JPS56160458A - Pressure control unit for a hydraulic closed device - Google Patents
Pressure control unit for a hydraulic closed deviceInfo
- Publication number
- JPS56160458A JPS56160458A JP6393680A JP6393680A JPS56160458A JP S56160458 A JPS56160458 A JP S56160458A JP 6393680 A JP6393680 A JP 6393680A JP 6393680 A JP6393680 A JP 6393680A JP S56160458 A JPS56160458 A JP S56160458A
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- hydraulic
- relay
- piston
- pressure detection
- 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
- Control Of Fluid Gearings (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6393680A JPS56160458A (en) | 1980-05-16 | 1980-05-16 | Pressure control unit for a hydraulic closed device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6393680A JPS56160458A (en) | 1980-05-16 | 1980-05-16 | Pressure control unit for a hydraulic closed device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56160458A true JPS56160458A (en) | 1981-12-10 |
JPS6319747B2 JPS6319747B2 (ja) | 1988-04-25 |
Family
ID=13243725
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6393680A Granted JPS56160458A (en) | 1980-05-16 | 1980-05-16 | Pressure control unit for a hydraulic closed device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56160458A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59150699U (ja) * | 1983-03-30 | 1984-10-08 | 株式会社新潟鐵工所 | Z型推進装置における旋回装置 |
US5170625A (en) * | 1989-07-27 | 1992-12-15 | Hitachi Construction Machinery Co., Ltd. | Control system for hydraulic pump |
US6269635B1 (en) | 1999-01-20 | 2001-08-07 | Manitowoc Crane Group, Inc. | Control and hydraulic system for a liftcrane |
-
1980
- 1980-05-16 JP JP6393680A patent/JPS56160458A/ja active Granted
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59150699U (ja) * | 1983-03-30 | 1984-10-08 | 株式会社新潟鐵工所 | Z型推進装置における旋回装置 |
JPH0141680Y2 (ja) * | 1983-03-30 | 1989-12-08 | ||
US5170625A (en) * | 1989-07-27 | 1992-12-15 | Hitachi Construction Machinery Co., Ltd. | Control system for hydraulic pump |
US6269635B1 (en) | 1999-01-20 | 2001-08-07 | Manitowoc Crane Group, Inc. | Control and hydraulic system for a liftcrane |
Also Published As
Publication number | Publication date |
---|---|
JPS6319747B2 (ja) | 1988-04-25 |
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