JP2022061376A - table - Google Patents

Abstract

To provide a table which reduces a sound produced in operation for making a top plate inclined.SOLUTION: The table has a pair of legs 4, 4, with a top plate 2 provided in an inclinable manner relative to the legs 4. On the upper end of the legs 4, there are formed a first leg side engaging part 7 and a second leg side engaging part 8. With a rotation member 15 provided which has a rotation side engaging part 16, an energizing member 20 is installed which energizes in the leg 4 side direction the rotation side engaging part 16 of the rotation member 15. On the upper end of the legs 4 or at least on a part of the rotation side engaging part 16, there are installed deformable members 21, 22 which are formed with a member softer than the member constituting the body part of the legs 4. In the moment in which the rotation side engaging part 16 of the rotation member 15 comes into contact with the first leg side engaging part 7 or the second leg side engaging part 8, the rotation side engaging part 16 is abutted only on the deformable members, otherwise, the first leg side engaging part 7 or the second leg side engaging part 8 is abutted only on the deformable member.SELECTED DRAWING: Figure 5

Description

The present invention relates to a table.

Conventionally, as shown in FIGS. 15 and 16, a pair of legs 103 and 103 are provided on the left and right as a table 102 having a top plate 101 that can be tilted up and down, and a first leg side engaging portion is provided at the upper end of the legs 103. The 103a and the second leg side engaging portion 103b are formed, a rotating member 104 that can rotate about the rotation shaft 106 is provided on the leg 103, and the first leg side engaging portion 103a and the second leg side engaging portion 103a are provided on the rotating member 104. When the rotation side engagement portion 104a that engages with the two leg side engagement portion 103b is formed and the rotation side engagement portion 104a of the rotation member 104 and the first leg side engagement portion 103a are engaged with each other, the rotation side engagement portion 104a is formed. As shown in FIG. 15, when the top plate 101 is held in an upright state and the rotating side engaging portion 104a and the second leg side engaging portion 103b of the rotating member 104 are engaged, as shown in FIG. Those capable of maintaining the inverted state of the top plate 101 are known.

In the conventional table 102, the first leg side engaging portion 103a, the second leg side engaging portion 103b, and the rotating member 104 are made of metal, and the rotating member 104 is the urging member 106 and the leg 103. Since the rotating member 104 is urged to the side, there is a problem that an engagement noise is generated when the rotating member 104 engages with the first leg side engaging portion 103a or the second leg side engaging portion 103b.

Therefore, it is an object of the present invention to provide a table capable of reducing the noise generated when the work of raising and lowering the top plate is performed as compared with the conventional table.

In order to solve the above-mentioned problems, the invention according to claim 1 has a pair of legs, and the top plate can be tilted with respect to the legs.
A first leg side engaging portion and a second leg side engaging portion are formed on the upper end portion of the leg.
A rotating member having a rotating side engaging portion that can rotate with respect to the leg and can engage with the first leg side engaging portion and the second leg side engaging portion is provided.
An urging member is provided to urge the rotating side engaging portion of the rotating member in the leg side direction.
A deformable member formed of a member softer than the member constituting the main body of the leg is provided at the upper end of the leg or at least a part of the rotating side engaging portion.
When the rotating side engaging portion of the rotating member and the first leg side engaging portion engage, the top plate is maintained in an upright state, and the rotating member is engaged with the rotating side engaging portion. When the second leg side engaging portion is engaged, the top plate is maintained in an inverted state.
At the moment when the rotating side engaging portion of the rotating member comes into contact with the first leg side engaging portion or the second leg side engaging portion, the rotating side engaging portion is only the deformed member. , Or, the first leg-side engaging portion or the second leg-side engaging portion is characterized in that it abuts only on the deformable member.

The invention according to claim 2 is the invention according to claim 1, wherein the first leg side engaging portion is formed of a member softer than the member constituting the first leg side engaging portion. The second leg side engaging portion is provided with a second deformable member formed of a member softer than the member constituting the second leg side engaging portion, and the rotating member is engaged on the rotating side. The moment when the portion abuts on the first leg-side engaging portion or the second leg-side engaging portion, it is characterized in that it abuts only on the first deformable member or the second deformable member.

The invention according to claim 3 is the invention according to claim 1 or 2, wherein a core material is formed of metal at the upper end portion of the leg or at least a part of the rotating side engaging portion, and the core material is used. It is characterized in that the surface is provided so as to be covered with the deformable member.

The invention according to claim 4 is characterized in that, in the invention according to claim 1, 2 or 3, the deformable member is made of an elastic member.

The table of the present invention is provided with a rotating member having a rotating side engaging portion that can rotate with respect to the legs and can engage with the first leg side engaging portion and the second leg side engaging portion. The leg-side engaging portion is provided with a first deformable member formed of a member softer than the member constituting the first leg-side engaging portion, and the second leg-side engaging portion is provided with the second leg-side engaging portion. A second deformable member formed of a member softer than the constituent members is provided, and the rotating side engaging portion of the rotating member comes into contact with the first leg side engaging portion or the second leg side engaging portion. By contacting only the first deformable member or the second deformable member at the moment, the noise generated when the work of raising and lowering the top plate can be reduced as compared with the conventional table.

The perspective view of the table which concerns on Example 1 of this invention in the state where the top plate is laid down. The figure seen from the front side of FIG. FIG. 1 is an enlarged perspective view of a main part. The perspective view which removed the cover, the curtain plate, etc. from the state of FIG. FIG. 4 is a vertical cross-sectional view of the leg of FIG. The perspective view of the state where the top plate was raised from the state of FIG. The figure seen from the rear side of FIG. FIG. 6 is an enlarged perspective view of a main part of FIG. The perspective view which removed the cover, the curtain plate, etc. from the state of FIG. FIG. 9 is a vertical cross-sectional view of the leg of FIG. From the state of FIG. 10, the enlarged view of the main part in the state where the rotating member is rotated. The vertical sectional view of an example of the table which concerns on Example 2 of this invention. The vertical sectional view of another example of the table which concerns on Example 2 of this invention. The vertical sectional view of the table which concerns on Example 3 of this invention. A vertical cross-sectional view of a table of the prior art with the top plate upright. The vertical sectional view of the state where the top plate was laid down from the state of FIG.

The embodiment for carrying out the present invention will be described with reference to the examples shown in the figure.

[Example 1]
FIG. 1 is a perspective view showing a state in which the top plate 2 of the table 1 according to the first embodiment of the present invention is laid down. In the following, the side of the table 1 provided with the curtain plate 3 is the front side A, the opposite side is the rear side B, the upper side of FIG. 2 is the upper side C, the lower side is the lower side D, the right side of FIG. 2 is the right side E, and the left side is the left side. It will be described as F.

The table 1 is provided with a pair of legs 4 and 4 on the left and right, and each leg 4 is formed so as to be inclined so as to be located from the front side A to the rear side B from the lower side D toward the upper side C. Further, a mounting member 5 is provided in the front-rear direction (AB direction) at the lower portion of each leg 4, and casters 6 and 6 are provided in front of and behind the mounting member 5.

A top plate 2 is provided on the upper portion of the leg 4 so as to be able to be tilted in the front-rear direction (AB direction) with respect to the leg 4. Further, a curtain plate 3 is firmly installed on the upper side C of the leg 4 and on the front side A.

At the upper end of the leg 4 and on the rear side B, as shown in FIGS. 4, 5, 9, and 10, the first leg-side engaging portion 7 opens the upper side C and has a notch shape. Is formed in. Further, as shown in FIGS. 4, 5, 9, and 10, the upper end portion of the leg 4 and the rear side B are located below the first leg side engaging portion 7. The two-leg side engaging portion 8 is formed in a notch shape by opening the rear side B.

As shown in FIG. 10, when the top plate 2 is erected, the back surface of the top plate 2 comes into contact with the front side A of the upper end portion of the leg 4, and the first positioning portion for positioning the top plate 2 in the upright state is performed. 10 is formed. Further, as shown in FIG. 5, the back surface of the top plate 2 comes into contact with the upper end of the leg 4 when the top plate 2 is laid down, and a second positioning portion 11 for positioning the top plate 2 in the laid down state is provided. It is formed.

On the back surface of the top plate 2, a pair of left and right connecting plates 12, 12 are provided in the vertical direction (CD direction) so as to be located outside in the left-right direction with respect to the left and right legs 4, 4. There is. A connecting plate 12 is rotatably connected to the upper end of the leg 4 in the front-rear direction (AB direction) around a rotation shaft 4a provided in the left-right direction (EF direction), and the top plate 2 is connected. , It can rotate in the front-back direction with respect to the leg 4 and can be tilted down.

Inside the connecting plate 12, a rotating member 15 is provided so as to be rotatable in the front-rear direction (AB direction) about a rotation shaft 15a provided in the left-right direction (EF direction).

At one end of the rotating member 15, a first leg-side engaging portion 7 and a rotating-side engaging portion 16 capable of engaging with the second leg-side engaging portion 8 are formed in an inverted L shape. A positioning portion 17 is formed at the other end. When the rotating member 15 is rotated in the two directions of the top plate (upper direction in FIGS. 5 and 10), the positioning portion 17 comes into contact with the back surface of the top plate 2, and the rotating member 15 cannot rotate more than a predetermined value. It has become like.

An operating portion 19 is provided at the center of the rotating member 15 so as to project outward.

The rotating member 15 is always urged toward the leg 4 side by the urging member 20 such as a coil spring.

The first leg side engaging portion 7 is formed with a first mounting hole 7a penetrating in the left-right direction (EF direction), and the first deforming member 21 is formed in the first mounting hole 7a in the first mounting hole 7a. It is installed. As shown in FIG. 5, if the first deforming member 21 in the first leg-side engaging portion 7 is not provided, the temporary first contact surface with which the rotating-side engaging portion 16 of the rotating member 15 is in contact is provided. The first deforming member 21 is provided so as to project toward the upper side C, which is the outer side, from 7b. The outer surface 21a of the outwardly projecting portion of the first deformable member 21 is formed in a V shape, and at the moment when the first deformable member 21 and the rotating side engaging portion 16 of the rotating member 15 come into contact with each other, FIG. As shown in the above, the rotating side engaging portion 16 of the rotating member 15 abuts only on the first deforming member 21 and does not engage with the other parts of the first leg side engaging portion 7. ing.

A second mounting hole 8a penetrating in the left-right direction (EF direction) is formed in the second leg side engaging portion 8, and a second deforming member 22 is mounted in the second mounting hole 8a. As shown in FIG. 10, if the second deformable member 22 in the second leg-side engaging portion 8 is not provided, the temporary second contact surface with which the rotating-side engaging portion 16 of the rotating member 15 is in contact is provided. The second deformable member 22 is provided so as to project toward the rear side B, which is the outer side, from 8b. The outer surface 22a of the outwardly projecting portion of the second deformable member 22 is formed in an arc shape, and at the moment when the second deformable member 22 and the rotating side engaging portion 16 of the rotating member 15 come into contact with each other, FIG. As shown, the rotating side engaging portion 16 of the rotating member 15 comes into contact with only the second deforming member 22 and does not engage with the other parts of the second leg side engaging portion 8. There is.

The first deformable member 21 is composed of a member softer than a member (metal) constituting the first leg side engaging portion 7 or the like which is the main body portion of the leg 4, preferably an elastic member such as rubber or a thermoplastic elastomer. ing.

The second deformable member 22 is made of a member softer than the member (metal) constituting the second leg side engaging portion 8 which is the main body portion of the leg 4, preferably an elastic member such as rubber or thermoplastic elastomer. There is.

The first deformable member 21 and the second deformable member 22 may be made of the same member or different members. In this embodiment, the first deformable member 21 and the second deformable member 22 are made of the same member by cutting the extruded product to a predetermined length.

Further, the first deforming member 21 and the second deforming member 22 are not limited to the shapes shown in the drawings, and at the moment when the deforming members 21 and 22 and the rotating side engaging portion 16 of the rotating member 15 come into contact with each other, the first deforming member 21 and the second deforming member 22 are not limited to the shapes shown in the drawings. Arbitrary as long as the rotating side engaging portion 16 of the rotating member 15 is in contact with only the deforming members 21 and 22 and is not engaged with the other parts of the leg side engaging portions 7 and 8. Can be formed into the shape of.

As shown in FIGS. 3 and 8, a cover member 24 is provided at the upper end of the leg 4 and inside the rotating member 15, and the first deforming member 21 and the second deforming member 22 are the connecting plate 12 and the cover. It is sandwiched between the members 24 and prevented from falling out of the mounting holes 7a and 8a.

Next, a method of changing the top plate 2 of the table 1 from an upright state as shown in FIGS. 6 to 10 to a prone state as shown in FIGS. 1 to 5 will be described.

First, as shown in FIGS. 6 to 10, when the top plate 2 stands upright with respect to the leg 4, the rotating side engaging portion 16 and the first leg side engaging portion 7 of the rotating member 15 are engaged. At the same time, the back surface of the top plate 2 abuts on the first positioning portion 10 of the leg 4, the top plate 2 is maintained in an upright state, and the top plate 2 cannot be rotated with respect to the leg 4. It has become.

Next, when the operation unit 19 is manually moved upward as shown in FIG. 11, the engagement state between the rotation side engaging portion 16 and the second leg side engaging portion 8 of the rotating member 15 is released. Then, the top plate 2 can be rotated with respect to the legs 4.

Next, the rear side B of the top plate 2 is rotated downward until the back surface of the top plate 2 abuts on the second positioning portion 11 of the leg 4, and after the abutment, the operation portion 19 is released. The rotating member 15 is rotated in the leg 4 side by the urging member 20, and the rotating side engaging portion 16 and the second leg side engaging portion 8 of the rotating member 15 are engaged with each other. By this engagement, the inverted state of the top plate 2 is maintained, and the top plate 2 cannot be rotated with respect to the legs 4.

At the moment when the rotating side engaging portion 16 of the rotating member 15 and the second leg side engaging portion 8 are engaged, the rotating side engaging portion 16 of the rotating member 15 is only the second deforming member 22. Since it abuts and does not engage with other parts of the second leg side engaging portion 8, the rotating side engaging portion 16 and the second leg of the rotating member 15 are compared with the desk 102 of the above-mentioned prior art. The engagement noise generated when the side engaging portion 8 is engaged is reduced.

Further, by operating the operation unit 19 in the same manner, the top plate 2 can be changed from the inverted state as shown in FIGS. 1 to 5 to the upright state as shown in FIGS. 6 to 10. ..

Further, at the moment when the rotating side engaging portion 16 of the rotating member 15 and the first leg side engaging portion 7 are engaged, the rotating side engaging portion 16 of the rotating member 15 is the first deforming member 21. Since it abuts only on the first leg side and does not engage with the other parts of the first leg side engaging portion 7, the rotating side engaging portion 16 of the rotating member 15 and the second portion are compared with the desk 102 of the above-mentioned prior art. It is possible to reduce the engagement noise generated when the 1-leg side engaging portion 7 engages.

[Example 2]
In the first embodiment, the first leg-side engaging portion 7 is provided with the first deformable member 21, and the second leg-side engaging portion 8 is provided with the second deformable member 22, but the deformable member is provided at the upper end portion of the leg 4. 21 and 22 are not provided, and the deformable member 31 is provided at the portion of the rotating member 15 in contact with the first leg-side engaging portion 7 and the second leg-side engaging portion 8 in the rotating-side engaging portion 16. You may do it.

The deformable member 31 is a member softer than the member (metal) constituting the first leg-side engaging portion 7 and the second leg-side engaging portion 8, which is the main body of the leg 4, preferably rubber, a thermoplastic elastomer, or the like. It is composed of elastic members of.

At the moment when the rotating side engaging portion 16 of the rotating member 15 comes into contact with the first leg side engaging portion 7 or the second leg side engaging portion 8, the rotating side engaging portion 16 is deformed by the deforming member 31. It is designed to come into contact with the chisel.

As shown in FIG. 12, the portion of the rotating side engaging portion 16 other than the deforming member 31 may be made of metal, and the deforming member 31 may be made of another member, as shown in FIG. The core material may be made of metal, and the outside of the core material may be covered with a deformable member 31 so as to be covered with a covering or the like to form the rotation side engaging portion 16.

As shown in FIG. 12, the deformable member 31 may be provided at least in a portion that abuts on the first leg side engaging portion 7 and the second leg side engaging portion 8.

Since other members and configurations are the same as those in the first embodiment, the description thereof will be omitted.

Further, in the second embodiment as well, the same action and effect as in the first embodiment are obtained.

[Example 3]
In the first embodiment, the first leg-side engaging portion 7 is provided with the first deformable member 21, and the second leg-side engaging portion 8 is provided with the second deformable member 22, but at least at the upper end portion of the leg 4. The deforming member 41 may be provided on at least a part of the upper end portion of the leg 4 including the first leg side engaging portion 7 and the second leg side engaging portion 8.

At the moment when the rotating side engaging portion 16 of the rotating member 15 comes into contact with the first leg side engaging portion 7 or the second leg side engaging portion 8, the rotating side engaging portion 16 is deformed by the deforming member 41. It is designed to come into contact with the chisel.

At least a part of the upper end portion of the leg 4 is formed so that the core material is made of metal and the outside of the core material is covered with a deformable member 41 or the like.

Since other members and configurations are the same as those in the first embodiment, the description thereof will be omitted.

Further, in the third embodiment as well, the same action and effect as in the first embodiment are obtained.

1 Table 2 Top plate 4 Legs 7 1st leg side engaging part 7b Temporary 1st contact surface 8 2nd leg side engaging part 8b Temporary 2nd contact surface 16 Rotating side engaging part 15 With rotating member 20 Force member 21 First deformable member (deformable member)
22 Second deformable member (deformable member)
31,41 Deformation member

Claims (4)

It has a pair of legs, and the top plate can be tilted against the legs.
A first leg side engaging portion and a second leg side engaging portion are formed on the upper end portion of the leg.
A rotating member having a rotating side engaging portion that can rotate with respect to the leg and can engage with the first leg side engaging portion and the second leg side engaging portion is provided.
An urging member is provided to urge the rotating side engaging portion of the rotating member in the leg side direction.
A deformable member formed of a member softer than the member constituting the main body of the leg is provided at the upper end of the leg or at least a part of the rotating side engaging portion.
When the rotating side engaging portion of the rotating member and the first leg side engaging portion engage, the top plate is maintained in an upright state, and the rotating member is engaged with the rotating side engaging portion. When the second leg side engaging portion is engaged, the top plate is maintained in an inverted state.
At the moment when the rotating side engaging portion of the rotating member comes into contact with the first leg side engaging portion or the second leg side engaging portion, the rotating side engaging portion is only the deformed member. Or, a table characterized in that the first leg-side engaging portion or the second leg-side engaging portion abuts only on the deformable member. The first leg-side engaging portion is provided with a first deformable member formed of a member softer than the member constituting the first leg-side engaging portion, and the second leg-side engaging portion is provided with the second. A second deformable member formed of a member softer than the member constituting the leg-side engaging portion is provided, and the rotating-side engaging portion of the rotating member is the first leg-side engaging portion or the second leg. The table according to claim 1, wherein the moment of contact with the side engaging portion is contacted only with the first deformable member or the second deformable member. A core material is formed of metal at the upper end portion of the leg or at least a part of the rotation side engaging portion, and the surface of the core material is covered with the deformable member. The table according to claim 1. The table according to any one of claims 1 or 1 to 3, wherein the deformable member is made of an elastic member.

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