Bicycle crank axle bolt

Details Bicycle crank axle bolt Bicycle crank axle bolt

2005-09-06

2005-09-06

Luong, Vinh T. (Department: 3682)

Machine element or mechanism

Elements

Cranks and pedals

C074S594200, C411S374000, C411S430000

Reexamination Certificate

active

06938516

ABSTRACT:
A bicycle crank arm apparatus includes an axle having a first end portion and a second end portion, wherein the first end portion has an outer peripheral surface and a threaded inner peripheral surface; an axle bolt having a threaded outer peripheral surface screwed into the threaded inner peripheral surface of the first end portion of the axle; a crank arm having an axle mounting boss defining an opening for receiving the first end portion of the axle therein, wherein the axle mounting boss includes a first fastener for tightening the crank arm mounting boss around the first end portion of the axle; and wherein the crank arm boss is positioned axially inwardly of the axle bolt.

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