Fifth wheel pin box assembly

Details Fifth wheel pin box assembly Fifth wheel pin box assembly

2006-01-17

2006-01-17

Morris, Lesley D. (Department: 3611)

Land vehicles

Wheeled

Articulated vehicle

C280S440000, C280S439000

Reexamination Certificate

active

06986524

ABSTRACT:
A fifth wheel pin box assembly for towing a trailer behind a towing vehicle including a column, a top member secured to the column, a rubber shear spring, a first plate on the rubber shear spring attached to the top member, a skid pad, a second plate on the rubber shear spring attached to the skid pad, a rubber member bonded between the first and second plates, and a pin extending downwardly from the skid pad.

REFERENCES:
patent: 3633941 (1972-01-01), Pleier
patent: 3747942 (1973-07-01), Hammond
patent: 3893712 (1975-07-01), Sallier
patent: 3897086 (1975-07-01), Breford
patent: 4861060 (1989-08-01), Schult et al.
patent: 4955631 (1990-09-01), Meyer
patent: 5785341 (1998-07-01), Fenton

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