Bicycle shift control apparatus that prevents undesirable...

Details Bicycle shift control apparatus that prevents undesirable... Bicycle shift control apparatus that prevents undesirable...

2007-04-24

2007-04-24

Charles, Marcus (Department: 3682)

Endless belt power transmission systems or components

Control for variable input to output speed-ratio

Including belt shiftable axially from one to another surface...

C474S080000, C474S081000, C474S087000, C280S260000

Reexamination Certificate

active

10708169

ABSTRACT:
A shift control apparatus is provided for a bicycle having a plurality of front sprockets and a plurality of rear sprockets, wherein a front derailleur shifts a chain among the plurality of front sprockets and a rear derailleur shifts the chain among the plurality of rear sprockets. The apparatus comprises a shift unit that provides signals for shifting the front derailleur and the rear derailleur; and a prohibiting unit operatively coupled to the shift unit and providing signals so that the chain is prohibited from engaging at least one of i) a laterally innermost front sprocket in combination with a laterally outermost rear sprocket, and ii) a laterally outermost front sprocket in combination with a laterally innermost rear sprocket.

REFERENCES:
patent: 5213548 (1993-05-01), Colbert et al.
patent: 5261858 (1993-11-01), Browning
patent: 5356348 (1994-10-01), Bellio et al.
patent: 5483137 (1996-01-01), Fey et al.
patent: 5577969 (1996-11-01), Watarai
patent: 5865454 (1999-02-01), Campagnolo
patent: 6007441 (1999-12-01), Tysver
patent: 6367833 (2002-04-01), Horiuchi
patent: 6454288 (2002-09-01), Horiuchi
patent: 6467786 (2002-10-01), Horiuchi
patent: 6634971 (2003-10-01), Campagnolo
patent: 6722220 (2004-04-01), Takeda
patent: 6931958 (2005-08-01), Takeda

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