Bicycle free-wheel ring, method of fixing sprockets to such a ri

Details Bicycle free-wheel ring, method of fixing sprockets to such a ri Bicycle free-wheel ring, method of fixing sprockets to such a ri

1987-08-05

1989-03-28

Bui, Thuy M.

Endless belt power transmission systems or components

Positive drive pulley or guide roll

And additional coaxial surface for engaging same belt in...

F16H 5512

Patent

active

048160130

ABSTRACT:
Bicycle free-wheel ring (1) possessing an inner surface equipped with a ball race for a row of balls in the vicinity of each of its ends and with splines (9) in the form of ratchets in an approximately central zone, and an outer surface (11) intended to receive at least two sprockets. This outer surface is of circular section and possesses at least one smooth sprocket-reception zone. The sprockets (12) have a bore corresponding to the smooth zone of the outer surface of the ring, to which they are fixed by welding, soldering, bonding or expansion.

REFERENCES:
patent: 3942615 (1976-03-01), Craig

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