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Title:
HANDHELD TOOL
Document Type and Number:
Japanese Patent JPH10156758
Kind Code:
A
Abstract:

To provide a handheld tool having a safety device preventing the turn of the handheld tool which is not permissible for a user during blocking.

A motor-driven handheld tool 1 such as a drill tool includes a rotary spindle 6 projecting from a housing 2 and transmitting rotational movement from a driving motor 8 to a tool 7 and a safety device 11 stopping the turn of the housing 2 about the axis A of the rotary spindle 6 in the event of abrupt blocking of the tool 7. The safety device 11 can be operated via a detecting device 12 in response to blocking of the tool 7. An overload sliding clutch 10 is interposed in a driving course 9 for the rotary spindle 6. The safety device 11 is connected in series with the overload sliding clutch 10 and placed in the driving course 9 between the overload sliding clutch 10 and the rotary spindle 6. During operation the safety device 11 makes rotatable and interconnects the housing 2 and the rotary-spindle-side driving course 9.


Inventors:
Stoeck, Maximilian
Kristen, Ferdinand
Thiel, Arno
Application Number:
JP1997000308831
Publication Date:
June 16, 1998
Filing Date:
November 11, 1997
Export Citation:
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Assignee:
HILTI AG
International Classes:
B23Q11/00; B23B45/16; B23B47/00; B25D16/00; B25F5/00; F16D49/00; F16D59/02; F16D63/00; F16D65/14; (IPC1-7): B25F5/00; B23B47/00; B23Q11/00
Attorney, Agent or Firm:
杉村 暁秀 (外3名)



 
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