发明名称 Switch and handle construction for double-insulated electric tool
摘要 A double-insulated portable electric tool has a housing with a pistol-grip switch handle portion and a switch cover portion removably secured to the switch handle portion forwardly thereof. An electric switch is mounted on the back of the cover and is provided with an actuating member. A trigger is mounted on the front of the cover and is coupled to the switch actuating member. The switch is accessible only upon removal of the switch cover from the switch handle; and even unauthorized removal of the trigger will not render the switch accessible. As a result, the switch may be replaced easily without an inadvertent interference with the double-insulating feature of the tool.
申请公布号 US4440238(A) 申请公布日期 1984.04.03
申请号 US19810317061 申请日期 1981.11.02
申请人 BLACK & DECKER INC. 发明人 SAUERWEIN, WILLIAM D.;LENTINO, LYNN E.
分类号 B23B45/02;H01H9/06;(IPC1-7):B23B45/08 主分类号 B23B45/02
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