Composite fifth wheel bearing plate

Details Composite fifth wheel bearing plate Composite fifth wheel bearing plate

1992-11-25

1993-11-23

Hannon, Thomas R.

Bearings

Rotary bearing

Plain bearing

280433, F16C 1704, B62D 5308

Patent

active

052638561

ABSTRACT:
A composite bearing plate for a fifth wheel comprises a steel base plate having a layer of polyurethane bonded thereto presenting a bearing surface. The base plate has a plurality of apertures communicating with a plurality of corresponding apertures in the polyurethane layer. The apertures present an opening for welding the bearing plate to the fifth wheel.

REFERENCES:
patent: 3337277 (1967-08-01), Arnold
patent: 3704924 (1972-12-01), Lowry
patent: 3924909 (1975-12-01), Kent et al.
patent: 4121853 (1978-10-01), McKay
patent: 4169635 (1979-10-01), Szaley et al.
patent: 4542912 (1985-09-01), St. Louis
patent: 4752081 (1988-06-01), Reeners et al.
patent: 5165714 (1992-11-01), Kaim

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