JPS59125260U - Chair - Google Patents
ChairInfo
- Publication number
- JPS59125260U JPS59125260U JP1859783U JP1859783U JPS59125260U JP S59125260 U JPS59125260 U JP S59125260U JP 1859783 U JP1859783 U JP 1859783U JP 1859783 U JP1859783 U JP 1859783U JP S59125260 U JPS59125260 U JP S59125260U
- Authority
- JP
- Japan
- Prior art keywords
- seat
- gas spring
- support frame
- housing
- seat support
- 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
Landscapes
- Chairs Characterized By Structure (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面はこの考案の実施例を示すもので、第1図は座体及
び背もたれ板を除去した状態の斜視図、第2図は第1図
■−■線の断面図、第3図は第1図■−■−線の断面図
、第4図は作動状態を示す概略側面図である。
1・・・支脚、2・・・昇降用ガススプリング、2a・
・・開放ピン、3・・・座骨ハウジング、4・・・前部
座受枠、5・・・ハンドル、6・・・調節ボルト、7・
・・背受枠、7a・・・水平部、8・・・後部座受板、
9・・・座体、10・・・背もたれロッキング用ガスス
プリング、11゜12・・・操作レバー、13・・・係
止機構、31・・・係止片、31a・・・鉤部、33・
・・係合ピン。The drawings show an embodiment of this invention. Fig. 1 is a perspective view with the seat and back plate removed, Fig. 2 is a cross-sectional view taken along the line ■-■ in Fig. 1, and Fig. 3 is a cross-sectional view of the FIG. 4 is a sectional view taken along line 1--2, and FIG. 4 is a schematic side view showing the operating state. 1... Support leg, 2... Lifting gas spring, 2a.
...Release pin, 3...Sit bone housing, 4...Front seat support frame, 5...Handle, 6...Adjustment bolt, 7.
...Back support frame, 7a...Horizontal part, 8...Rear seat support plate,
9... Seat body, 10... Gas spring for backrest locking, 11° 12... Operation lever, 13... Locking mechanism, 31... Locking piece, 31a... Hook portion, 33・
...Engagement pin.
Claims (1)
骨ハウジング3が支承され、該座骨ハウジング3の前部
に前部座受枠4がその基端を枢着されて上下揺動自在に
設けられ、かつ該前部座受枠4の前端部に前記座骨ハウ
ジング3の前端に上下移動阻止状態に取付けられた下端
にハンドル5を有する調節ボルト6がねじ通されて該ボ
ルト6の回転により前部座受枠4の前端部を可変高さ位
置に設定しうるものとなされると共に、前記座骨ハウジ
ング3に、側面視略し字状をなす背受枠7の基端が枢着
され、かつ該背受枠7の水平部7aに後部座受板8が枢
支され、前記前部座受枠4の前端部と後部座受板8とに
座体9の前後両面が支承され、更に前記背受枠7と座骨
ハウジング3とに渡して伸長作動により背受枠7を前傾
方向に付勢する背もたれロッキング用ガススプリング1
0が設けられ、かつ前記昇降用ガススプリング2及び背
もたれロッキング用ガススプリング10のロック状態を
解放するそれぞれの操作レバー11゜12が具備される
と共に、背もたれロッキング用ガススプリング10の操
作レバー12には、ロック解放位置に該レバー12を保
持しうる係合解除可能な係止機構13が具備せられてな
ることを特徴とするいす。A seat bone housing 3 is supported on the upper end of an elevating gas spring 2 incorporated in a support leg 1, and a front seat support frame 4 is provided at the front of the seat bone housing 3 with its base end pivoted so as to be swingable up and down. , and an adjustment bolt 6 having a handle 5 at its lower end, which is attached to the front end of the ischial housing 3 in a manner to prevent vertical movement, is screwed into the front end of the front seat support frame 4, and by rotation of the bolt 6, the front seat is adjusted. The front end of the receiving frame 4 can be set at a variable height position, and the base end of a back supporting frame 7, which has an oval shape in side view, is pivotally attached to the seat bone housing 3. A rear seat support plate 8 is pivotally supported on the horizontal portion 7a, the front and rear surfaces of the seat body 9 are supported on the front end of the front seat support frame 4 and the rear seat support plate 8, and the back support frame 7 and the seat bone housing 3 and a backrest locking gas spring 1 that urges the back support frame 7 in a forward tilting direction by extension action.
0 is provided, and operating levers 11 and 12 are provided for releasing the locked states of the lifting gas spring 2 and the backrest locking gas spring 10, and the operating lever 12 of the backrest locking gas spring 10 is provided with a A chair characterized in that it is equipped with a releasable locking mechanism 13 capable of holding the lever 12 in the unlocked position.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1859783U JPS59125260U (en) | 1983-02-10 | 1983-02-10 | Chair |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1859783U JPS59125260U (en) | 1983-02-10 | 1983-02-10 | Chair |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59125260U true JPS59125260U (en) | 1984-08-23 |
JPH0221961Y2 JPH0221961Y2 (en) | 1990-06-13 |
Family
ID=30149786
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1859783U Granted JPS59125260U (en) | 1983-02-10 | 1983-02-10 | Chair |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59125260U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009273585A (en) * | 2008-05-13 | 2009-11-26 | Itoki Corp | Chair |
JP2009273679A (en) * | 2008-05-15 | 2009-11-26 | Itoki Corp | Seat plate angle adjusting device of chair |
JP2010264314A (en) * | 2010-08-31 | 2010-11-25 | Okamura Corp | Armrest apparatus for chair |
-
1983
- 1983-02-10 JP JP1859783U patent/JPS59125260U/en active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009273585A (en) * | 2008-05-13 | 2009-11-26 | Itoki Corp | Chair |
JP2009273679A (en) * | 2008-05-15 | 2009-11-26 | Itoki Corp | Seat plate angle adjusting device of chair |
JP2010264314A (en) * | 2010-08-31 | 2010-11-25 | Okamura Corp | Armrest apparatus for chair |
Also Published As
Publication number | Publication date |
---|---|
JPH0221961Y2 (en) | 1990-06-13 |
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