CN104019071B - 一种用于液压挖掘机的节能液压阀 - Google Patents
一种用于液压挖掘机的节能液压阀 Download PDFInfo
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- CN104019071B CN104019071B CN201410253758.6A CN201410253758A CN104019071B CN 104019071 B CN104019071 B CN 104019071B CN 201410253758 A CN201410253758 A CN 201410253758A CN 104019071 B CN104019071 B CN 104019071B
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CN104019071B true CN104019071B (zh) | 2016-02-24 |
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Families Citing this family (2)
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CN108625425B (zh) * | 2018-06-15 | 2023-12-15 | 山东临工工程机械有限公司 | 超大型挖掘机用液压系统 |
CN108625424B (zh) * | 2018-06-15 | 2023-12-15 | 山东临工工程机械有限公司 | 超大型挖掘机用主阀总成 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2359802A (en) * | 1943-08-21 | 1944-10-10 | Hydraulic Control Engineering | Hollow plunger control valve |
GB1070924A (en) * | 1963-03-04 | 1967-06-07 | Nat Res Dev | Improvements in or relating to fluid controlled safety devices for selector valves |
CN87200123U (zh) * | 1987-01-08 | 1988-02-03 | 合肥液压件厂 | 负载反馈型多路换向阀 |
JPH0723055U (ja) * | 1991-12-14 | 1995-04-25 | イワフジ部品サービス株式会社 | グラップルの油圧回路 |
JP2002130498A (ja) * | 2000-07-26 | 2002-05-09 | Asco Joucomatic | 空気分配システムの改良 |
CN102678649A (zh) * | 2012-06-07 | 2012-09-19 | 龙工(上海)桥箱有限公司 | 半整体式负荷传感多路阀 |
CN203926195U (zh) * | 2014-06-10 | 2014-11-05 | 山东中川液压有限公司 | 用于液压挖掘机的节能液压阀 |
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2014
- 2014-06-10 CN CN201410253758.6A patent/CN104019071B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2359802A (en) * | 1943-08-21 | 1944-10-10 | Hydraulic Control Engineering | Hollow plunger control valve |
GB1070924A (en) * | 1963-03-04 | 1967-06-07 | Nat Res Dev | Improvements in or relating to fluid controlled safety devices for selector valves |
CN87200123U (zh) * | 1987-01-08 | 1988-02-03 | 合肥液压件厂 | 负载反馈型多路换向阀 |
JPH0723055U (ja) * | 1991-12-14 | 1995-04-25 | イワフジ部品サービス株式会社 | グラップルの油圧回路 |
JP2002130498A (ja) * | 2000-07-26 | 2002-05-09 | Asco Joucomatic | 空気分配システムの改良 |
CN102678649A (zh) * | 2012-06-07 | 2012-09-19 | 龙工(上海)桥箱有限公司 | 半整体式负荷传感多路阀 |
CN203926195U (zh) * | 2014-06-10 | 2014-11-05 | 山东中川液压有限公司 | 用于液压挖掘机的节能液压阀 |
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Address after: 276000 112 Changlin West Street, Linshu County, Linyi City, Shandong Province Patentee after: Shandong Zhongrun Hydraulic Machinery Co.,Ltd. Address before: 276715 No. 112, Changlin West Street, Linshu County, Linyi City, Shandong Province Patentee before: SHANDONG CCHC HYDRAULICS CO.,LTD. |
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