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Chair

A chair and seat technology, applied in the field of chairs, can solve problems such as difficult to arrange in a proper position, difficult to confirm the operating lever, etc.

Inactive Publication Date: 2007-10-03
KOKUYO CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] However, when a large seat support such as a block or a link is used at the lower part of the seat, there is a problem that it is difficult to secure an appropriate position when attaching the operation lever to the seat support.
In addition, since most of the lower side of the seat is covered by the shell or the frame, and the operating levers are completely covered by the seat when leaving and sitting, there is a problem that it is difficult to confirm the position of the operating levers.

Method used

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Examples

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Embodiment Construction

[0046] One embodiment of the present invention will be described below with reference to the drawings.

[0047] As shown in Figures 1 to 3, the chair of this embodiment is formed by supporting the chair body A composed of the seat 1, the seat back 2, and the armrest 7 on the seat support structure 4 that is erected by the legs B. .

[0048] Describe in detail. The leg body B is formed by rotatably supporting the leg support 3 on the central portion of five leg wings 5 ​​extending radially from an equiangular position and having a caster 5a at the tip. The foot support 3 has an enlarged diameter base 32 at the upper end of the support main body 31, and a gas spring type lifting mechanism 6 as shown in FIG. As shown in FIG. 4 and FIG. 5 , the diameter-expanding base portion 32 has a bowl-shaped cavity 32b opened in the state where the cover 32a is removed, and a rib 32d extending radially from the vicinity of the center portion is erected on the bottom wall 32c, and , there i...

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PUM

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Abstract

The present claimed invention intends to newly provide a convenient chair that is structurally easy to arrange an operating lever (62) and that is easy for a seated person to see a position of the operating lever (62). The chair is so arranged that multiple seat support frames (41) extend from a center portion of a leg support post (3) toward a direction to be directed away gradually, undersurfaces of edge portions of a seat (1) are supported by distal end portions of the seat support frames (41), a portion locating both below the seat (1) and between the seat support frames (41), lying next to each other is left open so that the portion can be used as a function adjusting space (A1) through (A3) where an operating part (62) is arranged.

Description

technical field [0001] The present invention relates to a chair suitable for use in offices, homes, and the like. Background technique [0002] In the chair of the type that supports the seat with foot supports, for example, as shown in Patent Document 1, etc., a seat support using a block or a link is formed on the upper end of the foot support, and the seat is supported directly above the seat support. superior. [0003] [Patent Document 1] Japanese Patent Application Laid-Open No. 8-10085 [0004] However, when a large seat support such as a block or a link is used at the lower portion of the seat, there is a problem that it is difficult to secure an appropriate position when attaching an operation lever or the like to the seat support. In addition, such a chair has a problem that it is difficult to confirm the position of the operating levers because most of the lower side of the seat is covered by the shell or the frame and the operating levers are completely covered ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A47C7/02A47C7/54A47C7/00A47C3/24
CPCA47C1/03283A47C1/03272A47C1/03255A47C7/282A47C31/023A47C7/40
Inventor 木下洋二郎大木一毅藤木武史
Owner KOKUYO CO LTD