JPH0756231Y2 - Whiteboard - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION <Industrial Application Field> The present invention relates to a whiteboard.

A whiteboard is used, for example, as a simple memo at the time of a meeting or a meeting. The whiteboard is one in which the whiteboard marker is used for writing, and the written matter is erased with an erase tool, if necessary.

Needless to say, the whiteboard is required to be light in weight and convenient for carrying and specific use.

The present invention is directed to an improved whiteboard that meets these needs.

<Prior art and its problems> Conventionally, as a whiteboard, a thick iron plate generally made of enamel is used. However, due to the structure of such a conventional whiteboard,
Since it is heavy and relatively large, it is inconvenient to carry.For example, it is very inconvenient for a small number of people to appropriately hang it on a hook such as a wall at any place in a small space and use it easily. There is.

In the past, as a projection screen that can also be used as a white blackboard, it has been proposed that a side plate be attached to the left and right sides of a white plate so that it can be opened and closed (Shinkai 48-7042). However, in this conventional product, the side plate is attached to the white plate with a hinge, a screw is projected on the hinge attachment part, and the wing nut is tightened or loosened by tightening the wing nut on this screw, Since the side plate is fixed or closed in the open state, opening and closing the side plate is troublesome, especially when the screws and wing nuts protruding from the white plate and the side plate are carried around the worker's clothes and surroundings. There is a problem of getting caught in things.

<Problems to be Solved by the Invention and Means for Solving the Problems> The present invention solves the above-mentioned conventional problems and provides an improved whiteboard that meets the above-mentioned demands.

Therefore, the present invention is a whiteboard in which the sub-boards are attached to the left and right sides of the main board via flexible members so that the sub-boards can be opened, and the main board and the sub-boards are provided with a frame. A groove is formed in the upper part of the frame body and the lower part of the frame body of the main board, and a hook for fixing the sub-board to the main board is detachably slidably fitted in the groove of the upper part,
The present invention relates to a whiteboard, characterized in that a holder is slidably fitted in a groove portion in a lower portion.

The whiteboard of the present invention comprises one main board and two sub boards. The main board and sub-board are whiteboard bodies that can be written clearly with a whiteboard marker and the written matter can be completely erased.The sub-board is placed on both the left and right sides of the main board via flexible members. It is mounted so that it can be opened.

A frame is provided around the main board and the sub-board. Rail-shaped grooves are formed along these frames at the upper part of these frame members, that is, at the upper part of the main substrate frame member and at the upper part of the sub-board frame member, and at the lower part of the main substrate frame member. Also, a rail-shaped groove is formed along the frame.

A hook and a stopper are slidably fitted in the upper groove portion, and a holder is slidably fitted in the lower groove portion, which are removable in the left-right direction. The hook is for hooking on a hook such as a wall to support the whiteboard, the stopper is for fixing the sub-board to the main board in a double-sided open state, and the holder is white. It is for placing a board marker, eraser, etc.

<Operation> In use, first, the hanging tool is slidably fitted in the groove portion in the upper portion of the frame body of the main board, and the holding tool is slidably fitted in the groove portion in the lower portion of the frame body of the main board. Then, one stopper is slidably fitted in the groove portion in the upper portion of the frame body of one sub-board, and the other stopper is slidably fitted in the groove portion in the upper portion of the frame body of the other sub-board. In this state, hook the hook to a hook attached to the wall, open the sub-board in a double door, and slide one stopper to a position extending between the frame of one sub-board and the frame of the main board. Further, the other stopper is slid to a position extending to the frame body of the other sub-board and the frame body of the main board, and the sub-board is fixed to the main board in a double-open manner. In this state, writing is performed on the main substrate and the sub substrate with the whiteboard marker placed on the holder. Then, after erasing what was written with the eraser placed on the holder, or as it was written, or whenever necessary in the middle of writing, one stopper was attached to one sub-board. In the direction of the frame body, and the other stopper slides in the direction of the frame body of the other sub-board to close the sub-board on the main board. The following is a repeat of this.

In the present invention, the hanging device can be arbitrarily slid according to an existing hook such as a wall. Further, by simply sliding the stopper, the sub-board can be fixed to the main board in a double-opened state, and the double-opened sub-board can be superposed and closed on the main board. Further, the hanging tool, the stopping tool and the holding tool can be detached only by sliding in the left-right direction.

Therefore, according to the present invention, it is extremely convenient to carry and concrete use.

<Embodiment> FIG. 1 is a front view showing an embodiment of the present invention in an open state,
2 is a front view showing the same embodiment as FIG. 1 in a closed state, FIG. 3 is a partially enlarged vertical sectional view showing an upper portion of the same embodiment as FIG. 1, and FIG. 4 is FIG. 3 is a partially enlarged vertical sectional view showing a lower portion of the same embodiment as that of FIG.

Sub-boards 1 that are about half the size of the main board 11 to the left and right of the main board 11.
2, 13 are arranged, and frame bodies 21, 22, 23 are provided around the main board 11 and the sub-boards 12, 13, respectively. In the case of the illustrated embodiment, frame bodies 21, 22 and 23 having a substantially concave inner peripheral cross section are fitted and adhered to the peripheral portions of the main substrate 11 and the sub substrates 12 and 13, respectively. Also frame
The side portions where 21 and the frame body 22 are adjacent to each other and the side portions where the frame body 21 and the frame body 23 are adjacent to each other are slightly thin flexible members 31 and 32 over the side portions on the front sides of both sides. Is glued,
Therefore, the sub-boards 12 and 13 are attached to the main board 11 so as to be openable and closable so that the main board 11 can be opened.

Rail-shaped groove portions 41, 42, 43 (however, the groove portions 42, 43 are not shown, the same applies hereinafter) are formed on the upper portions of the frame bodies 21, 22, 23 along these frame bodies, respectively. The hooks 51, 52 and the stoppers 61, 62 are slidably fitted to the left, right, and left sides, 42, 43, respectively. In FIG. 1 in which the sub-boards 12 and 13 are in an open state, the hooks 51 and 52 are slidably fitted in the groove 41, and the stopper 61 is slidably fitted between the groove 41 and the groove 42. A stopper 62 is slidably fitted over the groove portion 41 and the groove portion 43. Further, in FIG. 2 showing the state where the sub-boards 12 and 13 are closed, the hooks 51 and 52 are slidably fitted in the groove 41, the stopper 61 is slidably fitted in the groove 42, and the stopper 43 is fitted in the groove 43. 62 is slidably fitted. On the other hand, in the lower part of the frame body 21, along the frame body 21, rail-shaped groove portions 44
The holding member 71 having a substantially L-shaped cross section is slidably fitted in the groove portion 44 in the left-right direction.

Frames 21, 22, 23, hangings 51, 52, stoppers 61, 62 and holders 71
Is usually made of hard plastic made of the same material, but the boards 11, 12, 13 are whiteboards that incorporate a core material and a magnetic material and integrate a surface-treated synthetic resin film as a surface material. Is preferred. An example of such a whiteboard is, in order from the front surface to the back surface, surface-treated vinyl chloride film / polyester film / cardboard / polyethylene film / core material / iron foil / polyethylene film / back surface material. There is a multilayer structure in which papers are laminated by adhesion or welding.
In this case, the iron foil as the magnetic material is to enable the use of the mark of the one written on the whiteboard and the magnet for fixing the paper, and the vinyl chloride film as the surface material is , The surface is chemically treated by corona discharge or chemically treated by hydrophilic surfactant surface coating, etc., and it is written clearly with a commercially available whiteboard marker and the written matter is completely erased. It is to be able to.

Next, the operation of the illustrated embodiment will be described. In use, first, the hooks 51 and 52 are slidably fitted into the groove portions 41 in the upper portion of the frame body 21, and the holders 71 are attached to the groove portions 44 in the lower portion of the frame body 21.
Fit in. Then, the stopper 61 is slidably fitted in the groove portion 42 in the upper portion of the frame body 22, and the stopper 62 is slidably fitted in the groove portion 43 in the upper portion of the frame body 23, respectively. In this state, the hooks 51, 52 are hooked on, for example, hooks attached to the wall, the sub-boards 12, 13 are opened in a double door, and as shown in FIG.
22 and the frame body 21 to slide to a position across the groove portion 42 and the groove portion 41, and a stopper 62 across the groove portion 43 and the groove portion 41 so as to extend across the frame body 23 and the frame body 21 Slide up to the main board
The sub-boards 22 and 23 are fixed to the board 21 with the double-door open. In this state, writing is performed on the main substrate 11 and the sub substrates 12 and 13 using the whiteboard marker placed on the holder 71. Then, after erasing what was written with the eraser placed on the holder 71, or as it was written, or whenever necessary in the middle of writing, the stopper 61 of the frame 22 Direction, and the stopper 62 is slid in the direction of the frame 23, respectively, to close the sub-boards 12 and 13 on the main board 11 as shown in FIG. Although the above is repeated below, opening and closing of the sub-boards 12 and 13 with respect to the main board 11 can be easily performed simply by sliding the stoppers 61 and 62.

<Effect of Device> As is apparent, the present invention described above is lightweight and extremely small in the closed state, so that it is convenient to carry and, for example, a small number of people can use it on a wall at any place in a small space. It has an effect that it is convenient to use by hooking it on the like.

[Brief description of drawings]

FIG. 1 is a front view showing an embodiment of the present invention in an open state,
2 is a front view showing the same embodiment as FIG. 1 in a closed state, FIG. 3 is a partially enlarged vertical sectional view showing an upper portion of the same embodiment as FIG. 1, and FIG. 4 is FIG. 3 is a partially enlarged vertical sectional view showing a lower portion of the same embodiment as that of FIG. 11 …… Main substrate, 12,13 …… Sub substrate 21,22,23 …… Frame 31,32 …… Flexible member 41,44 …… Groove, 51,52 …… Hook 61,62 …… Stopper, 71 ... Retainer

Claims (1)

[Scope of utility model registration request] 1. A whiteboard in which a sub-board is mounted on both left and right sides of a main board via flexible members so that the sub-board can be opened, and a frame is provided around the main board and the sub-board. Grooves are formed in the upper part of the frame and the lower part of the frame of the main board, and a hook and a stopper for fixing the sub-board to the main board are removably slidably fitted in the groove of the upper part. A whiteboard in which a holder is removably slidably fitted in the groove.