JPH0754642Y2 - 油圧装置のエネルギー再生回路 - Google Patents
油圧装置のエネルギー再生回路Info
- Publication number
- JPH0754642Y2 JPH0754642Y2 JP761790U JP761790U JPH0754642Y2 JP H0754642 Y2 JPH0754642 Y2 JP H0754642Y2 JP 761790 U JP761790 U JP 761790U JP 761790 U JP761790 U JP 761790U JP H0754642 Y2 JPH0754642 Y2 JP H0754642Y2
- Authority
- JP
- Japan
- Prior art keywords
- oil passage
- pilot
- pressure
- valve
- bypass
- 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.)
- Expired - Lifetime
Links
Landscapes
- Control And Safety Of Cranes (AREA)
- Fluid-Pressure Circuits (AREA)
- Operation Control Of Excavators (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP761790U JPH0754642Y2 (ja) | 1990-01-31 | 1990-01-31 | 油圧装置のエネルギー再生回路 |
US07/641,893 US5046309A (en) | 1990-01-22 | 1991-01-16 | Energy regenerative circuit in a hydraulic apparatus |
CA002034613A CA2034613C (en) | 1990-01-22 | 1991-01-21 | Energy regenerative circuit in a hydraulic apparatus |
EP91100748A EP0440070B1 (en) | 1990-01-22 | 1991-01-22 | Energy saving circuit in a hydraulic apparatus |
DE69109877T DE69109877T2 (de) | 1990-01-22 | 1991-01-22 | Energiesparschaltung in einem hydraulischen Gerät. |
US07/688,431 US5101628A (en) | 1990-01-22 | 1991-04-22 | Energy regenerative circuit in a hydraulic apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP761790U JPH0754642Y2 (ja) | 1990-01-31 | 1990-01-31 | 油圧装置のエネルギー再生回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0399202U JPH0399202U (US06623731-20030923-C00012.png) | 1991-10-16 |
JPH0754642Y2 true JPH0754642Y2 (ja) | 1995-12-18 |
Family
ID=31511275
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP761790U Expired - Lifetime JPH0754642Y2 (ja) | 1990-01-22 | 1990-01-31 | 油圧装置のエネルギー再生回路 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0754642Y2 (US06623731-20030923-C00012.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007028919A (ja) * | 2005-07-22 | 2007-02-08 | Koichi Ito | 釣用ルアー |
-
1990
- 1990-01-31 JP JP761790U patent/JPH0754642Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0399202U (US06623731-20030923-C00012.png) | 1991-10-16 |
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