JPH0448859U - - Google Patents
Info
- Publication number
- JPH0448859U JPH0448859U JP9183090U JP9183090U JPH0448859U JP H0448859 U JPH0448859 U JP H0448859U JP 9183090 U JP9183090 U JP 9183090U JP 9183090 U JP9183090 U JP 9183090U JP H0448859 U JPH0448859 U JP H0448859U
- Authority
- JP
- Japan
- Prior art keywords
- seat
- chair
- seat body
- support
- rib
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000013459 approach Methods 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Landscapes
- Chair Legs, Seat Parts, And Backrests (AREA)
Description
第１図から第８図までは第１実施例を示し、第
１図は椅子の要部斜視図、第２図は第１図の−
視側断面図、第３図は第２図の−視断面図
、第４図は第２図の−視断面図、第５図は第
２図の−視断面図、第６図は第２図の−
視断面図、第７図は第２図の−視断面図、第
８図は作用説明図、第９図は第２実施例の椅子の
概略斜視図、第１０図は概略側面図、第１１図は
支持手段の要部拡大側断面図である。
１……椅子、２……脚支柱、３……支持台、４
……支持体、５……座体、６……主座部、７……
前座部、８……背もたれ部、９，１０，１１……
クツシヨン材、１３……コイルばね、１８……リ
ブ部、１８ａ，１８ｂ……突出片、１８ｃ……突
出端、１９……切欠き空間箇所、２０……支持手
段、２１……補強リブ、２２……下背もたれ部、
２３……上背もたれ部、２４……箱体、２５，２
６……側板、２７……隙間、２８，２８……摺動
部、２９……付勢手段。
1 to 8 show the first embodiment, FIG. 1 is a perspective view of the main parts of the chair, and FIG. 2 is a -
3 is a sectional view of FIG. 2, FIG. 4 is a sectional view of FIG. 2, FIG. 5 is a sectional view of FIG. 2, and FIG. 6 is a sectional view of FIG. Figure -
7 is a cross-sectional view taken from - in FIG. 2, FIG. 8 is an explanatory view of the operation, FIG. 9 is a schematic perspective view of the chair of the second embodiment, FIG. 10 is a schematic side view, and FIG. The figure is an enlarged side sectional view of the main part of the support means. 1...Chair, 2...Leg support, 3...Support stand, 4
... Support body, 5 ... Seat body, 6 ... Main seat part, 7 ...
Front seat part, 8... Backrest part, 9, 10, 11...
Cushion material, 13... Coil spring, 18... Rib portion, 18a, 18b... Projecting piece, 18c... Projecting end, 19... Notch space location, 20... Supporting means, 21... Reinforcing rib, 22 ...lower backrest,
23...Upper back portion, 24...Box body, 25,2
6... Side plate, 27... Gap, 28, 28... Sliding portion, 29... Biasing means.
Claims (1)
と背もたれ部とからなる座体を適宜隙間を隔てて
遠近動可能に配設し、該座体を人の荷重にて弾性
変形可能な弾性を有する板にて形成し、該座体に
おける少なくとも座部の前部位または後部位には
、前記支持体の表面に向かうように突設する複数
のリブ部を、椅子の左右方向に適宜間隔にて形成
し、該複数のリブ部間には、適宜左右長さの切欠
き空間箇所を形成し、前記各リブ部は、座体の板
から一体的に延びる左右長手の前後一対の突出片
が先端で連設するように、側面視略Ｖ字状に形成
する一方、前記支持体には、前記座体に作用する
人の荷重にて各リブ部の突出端が支持体表面側に
近づくにつれて当該各リブ部における前後一対の
突出片の前後間隔を狭めるように規制支持する支
持手段を設けたことを特徴とする椅子における座
体の弾性調節装置。 A seat body consisting of a seat part and a backrest part is disposed on the surface side of an inelastic support body of the chair so as to be movable near and far with an appropriate gap between the seats. A plurality of rib portions protruding toward the surface of the support body are provided at appropriate intervals in the left-right direction of the chair at least at the front or rear portion of the seat body. A cutout space having an appropriate left and right length is formed between the plurality of rib portions, and each rib portion has a pair of front and rear protruding pieces in the left and right longitudinal directions extending integrally from the plate of the seat body. The ribs are formed in a substantially V-shape when viewed from the side so that they are connected at the tips, and the protruding ends of each rib portion are formed in the supporting body as it approaches the surface of the support due to the load of the person acting on the seat. 1. An elastic adjustment device for a seat body in a chair, characterized in that a support means is provided for restricting and supporting a pair of front and rear protruding pieces in each rib portion so as to narrow the front-to-back distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9183090U JPH0537800Y2 (en) | 1990-08-31 | 1990-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9183090U JPH0537800Y2 (en) | 1990-08-31 | 1990-08-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0448859U true JPH0448859U (en) | 1992-04-24 |
| JPH0537800Y2 JPH0537800Y2 (en) | 1993-09-24 |
Family
ID=31827801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9183090U Expired - Lifetime JPH0537800Y2 (en) | 1990-08-31 | 1990-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0537800Y2 (en) |
-
1990
- 1990-08-31 JP JP9183090U patent/JPH0537800Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0537800Y2 (en) | 1993-09-24 |
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