KR20030006665A - lecture chair - Google Patents

Abstract

PURPOSE: A chair formed with a rotatable desk, which is linked to a seat panel of the chair, is provided to simplify folding/unfolding works thereof while maximizing a utility of the desk. CONSTITUTION: The foldable type chair comprises an arm rest part and a body part, which are linked to a seat panel of the chair, respectively. The body part including a desk is rotatably coupled to a frame of the chair. The arm rest part serves to support the body part and to share a vertical load applied to the desk of the body part. In addition, the desk may be formed with a foldable book rest(4).

Description

A chair that forms a desk that rotates in conjunction with a seat. {Lecture chair}

The present invention relates to a chair on which a desk is formed. According to the present invention, when the chair is folded, the desk is also interlocked at the same time and the folding is progressed, and when the chair is unfolded, the desk is configured to have the desk unfolded at the same time. The present invention is configured to be able to firmly support the desk through the body portion and the armrest supporting the desk is formed. In the present invention, the desk is formed in the main body and the armrest supporting it can be used both at the same time, when not in use can be folded and stored.

The present invention is a technique for a desk comprising a chair or a chair function that constitutes a desk function that allows the functions of a chair and a desk to be used at the same time. The present invention is a technology configured to be able to use a chair and a desk at the same time, and to be folded at the same time. In the prior art, there has been a simple technique such as extending or folding a simple desk through a hinge coupling to one side of an armrest formed on a wheelchair chair.

In the chair equipped with the function of the desk, the desk and the chair can be interlocked and mounted at the same time, the composition of the technology and the use of the desk, when using the desk solid and convenient for users to separate the main body and armrests to separate the desk The technology which makes it support the load received was made into the subject.

1 is a perspective view of a conventional folding chair.

2 is an embodiment of the present invention.

3 is a diagram illustrating the use of FIG. 2.

4 is a configuration diagram of the main body.

5 is an embodiment of a rotating means.

6 is a configuration diagram of the armrest portion.

7 is a configuration diagram of the function extension armrest.

8 is a configuration diagram of the rotating means in the same plane.

9 is an explanatory diagram when using the desk of the present invention.

10 is a folding process diagram of the present invention.

11 is a folded state diagram of the chair of the present invention.

12 is an embodiment of the length adjusting means.

13 is a configuration diagram of a divided desk on which a fixed desk portion is formed.

Description of the main parts of the drawing

1: headquarters 2: chairs 3: armrests 4: reading stand 7: unity projection 18: unity

30: bracing member 37: high policy upper part 38: rotary desk upper part

The present invention is an invention for forming a desk on a chair. This invention consists of a main body part in which the desk is formed, and the armrest part which supports the said main body part and shares the load of the main body part. Hereinafter will be described in detail based on the drawings. In the present invention, the main body portion or the armrest portion also has a configuration such that the folding is performed simultaneously with the folding of the seat plate.

1 is a perspective view of a conventional folding chair. It is a configuration of a folding chair that is widely known in the art that the chair is folded at the same time lifting the seat plate. In this figure for folding to show the use of the pin and the connection member, in place of the connection member can be configured in various forms, such a configuration is well known.

2 and 3 are embodiments of the present invention. The present invention is composed of the armrest portion and the main body portion, the armrest portion and the main body is a link so as to be linked to the seat plate of the chair, respectively. The present invention is a technology that combines the functions of the chair and the desk, in order to form a desk in a conventional folding chair, the present invention takes the form of engaging the folding chair by forming a main body and armrests. The desk is formed in the main body, and is rotatably coupled to the frame of the chair. The armrest part supports the main body and performs a function of sharing the vertical load received by the desk of the main body. However, the armrest can also perform its own function. At this time, it also performs the function of the armrest, and also functions as a simple desk. The main body part 1 which formed the desk in the folding chair 2 is combined. The armrest part 3 supporting the main body part is also coupled to the frame of the chair. The reading table 4 which can be folded can be formed in a desk.

4 is a configuration diagram of the main body. A desk 6 is formed in the main body, and the desk is connected to the frame of the chair by the main body support members 10 and 11. The main body supporting member is composed of two upper and lower supporting members, and these two portions are rotatably connected by pins. Rotating means is coupled to the upper support member, and the frame pillar of the folding chair is rotatably coupled to the lower support member. In addition, the support member in the lower portion is the support member 12 is rotatably connected, the other end of the support member is rotatably connected to the seat plate. The rotating means 9 is a means for rotatably connecting the desk with respect to the main body support member. The bottom surface of the desk may be formed with a fastener 8 for firmly attaching the desk to the armrest. A coupling protrusion 7 protruding from a portion of the lower surface of the desk is formed, and it is coupled to the coupling recess 18 of the armrest portion. In the present invention, the technical configuration of the main body covers an important part. The main body is a portion in which the main body of the desk is formed, and provides a function of allowing access to the chair. In order to provide a function of the entry and exit, the main body portion is configured to rotate the simple desk so that the user can enter and exit, and in the rotating method, the simple desk in the plane where the desk is formed as shown in FIG. It may be rotated, or alternatively, the desk may be rotated about the axis of the main body support member. If the rotating means is not coupled to the main body, it is not already a function of the main body, but rather a function of the armrest. In the present invention, the main body portion is necessarily defined as combining the main body support member and the desk by the rotation means. Even if the support member has a desk, if it does not have a rotating means, the concept of the present invention does not correspond to the main body, but rather corresponds to the armrest to be described later.

5 is an embodiment of a rotating means. Rotating means means a means for rotating the desk relative to the main body support member, which can be configured in various forms. As one of the simplest embodiments, there may be exemplified a constitution in which the rotating body 14 having the rotary stopper 15 and the stopper 16 having the rotating range 13 are combined to limit the range of rotation. As the rotation means, there are extremely various methods such as hinges and pin couplings.

6 is a configuration diagram of the armrest portion. The armrest part is responsible for the function of supporting the main body part, and in some cases may also be responsible for the function of the armrest part independently. The armrest portion is supported by the armrest support members 19 and 21. This figure shows that the armrest 17 is formed on the armrest support member. The armrest 17 is formed with a coupling groove 18 to which the coupling protrusion of the main body is coupled. Armrest support member is also composed of a support member of the upper and lower parts, the upper support member is formed with an armrest, the lower support member is rotatably connected to the frame pillar of the chair. In addition, the brace member 22 is rotatably connected to the middle of the lower support member, and the other end of the brace member is rotatably connected to the seat plate of the chair. The support members of the main body portion and the armrest portion both form a branch body 20, the two parts are limited to prevent movement over a certain angle.

7 is a configuration diagram of the function extension armrest. Increasing the area of the armrest portion, and can be conveniently used by adding a variety of functions, such as forming the coupling groove 27 and the cup fixing hole 28. The simplest form as an armrest part is the case consisting of only the armrest support member itself, the next simple case is to form an armrest in the armrest support member to support the desk while supporting the function of the armrest. Here, the various types of simple desks are defined as belonging to the armrest part, which is fixedly coupled to the armrest support member. That is, if there is a rotating member rotatably connecting the support member and the desk is defined as the main body portion, and if there is no rotating member is defined as the armrest portion.

8 is a configuration diagram of the rotating means in the same plane. This is an explanatory diagram for explaining the rotating table of the structure that can rotate the desk in the horizontal plane. The desk must be rotated for the user's entrance and exit. At this time, it would be more effective to enter and leave things that were on the desk as it was when rotating. This is possible by rotating the simple desk in a plane where the desk is placed horizontally. For this purpose, by forming the rotating table 24 in the main body support member 25, and by coupling the desk 23 to the rotating table with a pin, the rotation of the desk is to be made in the horizontal plane on which the desk is placed.

9 is an explanatory diagram when using the desk of the present invention. The desk 29 is supported by the support member, which is rotatably connected to the frame pillar of the chair. The support member 30 rotatably connects the seat plate 31 of the chair. In this figure, the desk is horizontally supported by the bracing member and thus the state of using the desk. Of course, in this drawing, both the main body and the armrest are commonly applied to the picture.

10 is a folding process diagram of the present invention. When folding the desk, when the seat plate 31 is lifted upward, the support member rotatably coupled to the seat plate pulls the desk and the support member 29 supporting the desk downward, and the chair It will rotate in the opposite direction in conjunction with the rotation of the seat.

11 is a folded state diagram of the chair of the present invention. As a result of the same movement as the tenth degree, the seat plate of the chair and the desk are simultaneously folded. Conversely, if you open the chair, the desk is also a configuration that will be opened.

12 is an embodiment of the length adjusting means. In some cases, it is necessary to adjust the length before and after the main body and the armrest in consideration of the user's physical condition. As an embodiment of the length adjusting means, the main body support member or the armrest support member 34 is composed of a hollow pipe, inserting the length adjusting member 33 into the hollow pipe, the support member and the length It is a configuration to adjust the length by sliding the adjustment member. At this time, the long hole 35 is formed in the supporting member in the longitudinal direction, the length adjusting pin 36 is formed in the length adjusting member, and the length adjusting pin protrudes to the outside of the long hole to move in the long hole. The length can be adjusted by fixing the position of the length adjusting pin through the nut.

13 is a configuration diagram of a divided desk on which a fixed desk portion is formed. When the user rotates the desk to enter and exit the outside, there is a need for a place where objects left on the desk will be placed. In order to keep a part of the desk in a flat state without being rotated, the high policy upper part 37 is fixed to the main body support member 41, and the high policy upper part is rotated using a rotating means 39 such as a hinge. The desk unit 38 is rotatably connected. Rotating desk is one end is rotatably coupled to the high policy top, the other end is to be raised while being coupled by the engaging projection and the coupling groove on the armrest support member. In addition, it is preferable to form a high policy upper part in order to broaden the area of the high policy upper part, and to have a spare area 40 wider than the rotary desk part in order to form a large area toward the body.

By implementing the present invention it is possible to simply install a desk in a narrow space. The present invention has added various forms of functions to maximize the function of the desk, the height adjustment of the desk, the length of the desk and the formation of the bookshelf and the formation of the cabinet and the high-policy upper portion can be placed.

Claims (11)

One side of the chair constitutes a main body formed with a desk, and the other side of the chair forms an armrest for supporting and sharing the load of the desk, wherein the main body is composed of a desk, a main body support member, and a rotating means. A chair with a desk. The chair according to claim 1, wherein the main body or the armrest is firmly fixed to the seat plate or column of the chair. The chair as claimed in claim 1, wherein the main body or armrest is detachably coupled to the seat plate or column of the chair. A chair is formed with a desk, characterized in that the main body is formed on one side of the chair, the main body is composed of a desk, the main body support member and the rotating means. The chair according to claim 1 or 2 or 3 or 4, wherein the rotating means rotates the desk in the vertical direction. 5. A chair as claimed in claim 1 or 2 or 3 or 4, wherein the rotating means rotates the desk in a horizontal plane in which the desk is formed. The chair according to claim 1 or 2 or 3 or 4, wherein a high policy upper part is fixed to the main body support member, and a rotating desk part is connected to the high policy upper part by a rotating means. . The chair according to claim 1 or 2 or 3 or 4, wherein a foldable reading table is formed on an upper portion of the desk. The chair according to claim 1 or 2 or 3 or 4, wherein the main body portion and the armrest portion are engaged by the engaging protrusion and the engaging recess. A chair characterized in that the main body and the armrest move in conjunction with the seat plate of the chair, and when the seat plate of the chair is folded, the body part or the armrest part is simultaneously folded in conjunction with its movement. The chair according to claim 1 or 2 or 3 or 4, wherein the support member is rotatably connected to the support member, and the other end of the support member is rotatably connected to the seat plate of the chair. .