Patent ID: 6755095
Filing Date: 2004-06-29
Classification: B25B,B62K,B62M,F16C,Y10T

Abstract:
A bicycle crank arm apparatus comprising:an axle having a first end portion and a second end portion, wherein the second 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 second end portion of the axle; a crank arm having an axle mounting boss with an inner peripheral surface defining an opening for receiving the second end portion of the axle therein, wherein the axle mounting boss includes a first fastener that applies a radially inwardly directed force at the inner peripheral surface of the axle mounting boss for tightening the axle mounting boss around the second end portion of the axle; and wherein the axle mounting boss is positioned axially inwardly of the axle bolt.