JPS61129551U - - Google Patents
Info
- Publication number
- JPS61129551U JPS61129551U JP1164485U JP1164485U JPS61129551U JP S61129551 U JPS61129551 U JP S61129551U JP 1164485 U JP1164485 U JP 1164485U JP 1164485 U JP1164485 U JP 1164485U JP S61129551 U JPS61129551 U JP S61129551U
- Authority
- JP
- Japan
- Prior art keywords
- chair seat
- cylindrical member
- receiver
- support
- restoring device
- 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)
Description
図面は本考案の一実施例を示すもので、第1図
は一部を切り欠いて示した縦断正面図、第2図は
板状バネ手段と環状係止部材の関連を示す説明図
、第3図は第1図の―線断面図及び第4図は
第1図の―線断面図である。
2…支柱、4…受筒、6…係止筒、8…円柱部
材、10…椅子座部、12…係止溝、14…ボル
ト、16…ストツパー、18…盲孔、20…弾性
部材、24…係合部、26…軸、28…環状係止
部材、34…板状バネ手段。
The drawings show one embodiment of the present invention, and FIG. 1 is a partially cutaway longitudinal sectional front view, FIG. 2 is an explanatory view showing the relationship between the plate spring means and the annular locking member, and FIG. 3 is a cross-sectional view taken along the line -- in FIG. 1, and FIG. 4 is a cross-sectional view taken along the line -- in FIG. 2... Support column, 4... Receiving tube, 6... Locking cylinder, 8... Cylindrical member, 10... Chair seat, 12... Locking groove, 14... Bolt, 16... Stopper, 18... Blind hole, 20... Elastic member, 24... Engaging portion, 26... Shaft, 28... Annular locking member, 34... Plate spring means.
Claims (1)
部の中央下部に円柱部材を設け、該円柱部材の上
部に環状溝を穿設し、該支柱の外側から挿入した
ボルトを該環状溝内に突入し、該受筒と該円柱部
材との間に一端を該円柱部材下面に設けた盲孔に
挿着して軸で固定し他端の断面方形の係合部を上
下動自在に該受筒下部に嵌着した弾性部材を取付
けてなる椅子座部の復元装置において、椅子座部
の所定方向と一致する方向に形成された係止面と
該係止面以外の摺動面とを有する環状係止部材を
該支柱の上端部近傍に設け、該環状係止部材と常
時係合するように該椅子座部下面に板状バネ手段
を設け、該板状バネ手段の押圧力により該椅子座
部が常時所定方向に位置するように付勢されてい
るようにしたことを特徴とする椅子座部の復元装
置。 A receiver is provided inside the upper end of the support, and a cylindrical member is provided at the lower center of the chair seat, an annular groove is bored in the upper part of the cylindrical member, and a bolt inserted from the outside of the support is inserted into the annular groove. One end of the receiver is inserted between the receiver and the cylindrical member into a blind hole provided on the lower surface of the cylindrical member and fixed with a shaft, and the engaging portion of the other end, which has a square cross section, is movable up and down. A restoring device for a chair seat, which includes an elastic member fitted to the lower part of the chair seat, wherein the ring-shaped part has a locking surface formed in a direction that coincides with a predetermined direction of the chair seat, and a sliding surface other than the locking surface. A locking member is provided near the upper end of the support, plate spring means is provided on the lower surface of the chair seat so as to constantly engage with the annular locking member, and the chair seat is moved by the pressing force of the plate spring means. A restoring device for a chair seat, characterized in that the restoring device is always biased to be positioned in a predetermined direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1164485U JPH0132903Y2 (en) | 1985-01-30 | 1985-01-30 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1164485U JPH0132903Y2 (en) | 1985-01-30 | 1985-01-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61129551U true JPS61129551U (en) | 1986-08-13 |
JPH0132903Y2 JPH0132903Y2 (en) | 1989-10-06 |
Family
ID=30493954
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1164485U Expired JPH0132903Y2 (en) | 1985-01-30 | 1985-01-30 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0132903Y2 (en) |
-
1985
- 1985-01-30 JP JP1164485U patent/JPH0132903Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPH0132903Y2 (en) | 1989-10-06 |