Disengageable pulley device

Details Disengageable pulley device Disengageable pulley device

2011-08-02

2011-08-02

Rivera, William A (Department: 3654)

Endless belt power transmission systems or components

Friction drive pulley or guide roll

C474S112000

Reexamination Certificate

active

07988576

ABSTRACT:
The disengageable pulley device includes a pulley mounted on an internal transmission element, and a free wheel provided with a plurality of wedges and with a cage for the wedges, said free wheel being designed to provide one-way engagement between the pulley and the internal transmission element. The device includes an elastic connecting member provided with a first fixing part for fixing it to the internal transmission element, with a second fixing part for fixing it to the cage, and with a working part between said fixing parts, said working part being radially moveable relative to the internal transmission element and being adapted to exert a circumferential return force on the cage.

REFERENCES:
patent: 2140975 (1938-12-01), Welch
patent: 4018318 (1977-04-01), Hallerberg
patent: 7758459 (2010-07-01), Gaborel et al.
patent: 2007/0074945 (2007-04-01), Ponson et al.
patent: 570710 (1933-02-01), None
patent: 2856759 (2004-12-01), None
Search Report for FR 692165 issued Dec. 21, 2007.

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