CN102677734B - 一种挖掘机液压系统 - Google Patents
一种挖掘机液压系统 Download PDFInfo
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- CN102677734B CN102677734B CN201210172043.9A CN201210172043A CN102677734B CN 102677734 B CN102677734 B CN 102677734B CN 201210172043 A CN201210172043 A CN 201210172043A CN 102677734 B CN102677734 B CN 102677734B
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CN201210172043.9A CN102677734B (zh) | 2012-05-25 | 2012-05-25 | 一种挖掘机液压系统 |
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CN201210172043.9A CN102677734B (zh) | 2012-05-25 | 2012-05-25 | 一种挖掘机液压系统 |
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CN102677734A CN102677734A (zh) | 2012-09-19 |
CN102677734B true CN102677734B (zh) | 2015-07-15 |
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CN201210172043.9A Active CN102677734B (zh) | 2012-05-25 | 2012-05-25 | 一种挖掘机液压系统 |
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Families Citing this family (1)
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CN106149792B (zh) * | 2015-03-31 | 2020-10-30 | 斗山工程机械(中国)有限公司 | 液压油路及挖掘机、挖掘机启动控制方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0722018A1 (en) * | 1995-01-11 | 1996-07-17 | Shin Caterpillar Mitsubishi Ltd. | Apparatus for controlling the working and travelling operations of a construction machine |
CN1432739A (zh) * | 2002-01-15 | 2003-07-30 | 陈嘉川 | 多泵液压系统的合流及卸荷控制方法 |
CN201269235Y (zh) * | 2008-10-24 | 2009-07-08 | 湖南山河智能机械股份有限公司 | 一种小型液压挖掘机的液压节能供油系统 |
CN201738353U (zh) * | 2010-07-21 | 2011-02-09 | 湖南山河智能机械股份有限公司 | 一种挖掘节能及平地高效的小型液压挖掘机主阀 |
CN202809688U (zh) * | 2012-05-25 | 2013-03-20 | 浙江苏强格液压股份有限公司 | 一种挖掘机液压系统 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3681833B2 (ja) * | 1996-09-19 | 2005-08-10 | ヤンマー株式会社 | 掘削旋回作業機の油圧回路 |
CN2592363Y (zh) * | 2003-01-08 | 2003-12-17 | 祁栋林 | 一种注塑机的改进型供油系统 |
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- 2012-05-25 CN CN201210172043.9A patent/CN102677734B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0722018A1 (en) * | 1995-01-11 | 1996-07-17 | Shin Caterpillar Mitsubishi Ltd. | Apparatus for controlling the working and travelling operations of a construction machine |
CN1432739A (zh) * | 2002-01-15 | 2003-07-30 | 陈嘉川 | 多泵液压系统的合流及卸荷控制方法 |
CN201269235Y (zh) * | 2008-10-24 | 2009-07-08 | 湖南山河智能机械股份有限公司 | 一种小型液压挖掘机的液压节能供油系统 |
CN201738353U (zh) * | 2010-07-21 | 2011-02-09 | 湖南山河智能机械股份有限公司 | 一种挖掘节能及平地高效的小型液压挖掘机主阀 |
CN202809688U (zh) * | 2012-05-25 | 2013-03-20 | 浙江苏强格液压股份有限公司 | 一种挖掘机液压系统 |
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CN102677734A (zh) | 2012-09-19 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Hydraulic system of excavating machine Effective date of registration: 20181220 Granted publication date: 20150715 Pledgee: Industrial Commercial Bank of China Ltd Yuhuan branch Pledgor: Zhejiang Stronger Hydraulic Co., Ltd. Registration number: 2018330000487 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200908 Granted publication date: 20150715 Pledgee: Industrial Commercial Bank of China Ltd. Yuhuan branch Pledgor: ZHEJIANG STRONGER HYDRAULIC Co.,Ltd. Registration number: 2018330000487 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A hydraulic system of excavator Effective date of registration: 20200917 Granted publication date: 20150715 Pledgee: Industrial Commercial Bank of China Ltd. Yuhuan branch Pledgor: ZHEJIANG STRONGER HYDRAULIC Co.,Ltd. Registration number: Y2020330000683 |