Bicycle with an improved crank gearwheel assembly

Details Bicycle with an improved crank gearwheel assembly Bicycle with an improved crank gearwheel assembly

1998-07-08

1999-11-09

Hurley, Kevin

Land vehicles

Wheeled

Occupant propelled type

745942, G05G 114

Patent

active

059799234

ABSTRACT:
A crank gearwheel assembly for use with a bicycle, mainly includes a hollow crank body and a pair of integrated gearwheels of different diameters coupled to the crank body thereby avoiding an angular deviation between the gearwheels, and offering easy assembly, accurate speed-change, and reduced weight for a more light and speedy bicycle.

REFERENCES:
patent: 4811626 (1989-03-01), Bezin
patent: 5179873 (1993-01-01), Girvin
patent: 5246402 (1993-09-01), Romano
patent: 5257562 (1993-11-01), Nagano
patent: 5480359 (1996-01-01), Tani
patent: 5644953 (1997-07-01), Leng

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