Claims
- 1. A thrust bearing, comprising:
an annular first retainer having a circular first outer sidewall extending without interruption for 360 degrees, a concentric circular first inner sidewall extending without interruption for 360 degrees, and a first web that extends between the first outer sidewall and the first inner sidewall, the first web having a first planar interior surface with a plurality of first openings adapted to accommodate a radiused portion of a roller; an annular second retainer having a circular second outer sidewall extending without interruption for 360 degrees, a concentric circular second inner sidewall extending without interruption for 360 degrees, and a second web that extends between the second outer sidewall and the second inner sidewall, the second web having a second planar interior surface with a plurality of second openings adapted to accommodate a radiused portion of a roller, each one of the plurality of second openings being paired with a corresponding one of the plurality of first openings, the first retainer and the second retainer being secured together to form a cage; and a roller positioned in each of the pairs of the first openings and the second openings, with a radiused portion of the roller protruding through the first web and the second web. wherein the first outer sidewall and the first inner sidewall of the first retainer each have a 360 degree, circumferential, outwardly oriented, first interlocking engagement profile; the second outer sidewall and the second inner sidewall of the second retainer each have a 360 degree, circumferential, inwardly oriented, second interlocking engagement profile; and the first interlocking engagement profile and the second interlocking engagement profile engage in a snap fit positive locking engagement to secure the first retainer to the second retainer.
- 2. The thrust bearing as defined in claim 1, wherein the first interlocking engagement profile is a 360 degree first tongue along a first peripheral edge with a 360 degree first groove spaced from the first peripheral edge, and the second interlocking engagement profile is a 360 degree second tongue along a second peripheral edge which engages the first groove with a 360 degree second groove spaced from the second peripheral edge which receives the first tongue.
Priority Claims (1)
Number |
Date |
Country |
Kind |
2,292,286 |
Dec 1999 |
CA |
|
CROSS-REFERENCE TO RELATED APPLICATION
[0001] This application is a continuation of prior U.S. application Ser. No. 09/741,773, filed Dec. 15, 2000, priority from the filing date of which is hereby claimed under 35 U.S.C.§ 120.
Continuations (1)
|
Number |
Date |
Country |
Parent |
09741773 |
Dec 2000 |
US |
Child |
10424353 |
Apr 2003 |
US |