Wave gear device having internal gear integrally formed with...

Details Wave gear device having internal gear integrally formed with... Wave gear device having internal gear integrally formed with...

2007-01-23

2007-01-23

Wright, Dirk (Department: 3681)

Machine element or mechanism

Gearing

Reexamination Certificate

active

11063823

ABSTRACT:
A wave gear device has a rigid internal gear, a flexible external gear, a wave generator, and a cross roller bearing for supporting the gears in a relatively rotatable manner. A toroidal composite member that functions as the rigid internal gear and an inner ring of the cross roller bearing has an inner ring-forming member that functions as the inner ring, and an internal teeth-forming member that functions as the rigid internal gear, and the internal teeth-forming member composed of a ductile casting is integrated by diffusion bonding with the inner ring-forming member composed of bearing steel.

REFERENCES:
patent: 3147640 (1964-09-01), Musser
patent: 6250179 (2001-06-01), Shirasawa
patent: 2002/0174545 (2002-11-01), Kiyosawa
patent: 2002/0184766 (2002-12-01), Kobayashi et al.
patent: 102 22 698 (2003-02-01), None
patent: 09-291983 (1997-11-01), None
European Search Report dated Jul. 5, 2005 (2 pages).

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