发明名称 TRAGBARE WERKZEUGMASCHINE MIT EINER VERSCHIEBEEINRICHTUNG ZUR EINSTELLUNG VON MINDESTENS ZWEI BETRIEBSZUSTAENDEN
摘要 The invention is directed to an override arrangement and handle for a shifting mechanism in portable tools. The portable tool includes a housing and a drive motor mounted in the housing. A case extends from the housing and a transmission is operatively connected to the motor and mounted in the case. A shifting mechanism engages the transmission for adjusting the same between at least two modes of operation. The shifting mechanism includes a shaft penetrating the case and rotatable between two positions corresponding to respective ones of the modes of operation. The improvement includes a handle attached to the shaft that is contoured so as to abut against the case when the handle is rotated past one of the two positions thereby preventing the operator of the tool from overriding the one position.
申请公布号 DE2825021(A1) 申请公布日期 1979.01.04
申请号 DE19782825021 申请日期 1978.06.07
申请人 THE BLACK AND DECKER MANUFACTURING CO. 发明人 CECIL LAUGHON,THOMAS
分类号 B25B21/00;B23B45/00;B25F5/00;G05G15/04;(IPC1-7):23B45/02;25B23/00 主分类号 B25B21/00
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