Bicycle crank arm parts/assembly and assembly tools

Details Bicycle crank arm parts/assembly and assembly tools Bicycle crank arm parts/assembly and assembly tools

1997-07-11

1998-10-13

Luong, Vinh T.

Machine element or mechanism

Elements

Cranks and pedals

745942, G05G 114

Patent

active

058195998

ABSTRACT:
A hollow crank arm for fitting to a crank fitting to the crank axle includes a crank axle mounting section having a centering structure for centering the crank axle mounting section to an end of a crank axle, and a rotary linkage member for nonrotatably fitting the crank axle mounting section to the end of the crank axle.

REFERENCES:
patent: 1389997 (1921-09-01), Sedgwick
patent: 2446846 (1948-08-01), Noble
patent: 3352190 (1967-11-01), Carlson
patent: 4201120 (1980-05-01), Segawa
patent: 4300411 (1981-11-01), Segawa
patent: 4331043 (1982-05-01), Shimano
patent: 4732060 (1988-03-01), Stein
patent: 4738551 (1988-04-01), Chi
patent: 4811626 (1989-03-01), Bezin
patent: 4960017 (1990-10-01), Hsiao
patent: 5099726 (1992-03-01), Hsiao
patent: 5181437 (1993-01-01), Chi
patent: 5281003 (1994-01-01), Herman
patent: 5363721 (1994-11-01), Hsiao
patent: 5493937 (1996-02-01), Edwards
English Abstract and five pages of drawings (Figs. 1-19) of French Patent No. 2,501,615, Sep. 17, 1982.

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