JPH01165305U - - Google Patents
Info
- Publication number
- JPH01165305U JPH01165305U JP6253288U JP6253288U JPH01165305U JP H01165305 U JPH01165305 U JP H01165305U JP 6253288 U JP6253288 U JP 6253288U JP 6253288 U JP6253288 U JP 6253288U JP H01165305 U JPH01165305 U JP H01165305U
- Authority
- JP
- Japan
- Prior art keywords
- bellows
- type cylinder
- central block
- end plates
- cylinder 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.)
- Pending
Links
- 239000012530 fluid Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Actuator (AREA)
- Diaphragms And Bellows (AREA)
Description
第１図は請求項(1)の考案の一実施例を示すベ
ローズ型シリンダ装置の縦断面図、第２図は概略
構成図、第３図は請求項(2)の考案の一実施例を
示す縦断面図、第４図は従来例の縦断面図、第５
図は他の従来例の縦断面図である。
１…移動体（中央ブロツク）、２，３…固定プ
レート（端部プレート）、４…第１のベローズ、
５…第２のベローズ、４Ａ…ベローズ、６…案内
軸、２１…保持リング、２１Ａ…コイルスプリン
グ（ばね部材、保持リング）、２６，２６Ａ…流
体排出供給装置。
Fig. 1 is a vertical sectional view of a bellows type cylinder device showing an embodiment of the invention of claim (1), Fig. 2 is a schematic configuration diagram, and Fig. 3 is an embodiment of the invention of claim (2). Fig. 4 is a longitudinal sectional view of the conventional example;
The figure is a longitudinal sectional view of another conventional example. 1... Moving body (center block), 2, 3... Fixed plate (end plate), 4... First bellows,
5... Second bellows, 4A... Bellows, 6... Guide shaft, 21... Retaining ring, 21A... Coil spring (spring member, retaining ring), 26, 26A... Fluid discharge supply device.
Claims (1)
方の離間した位置に設けられた一対の端部プレー
トと、上記中央ブロツクまたは端部プレートのい
ずれか一方に固定され、他方に摺動自在に設けら
れた案内軸と、上記中央ブロツクと両端部プレー
トの間に配設された第１および第２のベローズと
を有するベローズ型シリンダ装置であつて、 上記ベローズの径大な部分に設けられ、外圧に
対してベローズの形状を保持する保持リングと、
交互に、一方のベローズ内を大気圧に、他方のベ
ローズ内に負圧にする流体排出供給装置とを備え
たベローズ型シリンダ装置。 (2) ベローズと、このベローズの一端を閉塞す
る固定プレートと、上記ベローズの他端を閉塞す
る移動体と、この移動体または固定プレートの一
方に固定され、他方に摺動自在に設けられた案内
軸とを有するベローズ型シリンダ装置であつて、 上記ベローズの径大な部分に設けられ、外圧に
対してベローズの形状を保持する保持リングと、
上記ベローズ内を選択的に大気圧または負圧にす
る流体排出供給装置と、上記ベローズ内が大気圧
の状態で上記ベローズを伸張させるばね部材とを
備えたベローズ型シリンダ装置。[Claims for Utility Model Registration] (1) A central block, a pair of end plates provided at spaced apart positions on both sides of the central block, and a pair of end plates fixed to either the central block or the end plates. , a bellows-type cylinder device having a guide shaft slidably provided on the other side, and first and second bellows disposed between the central block and both end plates, the diameter of the bellows being a retaining ring provided in a large area and retaining the shape of the bellows against external pressure;
A bellows-type cylinder device comprising a fluid discharge and supply device that alternately brings atmospheric pressure into one bellows and negative pressure into the other bellows. (2) A bellows, a fixed plate that closes one end of the bellows, a movable body that closes the other end of the bellows, and a bellows that is fixed to one of the movable body or the fixed plate and slidably provided to the other. A bellows-type cylinder device having a guide shaft, a retaining ring provided on a large diameter portion of the bellows to maintain the shape of the bellows against external pressure;
A bellows-type cylinder device comprising: a fluid discharge and supply device that selectively sets the inside of the bellows to atmospheric pressure or negative pressure; and a spring member that stretches the bellows while the inside of the bellows is at atmospheric pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6253288U JPH01165305U (en) | 1988-05-12 | 1988-05-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6253288U JPH01165305U (en) | 1988-05-12 | 1988-05-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01165305U true JPH01165305U (en) | 1989-11-20 |
Family
ID=31288136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6253288U Pending JPH01165305U (en) | 1988-05-12 | 1988-05-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01165305U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011127901A (en) * | 2009-12-15 | 2011-06-30 | Canon Inc | Interference measuring apparatus |
| WO2020144840A1 (en) * | 2019-01-11 | 2020-07-16 | 三菱重工業株式会社 | Sealing device and drive device comprising same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS434306Y1 (en) * | 1964-03-04 | 1968-02-23 | ||
| JPS61109903A (en) * | 1984-10-31 | 1986-05-28 | Kiyousan Denki Kk | Actuator for internal combustion engine |
| JPS63225707A (en) * | 1987-03-13 | 1988-09-20 | Fuji Seiki Kk | Pneumatic actuator |
-
1988
- 1988-05-12 JP JP6253288U patent/JPH01165305U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS434306Y1 (en) * | 1964-03-04 | 1968-02-23 | ||
| JPS61109903A (en) * | 1984-10-31 | 1986-05-28 | Kiyousan Denki Kk | Actuator for internal combustion engine |
| JPS63225707A (en) * | 1987-03-13 | 1988-09-20 | Fuji Seiki Kk | Pneumatic actuator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011127901A (en) * | 2009-12-15 | 2011-06-30 | Canon Inc | Interference measuring apparatus |
| WO2020144840A1 (en) * | 2019-01-11 | 2020-07-16 | 三菱重工業株式会社 | Sealing device and drive device comprising same |
| JPWO2020144840A1 (en) * | 2019-01-11 | 2021-11-18 | 三菱重工業株式会社 | Sealing device and drive device equipped with it |