发明名称 SWITCH MECHANISM
摘要 A manual tool is driven by an electric motor, and has a primary handle and a secondary handle arranged at a distance from each other. A switch is situated in the manual tool and can only be switched on by the simultaneous actuation of two contact mechanisms, one arranged in each handle, the motor being switched off when grip on either handle is released. The tool further comprises an initiating device in the form of a safety interlock mechanism which is adapted to prevent actuation of the switch, unless the safety interlock mechanism is actuated prior to actuation of the contact mechanism arranged in the primary handle. The switching mechanism is particularly suitable for a hedge clipper or chainsaw, especially a cordless tool.
申请公布号 CA2109686(A1) 申请公布日期 1994.05.26
申请号 CA19932109686 申请日期 1993.11.22
申请人 BLACK & DECKER INC. 发明人 STONES, KEVIN
分类号 B27B17/00;F16P3/20;H01H9/06;(IPC1-7):H01H3/00 主分类号 B27B17/00
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