Railway truck bearing adapter

Details Railway truck bearing adapter Railway truck bearing adapter

2008-06-17

2008-06-17

Olson, Lars A (Department: 3617)

Railway rolling stock

Trucks

Axle bearing mounting

C105S220000

Reexamination Certificate

active

07387074

ABSTRACT:
A railway car truck is provided that includes two sideframes and a bolster. Each sideframe has a pedestal opening at each end to receive a bearing adapter assembly. The bearing adapter assembly includes a cast steel bearing adapter that is formed to fit on top of a bearing assembly. An adapter pad, comprised of a selected hardness elastomer, is fit on top of the bearing adapter. The adapter pad may include a recess in a top section, with the recess extending the lateral width of the adapter pad. The pedestal opening may include a recess in the roof section, with the recess extending the lateral width of the pedestal opening.

REFERENCES:
patent: 3381629 (1968-05-01), Jones
patent: 3699897 (1972-10-01), Sherrick
patent: 3785298 (1974-01-01), Reynolds
patent: 5009521 (1991-04-01), Wiebe
patent: 5081935 (1992-01-01), Pavlick
patent: 5237933 (1993-08-01), Bucksbee
patent: 5261332 (1993-11-01), Grandy
patent: 5404826 (1995-04-01), Rudibaugh et al.
patent: 5562045 (1996-10-01), Rudibaugh et al.

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