Machine element or mechanism – Gearing – Toothed gear and recirculated unconnected elements
Patent
1975-07-21
1977-07-26
Scott, Samuel
Machine element or mechanism
Gearing
Toothed gear and recirculated unconnected elements
74242, 74506, F16H 722
Patent
active
040374840
ABSTRACT:
A bicycle derailleur mechanism in which the trunnions are moved through an arc in definite increments in cooperation with a detent means, whereby the rider of a bicycle may place the chain on any desired hub-sprocket by moving the trunnions between these pre-selected locations.
REFERENCES:
patent: 3362238 (1968-01-01), Hayashi et al.
patent: 3453899 (1969-07-01), Tarutani et al.
patent: 3974707 (1976-08-01), Nagano
Burke Allan R.
Scott Samuel
Temko Charles E.
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