Bicycle speed change lever device

Details Bicycle speed change lever device Bicycle speed change lever device

1978-10-12

1980-11-11

Herrmann, Allan D.

Machine element or mechanism

Control lever and linkage systems

Multiple controlled elements

74489, 74527, 74531, 74535, 188 68, G05G 506, G05G 516, G05G 518

Patent

active

042325641

ABSTRACT:
A bicycle speed change lever device comprises a lever body pivotally mounted on a support shaft and having a handle portion and a base portion which is formed with internal hollow spaces, within which are disposed a step positioning mechanism including a resiliently urged engaging piece and a plurality of engaging recesses arranged so as to cooperate for retaining the lever body in a selected speed gear position, and a one-way clutch mechanism including means for permitting the lever body to pivotally move in one direction with reduced frictional resistance.

REFERENCES:
patent: 3394604 (1968-07-01), Kimura
patent: 3406587 (1968-10-01), Brilando et al.
patent: 3481217 (1969-12-01), Maeda
patent: 3693469 (1972-09-01), Ozaki
patent: 3915029 (1975-10-01), Shimada
patent: 3943794 (1976-03-01), Shimada

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