Original document(14 pages)  中文版
    A high-accuracy full-automatic wrench by use by hydraulic torque is composed of an executing unit for turning nut or screw bolt, a control unit, and a hydraulic unit for providing hydraulic power to said executing unit and consisting of piston, cylinder, rotary jointer, high-pressure oil tube, low-pressure oil tube, and oil pump.
Application Number
申请号		 200610128629 Application Date
申请日		 2006.09.04
Title 名称 High accuracy full-automatic wrench of hydrautorque
Publication Number
公开号		 1915601 Publication Date
公开日		 2007.02.21
Approval Pub. Date Granted Pub. Date
International Classification 分类号 B25B21/00;B25B23/00
Applicant(s) Name
申请人		 Fang Xizhong
Address 地址
Inventor(s) Name 发明人 Fang Xizhong
Attorney & Agent 代理人 sun haochen
More information 更  多  信  息


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