Tapered roller bearing with improved cage

Details Tapered roller bearing with improved cage Tapered roller bearing with improved cage

2011-06-07

2011-06-07

Hannon, Thomas R (Department: 3656)

Bearings

Rotary bearing

Antifriction bearing

C384S571000

Reexamination Certificate

active

07955001

ABSTRACT:
A bearing assembly is provided having a roller bearing with an inner race fitted around the journal portion of an axle. An outer raceway combines with the inner raceway to receive roller elements. A backing ring is centered to the shaft fillet. Tapered roller elements are located between and contact the inner and outer raceways. A cage is comprised of an inner ring, and outer ring, and a plurality of pocket bars and support pocket bars extending between the inner and outer rings. The support pocket bars have an overall greater thickness than the pocket bars. The cage is a generally unitary structure comprised of a nylon resin material with a fiber fill.

REFERENCES:
patent: 3477773 (1969-11-01), Ralph
patent: 4462643 (1984-07-01), Gilbert et al.
patent: 5118207 (1992-06-01), Ikejiri et al.
patent: 5590225 (1996-12-01), Aramaki et al.
patent: 7534047 (2009-05-01), Reed
patent: 2006/0104560 (2006-05-01), Kono et al.
patent: 2007/0230851 (2007-10-01), Matsuyama et al.
patent: 2007/0293607 (2007-12-01), Arakawa et al.

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