发明名称 Hand-held device
摘要 A motor-operated hand-held device (1), such as a drilling device, has a rotary spindle (6) located within and projecting out of a housing (2). Rotational movement of a driving motor (8) is transmitted to a tool (7) secured to the end of the rotary spindle (6). A safety device (11) within the housing (2) prevents a deflection of the housing about an axis (A) of the rotary spindle (6) in the event the tool (7) becomes suddenly jammed. The safety device (11) can be activated by a detection device (12) if the tool (7) becomes jammed. An overload slip clutch (10) is provided in the drive (9) between the driving motor (8) and the rotary spindle (6). The safety device (11) is arranged in series with the overload slip clutch (10) and is located in the drive (9) adjacent the overload slip clutch (10). When activated, the safety device (11) couples the housing (2) with the drive (9) for the rotary spindle so that the housing (2) and the drive (9) are fixed with respect to rotation relative to one another.
申请公布号 US5879111(A) 申请公布日期 1999.03.09
申请号 US19970967808 申请日期 1997.11.12
申请人 HILTI AKTIENGESELLSCHAFT 发明人 STOECK, MAXIMILIAN;KRISTEN, FERDINAND;THIEL, ARNO
分类号 B23Q11/00;B23B45/16;B23B47/00;B25D16/00;B25F5/00;F16D49/00;F16D59/02;F16D63/00;F16D65/14;(IPC1-7):B23B45/00 主分类号 B23Q11/00
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