Planetary gear assembly

Details Planetary gear assembly Planetary gear assembly

2006-05-08

2008-11-11

Wright, Dirk (Department: 3681)

Planetary gear transmission systems or components

Planetary gearing or element

Planet pinion supported by roller bearings

Reexamination Certificate

active

07448980

ABSTRACT:
A planetary gear assembly includes a carrier, a planet shaft, a planet gear, and a plurality of rollers. The planet shaft is coupled to the carrier. The planet gear is rotatable about the planet shaft and the plurality of rollers are between the planet gear and the planet shaft to facilitate rotation of the planet gear about the planet shaft. The planetary gear assembly further includes a sleeve that surrounds the planet shaft such that the plurality of rollers roll on the sleeve.

REFERENCES:
patent: 3906818 (1975-09-01), Benthake et al.
patent: 4392396 (1983-07-01), Sato et al.
patent: 4988329 (1991-01-01), Lammers
patent: 5437209 (1995-08-01), Santoro
patent: 5593362 (1997-01-01), Mizuta
patent: 6561945 (2003-05-01), Shattuck et al.
patent: 7022039 (2006-04-01), Hasegawa et al.

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