JPH0310077U - - Google Patents
Info
- Publication number
- JPH0310077U JPH0310077U JP1989070797U JP7079789U JPH0310077U JP H0310077 U JPH0310077 U JP H0310077U JP 1989070797 U JP1989070797 U JP 1989070797U JP 7079789 U JP7079789 U JP 7079789U JP H0310077 U JPH0310077 U JP H0310077U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- cylinder
- casing
- actuator
- piston rod
- 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 1
- 238000010586 diagram Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Control Of Water Turbines (AREA)
Description
第１図は本考案の一実施例に係るアクチユエー
タの断面図、第２図はペルトン水車の概略構成図
、第３図はそのニードル開閉駆動用のアクチユエ
ータの断面図である。
図面中、２１……シリンダ本体、２２……ピス
トン、２３……第一ポート、２４……第二ポート
、２５……第一ピストンロツド、２６……第二ピ
ストンロツド、２７……ケーシング、３０……第
二シリンダ、３１……第二ピストン、３２……ブ
レーキシユー、３３……ブレーキ、３４……ばね
、３６……第三ポートである。
FIG. 1 is a sectional view of an actuator according to an embodiment of the present invention, FIG. 2 is a schematic configuration diagram of a Pelton water turbine, and FIG. 3 is a sectional view of an actuator for driving the needle to open and close. In the drawings, 21... cylinder body, 22... piston, 23... first port, 24... second port, 25... first piston rod, 26... second piston rod, 27... casing, 30... Second cylinder, 31...second piston, 32...brake shoe, 33...brake, 34...spring, 36...third port.
Claims (1)
設け、該シリンダの一端から突出するピストンロ
ツドを前記ピストンに連結したアクチユエータに
おいて、前記シリンダの他端側にケーシングを取
付け、前記シリンダの他端から突出する第二ピス
トンロツドを前記ピストンに連結し、ばね力によ
つて該第二ピストンを押圧すると共に流体圧力に
よつて第二ピストンへの押圧が解除されるブレー
キを前記ケーシングに摺動自在に支持したことを
特徴とするアクチユエータ。 In the actuator, a piston driven by pressure oil is provided in a cylinder, and a piston rod protruding from one end of the cylinder is connected to the piston, a casing is attached to the other end of the cylinder, and the casing protrudes from the other end of the cylinder. A second piston rod is connected to the piston, and a brake that presses the second piston with a spring force and releases pressure on the second piston with fluid pressure is slidably supported on the casing. An actuator featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989070797U JPH0310077U (en) | 1989-06-19 | 1989-06-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989070797U JPH0310077U (en) | 1989-06-19 | 1989-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0310077U true JPH0310077U (en) | 1991-01-30 |
Family
ID=31607260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989070797U Pending JPH0310077U (en) | 1989-06-19 | 1989-06-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0310077U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014061499A1 (en) * | 2012-10-18 | 2014-04-24 | 藤倉ゴム工業株式会社 | Air cylinder device with fall prevention mechanism, and fall prevention mechanism for air cylinder device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5919708A (en) * | 1982-07-24 | 1984-02-01 | Nobutaka Ota | Brake cylinder |
| JPS6320503B2 (en) * | 1978-11-08 | 1988-04-27 | Kibun Kk |
-
1989
- 1989-06-19 JP JP1989070797U patent/JPH0310077U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6320503B2 (en) * | 1978-11-08 | 1988-04-27 | Kibun Kk | |
| JPS5919708A (en) * | 1982-07-24 | 1984-02-01 | Nobutaka Ota | Brake cylinder |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014061499A1 (en) * | 2012-10-18 | 2014-04-24 | 藤倉ゴム工業株式会社 | Air cylinder device with fall prevention mechanism, and fall prevention mechanism for air cylinder device |
| JP2014080138A (en) * | 2012-10-18 | 2014-05-08 | Fujikura Rubber Ltd | Air cylinder device with drop-preventing mechanism |