Multi-stage cross roller bearing

Details Multi-stage cross roller bearing Multi-stage cross roller bearing

2005-09-27

2005-09-27

Footland, Lenard A. (Department: 3682)

Bearings

Rotary bearing

Antifriction bearing

Reexamination Certificate

active

06948855

ABSTRACT:
A two-stage cross roller bearing (1) includes a first cross roller bearing (10) and a second cross roller bearing (20) that are disposed concentrically along a plane that is perpendicular to the bearing axis1a. The inner ring of the first cross roller bearing (10) and the outer ring of the second cross roller bearing (20) are formed of a single ring-shaped member (14), with an inner ring-side raceway groove (13) of the first cross roller bearing being formed on the circular outer circumferential surface of the ring-shaped member and an outer ring-side raceway groove (21) of the second cross roller bearing being formed on the circular inner circumferential surface of the ring-shaped member. A small, compact, and flat multistage cross roller bearing is realized.

REFERENCES:
patent: 4789254 (1988-12-01), Marquardt et al.
patent: 05-044720 (1993-02-01), None
patent: 2000-027857 (2000-01-01), None

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