Input circuit for bicycle component

Details Input circuit for bicycle component Input circuit for bicycle component

2008-07-29

2008-07-29

Tran, Dalena (Department: 3664)

Data processing: vehicles, navigation, and relative location

Vehicle control, guidance, operation, or indication

C180S206500

Reexamination Certificate

active

07406367

ABSTRACT:
A bicycle component is provided with a manual input device, and an input circuit having a signal line, a power line and a comparison section. The input circuit is especially useful in electronic shifting. The manual input device has a first ON position, a second ON position and an OFF position. The signal line produces a pair of input signals corresponding to the first and second ON positions. The comparison section produces pair of output signals based on a comparison of the input signals with a reference signal from the power line. Preferably, the input circuit includes a power saving mode.

REFERENCES:
patent: 5213548 (1993-05-01), Colbert et al.
patent: 5599244 (1997-02-01), Ethington
patent: 5603388 (1997-02-01), Yaguchi
patent: 5992553 (1999-11-01), Morrison
patent: 6588528 (2003-07-01), Ligman

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