发明名称 Hydraulic locking cylinder
摘要 The present invention is a hydraulic locking cylinder assembly comprising a bi-directional control relief valve integrated with a piston. More particularly, the present invention is a bi-directional control relief valve for a hydraulic cylinder, fully integrated with a piston, and having a single poppet valve that performs the function of both a direction control valve and a relief valve.
申请公布号 US7784392(B1) 申请公布日期 2010.08.31
申请号 US20060546790 申请日期 2006.10.12
申请人 HDM HYDRAULICS, LLC 发明人 MANNEY, III CHARLES J.
分类号 F15B15/00;F02B61/00 主分类号 F15B15/00
代理机构 代理人
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