Annular gear

Details Annular gear Annular gear

2005-10-31

2008-09-02

Estremsky, Sherry (Department: 3681)

Planetary gear transmission systems or components

Planetary gearing or element

C475S344000

Reexamination Certificate

active

07419454

ABSTRACT:
A ring gear is an annular gear having an annular base portion with a predetermined constant width, and the annular base portion is provided with a gear on an entire periphery thereof. The base portion includes a first wall thickness portion having a first wall thickness, and a second wall thickness portion having a second wall thickness thicker than the first wall thickness.

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patent: 6692401 (2004-02-01), Hofschulte et al.
patent: 2001/0035012 (2001-11-01), Smith
patent: 2003/0162630 (2003-08-01), Poulin et al.
patent: 2005-69401 (2005-03-01), None

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