JPH0247252U - - Google Patents
Info
- Publication number
- JPH0247252U JPH0247252U JP12470088U JP12470088U JPH0247252U JP H0247252 U JPH0247252 U JP H0247252U JP 12470088 U JP12470088 U JP 12470088U JP 12470088 U JP12470088 U JP 12470088U JP H0247252 U JPH0247252 U JP H0247252U
- Authority
- JP
- Japan
- Prior art keywords
- arm
- valve
- meter
- circuit
- bottom side
- 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
- 230000008929 regeneration Effects 0.000 claims description 4
- 238000011069 regeneration method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 11
Landscapes
- Operation Control Of Excavators (AREA)
- Fluid-Pressure Circuits (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988124700U JPH082189Y2 (ja) | 1988-09-26 | 1988-09-26 | アーム操作回路装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988124700U JPH082189Y2 (ja) | 1988-09-26 | 1988-09-26 | アーム操作回路装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0247252U true JPH0247252U (el) | 1990-03-30 |
JPH082189Y2 JPH082189Y2 (ja) | 1996-01-24 |
Family
ID=31374663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988124700U Expired - Lifetime JPH082189Y2 (ja) | 1988-09-26 | 1988-09-26 | アーム操作回路装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH082189Y2 (el) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994013959A1 (en) * | 1992-12-04 | 1994-06-23 | Hitachi Construction Machinery Co., Ltd. | Hydraulic regenerator |
JP2008045732A (ja) * | 2006-07-21 | 2008-02-28 | Shin Caterpillar Mitsubishi Ltd | 作業機械のポンプ制御方法 |
JP2012047307A (ja) * | 2010-08-30 | 2012-03-08 | Kyb Co Ltd | 切換弁 |
WO2015064026A1 (ja) * | 2013-10-31 | 2015-05-07 | 川崎重工業株式会社 | 油圧ショベル駆動システム |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58204234A (ja) * | 1982-05-21 | 1983-11-28 | Hitachi Constr Mach Co Ltd | 油圧式掘削機の油圧回路 |
JPS59194103A (ja) * | 1983-04-18 | 1984-11-02 | Hitachi Constr Mach Co Ltd | 油圧シリンダの駆動装置 |
JPS60179504A (ja) * | 1984-02-28 | 1985-09-13 | Mitsubishi Heavy Ind Ltd | エネルギ再生回路 |
JPS622805U (el) * | 1985-06-20 | 1987-01-09 | ||
JPS63195402A (ja) * | 1987-02-06 | 1988-08-12 | Komatsu Ltd | 油圧制御装置 |
-
1988
- 1988-09-26 JP JP1988124700U patent/JPH082189Y2/ja not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58204234A (ja) * | 1982-05-21 | 1983-11-28 | Hitachi Constr Mach Co Ltd | 油圧式掘削機の油圧回路 |
JPS59194103A (ja) * | 1983-04-18 | 1984-11-02 | Hitachi Constr Mach Co Ltd | 油圧シリンダの駆動装置 |
JPS60179504A (ja) * | 1984-02-28 | 1985-09-13 | Mitsubishi Heavy Ind Ltd | エネルギ再生回路 |
JPS622805U (el) * | 1985-06-20 | 1987-01-09 | ||
JPS63195402A (ja) * | 1987-02-06 | 1988-08-12 | Komatsu Ltd | 油圧制御装置 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994013959A1 (en) * | 1992-12-04 | 1994-06-23 | Hitachi Construction Machinery Co., Ltd. | Hydraulic regenerator |
JP3139769B2 (ja) * | 1992-12-04 | 2001-03-05 | 日立建機株式会社 | 油圧再生装置 |
JP2008045732A (ja) * | 2006-07-21 | 2008-02-28 | Shin Caterpillar Mitsubishi Ltd | 作業機械のポンプ制御方法 |
US8191364B2 (en) | 2006-07-21 | 2012-06-05 | Caterpillar S.A.R.L. | Method for controlling pump of working machine |
JP2012047307A (ja) * | 2010-08-30 | 2012-03-08 | Kyb Co Ltd | 切換弁 |
WO2015064026A1 (ja) * | 2013-10-31 | 2015-05-07 | 川崎重工業株式会社 | 油圧ショベル駆動システム |
JP2015086958A (ja) * | 2013-10-31 | 2015-05-07 | 川崎重工業株式会社 | 油圧ショベル駆動システム |
Also Published As
Publication number | Publication date |
---|---|
JPH082189Y2 (ja) | 1996-01-24 |