发明名称 |
Hydraulic control system for construction vehicle, particularly excavators |
摘要 |
The invention relates to a hydraulic control system for building machinery, particularly for controlling hydraulic consumers of an excavator. According to the invention, pump channels which ensure that the hydraulic consumers are supplied in parallel by means of a spool valve of the main control unit of the piece of building machinery are provided in addition to previously existing pump channels that ensure said hydraulic consumers are serially supplied with hydraulic fluid. The additional pump channels are arranged parallel to the previously existing ones.
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申请公布号 |
US7475502(B2) |
申请公布日期 |
2009.01.13 |
申请号 |
US20040567805 |
申请日期 |
2004.07.13 |
申请人 |
CNH BAUMASCHINEN GMBH |
发明人 |
BOESEBECK VOLKER;LAUTNER ERIK;WEBER JUERGEN |
分类号 |
E01H5/02;F15B11/16;F15B11/17 |
主分类号 |
E01H5/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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