Fifth wheel construction having rotatable bearing plate

Details Fifth wheel construction having rotatable bearing plate Fifth wheel construction having rotatable bearing plate

1993-11-23

1995-05-02

Hill, Mitchell J.

Land vehicles

Wheeled

Articulated vehicle

2804411, 384421, B62D 5308

Patent

active

054112818

ABSTRACT:
A fifth wheel assembly for coupling a tractor to a trailer wherein the assembly includes a housing and a fixed plate which is secured to the trailer unit, and a king pin assembly having a body portion rotatably mounted within the housing, a plate member rotatably mounted with respect to the fixed plate, the king pin being secured to said body portion and plate member and being rotatable therewith. The ability of the king pin to rotate within the housing minimizes friction and reduces maintenance.

REFERENCES:
patent: 2662799 (1953-12-01), Schaeffer
patent: 2665177 (1954-01-01), Schaeffer
patent: 3887251 (1975-06-01), McKay
patent: 4121853 (1978-10-01), McKay
patent: 5066035 (1991-11-01), Athans et al.

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