Bicycle speed change lever assembly

Details Bicycle speed change lever assembly Bicycle speed change lever assembly

1990-05-15

1992-03-10

Herrmann, Allan D.

Machine element or mechanism

Control lever and linkage systems

Multiple controlled elements

74489, 745022, 741415, B62M 2504, G05G 900

Patent

active

050941208

ABSTRACT:
The present invention provides a bicycle speed change lever assembly comprising a first lever pivotally pressed to wind up a control cable aginst a tension applied thereto, and a second lever pivotally pressed to pivotally return the first lever for paying out the control cable. The lever assembly further comprises an indexing mechanism provided between the first and second levers for holding the first lever at a selected one of stepwise pivotal positions against the cable tension. The indexing mechanism is made to have a skip preventing function for ensuring that the first lever is pivotally returned stepwise.

REFERENCES:
patent: 3941008 (1976-03-01), Cambria
patent: 4532825 (1985-08-01), Nagano
patent: 4658667 (1987-04-01), Schuller
patent: 4850241 (1989-07-01), Buckley et al.
patent: 4864885 (1989-09-01), Nagano
patent: 4936160 (1990-06-01), Barnard et al.

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