JPH0480903U - - Google Patents
Info
- Publication number
- JPH0480903U JPH0480903U JP12390190U JP12390190U JPH0480903U JP H0480903 U JPH0480903 U JP H0480903U JP 12390190 U JP12390190 U JP 12390190U JP 12390190 U JP12390190 U JP 12390190U JP H0480903 U JPH0480903 U JP H0480903U
- Authority
- JP
- Japan
- Prior art keywords
- piston chamber
- piston
- tank
- fluid
- valve
- 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 6
- 238000007599 discharging Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図はこの考案の一実施例によるピストン駆
動装置を示す流体系統図、第２図は従来のピスト
ン駆動装置を示す流体系統図である。
２はピストンケース、３はピストン、８は第１
のピストン室、９Ａは第２のピストン室、１２は
タンク、１３は流体、１４はポンプ、１８は第２
の弁、１９は第１の弁、２３はスプリング。なお
、図中、同一符号は同一、または相当部分を示す
。
FIG. 1 is a fluid system diagram showing a piston drive device according to an embodiment of this invention, and FIG. 2 is a fluid system diagram showing a conventional piston drive device. 2 is the piston case, 3 is the piston, 8 is the first
9A is the second piston chamber, 12 is the tank, 13 is the fluid, 14 is the pump, 18 is the second piston chamber.
19 is a first valve, and 23 is a spring. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
ピストン室と大気側に連通する第２のピストン室
とに隔成するピストンと、上記第１のピストン室
の流体を圧迫する方向に、上記ピストンを付勢す
るスプリングと、上記第１のピストン室に、タン
ク内に収容した流体を第１の弁を介して送給する
ポンプと、上記第１のピストン室の流体を上記タ
ンクに排出可能に切り換えられる第２の弁とを備
えたピストン駆動装置。 The inside of the piston case is divided into a first piston chamber into which fluid enters and exits, and a second piston chamber which communicates with the atmosphere. a spring that biases the first piston chamber; a pump that supplies fluid contained in a tank to the first piston chamber via a first valve; and a pump capable of discharging the fluid in the first piston chamber to the tank. and a second switchable valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12390190U JPH0480903U (en) | 1990-11-26 | 1990-11-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12390190U JPH0480903U (en) | 1990-11-26 | 1990-11-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0480903U true JPH0480903U (en) | 1992-07-14 |
Family
ID=31871583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12390190U Pending JPH0480903U (en) | 1990-11-26 | 1990-11-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0480903U (en) |
-
1990
- 1990-11-26 JP JP12390190U patent/JPH0480903U/ja active Pending