Crank arm remover for a bicycle

Details Crank arm remover for a bicycle Crank arm remover for a bicycle

2006-10-17

2006-10-17

Watson, Robert C. (Department: 3723)

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

Reexamination Certificate

active

07120981

ABSTRACT:
The present invention relates to a crank arm remover for a bicycle, which includes a screw bolt and a threaded sleeve. The screw bolt is provided at an end with a corner portion which is to be pushed by a grip handle, another end of the screw bolt is provided with an abutting block. The threaded sleeve is screwed on the screw bolt. The characteristics of this present invention are that the abutting block has more than one layer of abutting portion, and the respective layers of abutting portion have different sizes. By such arrangements, this crank arm remover will be operable to assemble and disassemble the crank arm of different sizes.

REFERENCES:
patent: 5519929 (1996-05-01), Bleckman

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