine, and the lower rim is pressed to form the ridge This portion is formed to be thinner than the other portions.

Therefore, the auxiliary support jaw 58 can be turned back and forth by connecting the lower edge thereof by the notch.

When the auxiliary support jaw 58 is tilted, the two lines of fold lines L1 and L2 forming the boundary between the notch and the storage hole 59 come into close contact with each other. Therefore, when the auxiliary support jaw 58 is tilted, the two lines of fold lines L1 and L2 contact with each other, so that the auxiliary support jaw 58 is not tilted beyond a certain angle.

At this time, the angle of tilting is determined by the interval of the two lines of fold lines L1 and L2 according to the width of the notch, so that the angle of tilting of the auxiliary support jaw 58 can be changed by changing the width of the notch. Accordingly, the length of the width of the notch can be appropriately adjusted according to the standard of the reading book, so that the angle of the auxiliary supporting jaw 58 can be adjusted.

As described above, by supporting the smartphone on the auxiliary support jaw 58 in a state in which the auxiliary support jaw 58 is tilted, the user can easily recognize the content displayed on the smartphone while writing the book on the board 9 .

When the smartphone is not used, the auxiliary support jaw 58 is folded to use the board 40 as a chalkboard.

14, the auxiliary support jaw 58 may be fixed to the board 40 by a fastening member such as a screw or the like. Alternatively, as shown in FIG. 14, It can be fixed by an adhesive or the like.

As described above, the book chin 7 is provided at the lower part of the reading plate 13 to support the book, and the auxiliary board jaw 58 is also provided on the sliding board 40 to support the book or the smart phone. can do.

On the other hand, as shown in Figs. 15 and 16, the base plate may be detached from the reading plate 13 and mounted thereon. That is, the board 40 is slidably disposed on the upper portion of the sliding groove 42, and the base 7 is slidably disposed on the lower portion thereof.

By forming the latching grooves 64 on both sides of the base jaw 7, it is elastically coupled to the leaf spring 66.

Therefore, when the pedestal 7 reaches the proper position by pushing up or down the slide groove 42, the unevenness of the leaf spring 66 is elastically hooked to the latching groove 64, Electronic devices such as smart phones can be supported.

In addition, the support jaw 7 is provided with a pair of pushing openings 75 to support books, smart phones, and the like.

That is, the pair of pushing tools 75 are provided at both ends of the rotating shaft 77 passing through the inside of the receiving jaw 7. The rotary shaft 77 is elastically supported in a clockwise or counterclockwise direction by a spring.

Therefore, when the force for pulling the pushing-out port 75 is released after the pair of pushing-out ports 75 are pulled and tilted in the direction of the user and after turning over the bookcases or mounting the smartphone, the pushing- By returning, you will be supported by pressing a bookcase or smartphone.

As described above, even when the support jaw 7 is formed as a separate structure, the board 40 may be provided with an auxiliary support jaw.

17 shows another embodiment of the book reading apparatus, in which a holder 70 for fixing the writing instrument P is mounted on the reading plate 3. That is, a holder 70 having an annular shape is mounted on the side or top of the reading plate 3. At this time, the shape of the holder 70 may be variously modified. For example, two semicircular rings may face each other, and a circular cross-sectional shape may be used.

Therefore, by using the writing instrument P inserted in the holder 62, loss or the like can be prevented.

In the above embodiments, the board 9 is coupled to the reading board 3 by means of a magnetic force, a non-skid layer, and a coupling protrusion. However, the board 9 may be a frictional member .

18, a friction member 35 capable of generating a frictional force such as rubber or synthetic resin is attached to the lower bottom surface 37 of the board 9. As shown in Fig.

By attaching the friction member 35 to the bottom surface 37 of the board 9 as described above, the board 9 can be separated from the reading desk and can be separately mounted on the support 71 such as a book or a wall at an adjacent position.

Accordingly, the book reading unit can be read through a book or the like, and the board 9 can be used as a blackboard by separately supporting the supporting board 71 at the adjacent position.

In the above embodiments, the board 9 is made of a water pen. However, the present invention is not limited to this, and other materials may be used.

For example, the board 9 may be made of a material that can be printed with general chalks in powder form. Therefore, it can be written not only as a water pen but also as a general chalk.

In addition, the board 9 can be made of a so-called water board material. The water chalkboard is used to prevent powder from being blown when you write with ordinary chalk. You can use chalk, which is specialized for ordinary chalk or water chalkboard, and erase it with water eraser when you erase it.

As described above, the board 9 can be also made of a water pen or chalk by diversifying its material.

As shown in FIG. 19, the board 9 applied to the magnetic force, the slip prevention, the coupling projection, the sliding method, and the water board described in the above embodiments is not only the front face 9a but also the rear face 9b, Can be used. That is, a writing layer can be formed on the rear surface 9b of the board 9 by a UV coating or a sheet attaching method to enable writing. Therefore, after the board 9 is pulled out from the sliding groove 42 and then inserted into the sliding groove 42 again after the board 9 is punched on the front face 9a of the board 9, have.

20 (a), as another embodiment of the board 9, a scale 73 indicating the length may be displayed on the board 9. [ In other words, since the scale 73 is displayed on the edge of the board 9 by printing or some other method, the user can easily measure the length by using the scale 73.

At this time, the position of the scale 73 can be displayed not only on the upper part of the board 9, but also in another suitable position, that is, on the reading board.

This scale 73 can also be displayed on the slidable board 40 (FIG. 10) as shown in FIG.

20 (b), a plurality of points 75 may be displayed on the board 9 at regular intervals. Therefore, when the user wishes to draw a line horizontally on the board 9, the user can easily display the horizontal line with the point 75 as a reference.

The display of the scale or mark on the board 9 can be applied to the magnetic force, the anti-slip layer, the coupling projection, the sliding board, and the water board proposed in the above embodiments.

The technique of attaching the friction member 35 to the bottom of the above-mentioned board, fabricating the board as a water board, and marking a scale or a dot can also be applied to the slide board 40 shown in FIG.

1 to 3, the storage box 11 is formed on the bottom surface of the seating groove 13 to accommodate office supplies 15 such as pencils and the like. The storage box 11 is recessed to a predetermined depth from the surface of the reading plate 3, and a space having a constant volume is formed. Therefore, office supplies 15 such as ball-point pens, felt-tip pens, and erasers can be stored in this storage box 11.

When the board 9 is attached to the reading board 3, the opening 26 is naturally closed so that the office supplies 15 stored in the storage box 11 can be prevented from falling to the outside.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be construed as limiting the scope of the invention as defined by the appended claims. It will be understood that various modifications may be made by those skilled in the art.

1: Reading Book
3: Reading board
5; support fixture
9: Board
11: Storage box
13: seat groove
21: Magnet powder
22: Magnet plate
25: anti-slip layer
S: magnetic substance

Claims (18)

In the reading room,
The reading unit includes a reading plate on which a magnetic body or a magnet is disposed;
Wherein the board comprises a board on which a magnet is disposed when the magnetic body is disposed on the reading board and a magnetic body is disposed on the reading board when the magnet is disposed on the reading board. In the reading room,
The reading compartment includes a reading compartment;
A board detachably attached to the reading board;
Wherein the reading board or the back surface of the board is selectively provided with a non-skid layer so that the board can be attached to and detached from the reading board. In the reading room,
Wherein the reading unit includes a reading plate having a coupling protrusion or a coupling hole;
When a coupling protrusion is protruded from the reading plate, the coupling hole is formed, and when the reading plate has a coupling hole, the coupling protrusion is protruded to be coupled to the coupling hole, whereby the board can be detachably attached to the reading plate. reading desk. In the reading room,
The reading compartment includes a reading compartment; And
Characterized in that it comprises a board which is slidably disposed in a sliding groove formed in the reading plate and is writable, and which is drawn out from / into the reading plate. 5. The method of claim 4,
And a guide groove into which the guide of the board is inserted is formed inside the sliding groove. 5. The method of claim 4,
And a writing sub-board is provided on a front surface of the inner reading plate of the sliding groove. 5. The method of claim 4,
Wherein a boarding hole is formed in the board and an auxiliary supporting jaw is foldably formed on a lower side of the boarding hole by a notch so as to be housed in the receiving hole or protrude to the outside. 5. The method of claim 4,
Wherein an auxiliary support jaw is fixedly provided on the board. 5. The method of claim 4,
Further comprising a support base which is disposed separately from the board in the sliding groove and is slidable. 5. The method of claim 4,
Wherein the sliding groove is formed with concavities and convexities, and is fixed to a predetermined position by sequentially engaging with an engaging groove formed on an edge of the board. 5. The method according to any one of claims 1 to 4,
Wherein a friction member is disposed at a lower portion of the board so that the board can be separated from the reading plate and supported on a separate support. 5. The method according to any one of claims 1 to 4,
Wherein the booklet is mounted on the booklet. 5. The method according to any one of claims 1 to 4,
Wherein a writing layer is formed on the rear surface of the board by UV or sheet adhesion. 5. The method according to any one of claims 1 to 4,
Wherein the board has a base jaw. 5. The method according to any one of claims 1 to 4,
Wherein a scale capable of displaying a length is displayed on the board or the reading board. 5. The method according to any one of claims 1 to 4,
Wherein a plurality of points are displayed at predetermined intervals in the board or the reading plate. 4. The method according to any one of claims 1 to 3,
Wherein the reading plate is formed with a seating groove recessed from the surface, and the board is detachably arranged in the seating groove. The method according to claim 1,
Wherein the magnet is in the form of a powder or a plate.

Images