JPS6190610A - Rolling chair - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a rocking chair, which has a rocking shaft fixedly supported relative to the chair support ζ in the front range of the seat. and is of the type having an adjustable rocking spring device.

Based on the conventional technology chair manufacturing method, the elastic modulus force 1, which cannot be changed,
Apart from the known free-oscillating rocking chairs, which are manufactured by shaping raw materials such as special steel or laminated wood, there is no need for a chair support in the area of the front edge of the seat. On the other hand, ladles are already known which have a relatively fixed rocking wheel and are provided with an adjustable rocking spring device. This public 'El'
7)? - In some cases, the rocking motion of a sitting chair may be hindered, such as when sitting in front of a chair or a work desk. The advantage of arranging the 7-part area of the spine of the chair and the 1-part area of the chair is that when the chair is in a rocking motion, the user's feet can easily touch the floor. This avoids anxiety for the user of the chair due to the continued contact.

In the known rocking chair of the type mentioned above, there is provided a very large cylindrical shaft consisting of a large number of links, 4 being a large number of joints. Q]
It has a spring and an air spring temple, and is susceptible to interference due to the complicated (8τ) and large area in the Kansai region.

Problems to be Solved by the Invention The problems to be solved by the present invention are as follows: (1) The rocking chair of the type described above has been improved to have the simplest construction possible, and to be constructed in such a way that it is extremely unlikely to be disturbed. It is to be.

Means for Solving the Problems The arrangement of the invention which solves the above-mentioned problems includes a free front edge extending from the chair upright to the forefoot of the leg and supporting a swing axis. The support part is set in the middle, and the seat part is supported in a limited but pivotable manner, and a 5.1 compressed elastic body is arranged to adjust the r&j between the support part and the seat part. As the terminal part swings toward the support part, the nuclear bomb outer body is compressed more or less strongly as a swinging spring member.

Embodiment 1 In the embodiment shown, it can be configured as a fixed or rotating support for a rotating chair. Ko [Yukakatte 0
A support portion 2 extending upwardly is fixed.

This support part 2 is composed of two halves 3a, 3b which are generally closed at one end and are connected together as a hollow body. The support part 2 is connected to the pipe material 4 at the free end on the iσ side.
This tube material 4) is supported by the support part 2 of the seat part.
i'l, 1χ・J-like turning・'#: The axis as slender 5 is fixed. There is this turning on both sides of the d section.
The pivot shaft 5i is connected to the seat (7, 8) by the 8-zo9 joint piece 6.
The support/frame structure is supported. Illustrated fruit, ′
Example j5: In this case, the frame structure; accordingly, the seat is made up of side support frames 7 and a central molded plate 8.

An intelligent body 9 is arranged between the support part 2 and the assembled part (7, 8) in order to apply an adjustable spring to swing the seat part while applying the spring to the support part 2. As the seat part swings and turns relative to the support part 2 around the swing shaft 5, the elastic body 9 is compressed more or less strongly each time. .

Such an elastic body 9 is shown in detail in FIG. Embodiment shown in FIG. 2: According to this, the elastic body 9 is composed of a roller-shaped portion 10 made of an elastically deformable and flexible material, and this roller-shaped portion 10/7) is vertically centered. :q1
A rod 11 is rotatably supported on one line, and the rod 11 has a thread 12 at one end.
2, the female screw plate 13 is placed on the corresponding end surface of the roller 10. This end of the rod 11 is covered by a screw cap 14.

The rod 11 is supported at its other end in a counterplate 15 which is supported at the other end of the roller-like section 10. The rod 11 is secured so that it does not move relative to the opposing play 15. rod 1
1, a plug-in bushing 16 is arranged at the end associated with this nlc, the left-hand plug bushing 16 having a fitting part 17 for receiving a suitably shaped adjusting rod in a form-fitting manner. are doing. When the rod 11 is rotated, the female threaded plate 13 is moved away from the supporting plate 15I on the opposite side in accordance with the direction of transmission. A roller consisting of an elastically deformable roller is excavated in a stepless manner with varying degrees of force, and the striking part undergoes rocking speed in response to the pressure load. They will all have different spring characteristics.

As can be seen from FIG. 41, the elastic body 9 is arranged close to the pivoting and propagating axis 5 between the support part 2 and the apex. For this configuration, in the illustrated embodiment it is necessary to
++'s half, (J plate 3b has a support half il1 part 18, while crow, :fu's molded plate 8
Another support structure 19 is formed at the bottom of the lower part 19, which makes it difficult to provide a reliable insertion part for the circular roller-shaped part 10.

The radius of curvature of the prong γ half part 18.19 is cola-like, 6/10
corresponds to the radius of curvature of In this case, the Kansugi style is ~
The elastic body 9 is pressed and knitted to a greater or lesser extent by each displacement of the upper part downward from the restricted upper starting position as described in IJ to the supporting part.

The adjustable spring characteristics of the elastic body 9 are adapted to determine the rocking characteristics of the rocking chair.

In the illustrated embodiment, an L-shaped metal fitting 20 is fixed to the lower side of the molding plate 8 in the dark area, and the L-shaped metal fitting 20 projects into the opening 21 of the upper half-IJ plate 3b. of the seat, ★l', ]F% (i above (11
The end of 1J is held in a Z-shaped position, and the half plate 3b4cllI4 is separably screwed to the half plate 3b, and the rib plate 3b is attached to the lower leg of the L-shaped fitting 20 on the upper side. Limited by being overlaid.

In the illustrated position, both half plates 31
The slider 23 moves inside the support part 2 formed by L and 3b.
The lower leg of the L-shaped fitting 20 is guided in a movable manner to prevent downward movement into the supporting part 2. It is possible to block the proboscis and turning in the form of 1) J4L.

Therefore, the rocking chair can be stably fixed in the working position. If the user of the chair wants to relax, fT
The slider 23 can be pulled back via the handle in the 15J# format. A precise and balanced rocking swivel is produced in relation to the barb feature in which the weight is transferred in the opposite direction. This is because when the slider 23 is pulled back, the LT-shaped fitting 20 can freely enter the support portion 2. In this case, the rocking rotation of the seat is performed on the front side of the support section 2, that is, in front of the seat 6? The rocking movement is performed around a single rocking axis 5 in the range of 2 and 3, so that the user's lower legs do not lift up due to the rocking motion, and in turn, the user's feet do not lose contact with the floor. There is.

ADVANTAGES OF THE INVENTION In the chair according to the invention, instead of a crude indentation consisting of several parts: a support extending away from the chair upright to the area of the front part of the seat; 9 is a pivot axis with a pivot axis and a pivot axis as a center around which the seat part is limited and pivots.
It's just that it supports two axes. The complex oscillating spring devices that are already in common use are old in structure; they consist of only one simple elastic body, which is located between the support part and the M part, and which is located between the support part and the seat part. The rocking motion of the material allows the material to be strengthened to varying degrees. This bullet] allows the living body to adjust the front compression t: By adjusting the human body, the user's body L [1 speed is also 1 speed]. Positive 6 can be further adjusted by the formula. From the point of view of reducing 166 minutes by +510, it is almost possible to eliminate the use of other abilities. Based on the structure of the present invention, the Akisugi method requires no maintenance on the human body.

A further advantageous embodiment of the rocking chair according to the invention is characterized in that: -
It is described in Sections 2 and below of ``+The Model of Desire 1''. In these embodiments, the structure is as simple as possible in that the elastic body can be compressed steplessly behind the V7 joint, and the rocking movement of the seat can be extremely easily prevented structurally. It has become a feature.

[Brief explanation of the drawing]

Fig. 1 is a partial vertical cross-sectional view of the rocking chair according to the present invention I;
This is a cross-sectional view of the elastic body of the swing chair shown in FIG. 1.

Claims (1)

[Claims] 1. A rocking chair, which has a rocking shaft fixedly supported relative to the chair support in the front edge of the seat, and has an adjustable rocking shaft. In the type with a spring device, there is a support part (2) extending from the chair support (2) to the front edge of the seat and supporting the swing axis (5) with its free front edge.
2), the seat parts (7, 8) are supported in a restricted but pivotable manner, and the support part (2) and the seat parts (7, 8)
), an adjustable pre-compressed elastic body (9) is arranged between the seats (7, 8) and the support (2) by the rocking movement of the seats (7, 8) towards the support (2). 9) is a rocking/spring member that can be compressed more or less strongly. 2. The elastic body (9) has a roller-shaped portion (10) that can be elastically deformed.
), a rod (11) is rotatably supported on the longitudinal axis of the roller-like part (10),
The rod (11) has a thread (12) at one end.
) and are screwed together through the female threaded plate (13), and the female thread (13) is connected to the female threaded plate (1) of the roller-shaped portion (10).
3), and a facing plate (15) is disposed at the other end of the rod (11), and the facing plate (15) is mounted on the other end face of the roller-shaped portion (10). Rocking chair according to claim 1, characterized in that the rod (11) rests on the rod (11), at the respective end of which the actuating member (16, 17) is fixed. 3. The elastic body (9) according to claim 1, wherein the elastic body (9) is arranged near the pivot/swing axis (5) between the support part (2) and the seat part (7, 8). rocking chair. 4. Support half parts (18, 19) for the roller-shaped elastic body (9) on the upper side of the support part (2) and the lower side of the seat parts (7, 8).
) is formed in the rocking chair according to claim 3. 5. An L-shaped fitting (20) is fixed to the lower side of the seat parts (7, 8) to limit the position of the elastic body (9), and the support part (2
) is releasably identified with a Z-shaped retaining fitting (22), which retaining fitting (22) is attached to an L-shaped fitting (20) for limiting the upper end position of the seat (7, 8). A rocking chair according to any one of claims 1 to 4, which engages from above. 6. The slider (23) is movably held on the support part (2), and the L-shaped fitting (20) is attached to the Z-shaped holding fitting (
The rocking chair according to claim 5, wherein the slider (23) is movable to a position immediately below the L-shaped fitting (20) when the slider (23) comes into contact with the L-shaped fitting (20). 7. Support part (2) is two half plates (3a, 3b)
The upper half plate (3b) is provided with a through hole (21) for the L-shaped fitting (20), and the slider (23)
7. A rocking chair according to claim 6, wherein the rocking chair is movably guided in a hollow body. 8. A tube material (4) is fixed to the front end of the support portion (2) corresponding to the front edge of the seat, and a rotation/swing shaft (5) is fixed within the tube material (4). , the seat portions (7, 8) are attached to the connecting pieces (6) on both sides of the chair to the pivoting/swinging axis (5).
8. A rocking chair according to claim 1, wherein the rocking chair is pivotably supported by a rocking chair.