Front chain gear for a bicycle

Details Front chain gear for a bicycle Front chain gear for a bicycle

1984-02-14

1986-03-18

Novosad, Stephen J.

Endless belt power transmission systems or components

Positive drive pulley or guide roll

474141, F16H 5530

Patent

active

045765871

ABSTRACT:
A front chain gear for a bicycle, which is approximately elliptic in shape and of different pitch diameters. Teeth at the largest pitch diameter portion of the chain gear are made smaller in height than those at the smallest pitch diameter portion. Thus, the chain gear has a nearly exact addendum circle.

REFERENCES:
patent: 591488 (1897-10-01), McMullin
patent: 3259398 (1966-07-01), Hattan
patent: 3899932 (1975-08-01), Durham

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