JPH0459742U - - Google Patents
Info
- Publication number
- JPH0459742U JPH0459742U JP10315090U JP10315090U JPH0459742U JP H0459742 U JPH0459742 U JP H0459742U JP 10315090 U JP10315090 U JP 10315090U JP 10315090 U JP10315090 U JP 10315090U JP H0459742 U JPH0459742 U JP H0459742U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- push rod
- sealed
- lock valve
- gas
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Chairs Characterized By Structure (AREA)
Description
第１図はこの考案の一実施例による椅子昇降装
置を示す要部の断面図、第２図はこの考案におけ
る揺動カムを示す斜視図、第３図は第１図に示す
椅子昇降装置の動作状況を説明する断面図、第４
図はこの考案の他の実施例による椅子昇降装置を
示す要部の断面図である。
１……シリンダ、２……プツシユロツド、３…
…座部取付部材、５……揺動カム、５ａ……揺動
カム面。
FIG. 1 is a cross-sectional view of the main parts of a chair lifting device according to an embodiment of this invention, FIG. 2 is a perspective view showing a swing cam in this invention, and FIG. 3 is a view of the chair lifting device shown in FIG. Sectional diagram explaining the operating situation, No. 4
The figure is a sectional view of the main parts of a chair lifting device according to another embodiment of the invention. 1...Cylinder, 2...Push rod, 3...
... Seat mounting member, 5... Rocking cam, 5a... Rocking cam surface.
Claims (1)
画成したシリンダ内に高圧ガスを封入し、一方、
この封入されたガスをロツクバルブによつて上記
両室間の流通制御可能にしたガススプリングと、
上記ロツクバルブを開閉操作するように、上記シ
リンダ側に設けられたプツシユロツドと、上記シ
リンダに連設された中空の座部取付部材と、該座
部取付部材内に外部操作可能に設けられて、上記
プツシユロツド端にカム面を当接している揺動カ
ムとを備えた椅子昇降装置。 High-pressure gas is sealed in a cylinder that slidably houses a piston and defines two working chambers, while
a gas spring that allows the flow of the sealed gas to be controlled between the two chambers using a lock valve;
A push rod provided on the cylinder side to open and close the lock valve; a hollow seat mounting member connected to the cylinder; A chair lifting device equipped with a swinging cam whose cam surface is in contact with the end of a push rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10315090U JPH0459742U (en) | 1990-09-28 | 1990-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10315090U JPH0459742U (en) | 1990-09-28 | 1990-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0459742U true JPH0459742U (en) | 1992-05-22 |
Family
ID=31847920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10315090U Pending JPH0459742U (en) | 1990-09-28 | 1990-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0459742U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS575047B2 (en) * | 1977-07-25 | 1982-01-28 | ||
| JPS575048B2 (en) * | 1977-09-06 | 1982-01-28 |
-
1990
- 1990-09-28 JP JP10315090U patent/JPH0459742U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS575047B2 (en) * | 1977-07-25 | 1982-01-28 | ||
| JPS575048B2 (en) * | 1977-09-06 | 1982-01-28 |