Portable power tool with rotating output shaft and overload...

Details Portable power tool with rotating output shaft and overload... Portable power tool with rotating output shaft and overload...

2006-11-14

2006-11-14

Gerrity, Stephen F. (Department: 3721)

Tool driving or impacting

Means to drive tool about an axis

Gear drive

C173S170000, C081S057130, C192S056100

Reexamination Certificate

active

07134509

ABSTRACT:
A portable power tool is provided which includes a rotation motor (11), an output shaft (14), a gearing (13) and a drive spindle (12; 112) connecting the gearing (13) to the motor (11). A drive line arresting lock device (17; 117) is provided to facilitate loosening and/or tightening of a working implement mounting device (15), and a releasable safety clutch (23; 123) is provided between the lock device (17; 117) and the gearing (13) for protecting the gearing (13) against transmission of detrimental excessive torque magnitudes manually applied on the output shaft/mounting device (14, 15).

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