Front derailleur for bicycle with electrical motor and gear...

Details Front derailleur for bicycle with electrical motor and gear... Front derailleur for bicycle with electrical motor and gear...

2005-05-10

2005-05-10

Hannon, Thomas R. (Department: 3682)

Endless belt power transmission systems or components

Control for variable input to output speed-ratio

Including mechanism for shifting belt axially on spaced...

C474S078000

Reexamination Certificate

active

06890276

ABSTRACT:
Front bicycle derailleur comprising an electrical motor controlling an actuating arm, consisting of an extension of an articulated arm of the derailleur, by means of a geared reduction transmission, comprising a worm screw and a sector gear, or a bevel pair.

REFERENCES:
patent: 3863512 (1975-02-01), Crawley
patent: 3919891 (1975-11-01), Stuhlmuller et al.
patent: 4041788 (1977-08-01), Nininger, Jr.
patent: 4922164 (1990-05-01), Jacobsen et al.
patent: 5480356 (1996-01-01), Campagnolo
patent: 5514041 (1996-05-01), Hsu
patent: 6162140 (2000-12-01), Fukuda
patent: 6350212 (2002-02-01), Campagnolo
patent: 6679797 (2004-01-01), Valle

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