Hand tool for mounting or dismounting bicycle cranks

Details Hand tool for mounting or dismounting bicycle cranks Hand tool for mounting or dismounting bicycle cranks

1989-06-29

1990-10-02

Meislin, D. S.

Tools

Wrench, screwdriver, or driver therefor

Having work engaging and force exerting portion inserted...

81488, B25B 2300

Patent

active

049600176

ABSTRACT:
This invention is related to a hand tool specifically designed for operation to mount or remove a bicycle crank to or from the bolted bottom bracket bearing axle of a bicycle frame, which includes a tool handle having a front wedge to serve as a driver, a screw bolt having one end fixedly connected with a socket and having the other end movably connected with a bolted sleeve by means of screw joint. Through the arrangement of the said component parts, the hand tool is very practical for dismounting the fastening elements of bicycle cranks.

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