Freewheel device for bicycles

Details Freewheel device for bicycles Freewheel device for bicycles

1979-06-21

1982-04-13

Bonck, Rodney H.

192 clutches and power-stop control

Clutches

Velocipede free wheel

474160, F16D 4124

Patent

active

043243231

ABSTRACT:
Freewheel device being formed by elements made of superlight material treated with a hard chromium plating, in which: the smallest sprocket wheel of the freewheel has a diameter almost equal to that of the inner body of the device onto the end of which it is fitted, and said end comprises two or more notches to be engaged by a control spanner, said notches extending axially in a very pronounced manner--the adjustment is carried out by means of a single spacer--the spring controlling the pawl of the freewheel consists of a steel wire engaging said pawl in the manner of a leaf spring.

REFERENCES:
patent: 1316270 (1919-09-01), Calkins
patent: 2179967 (1939-11-01), Thompson
patent: 3286329 (1966-11-01), Naruse et al.
patent: 3398444 (1968-08-01), Nemy
patent: 3900088 (1975-08-01), Ozaki
patent: 4121474 (1978-10-01), Suinaga

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