Fifth-wheel extension adapter

Land vehicles – Wheeled – Articulated vehicle

Patent

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Details

2804181, 2804231, 280496, 280504, 280511, B60D 107

Patent

active

052402703

ABSTRACT:
A fifth-wheel extension adapter is provided for coupling a fifth-wheel trailer to a ball hitch assembly which is mounted in the bed of a truck. The fifth-wheel extension adapter comprises generally an extension frame, a ball coupler assembly for releasably and rotatably connecting the extension frame to the ball hitch assembly through a horizontal insertion, the ball coupler assembly being integrally attached to the bottom end of the extension frame, and a fifth-wheel trailer attachment assembly for connecting the extension frame to the fifth-wheel trailer, the fifth-wheel trailer attachment assembly being integrally attached to the top end of the extension frame.

REFERENCES:
patent: 2475878 (1949-07-01), Clark et al.
patent: 3164399 (1965-01-01), Lugash
patent: 3390896 (1968-07-01), Philapy
patent: 3527476 (1970-09-01), Winckler
patent: 3788673 (1974-01-01), Gloege
patent: 4266797 (1981-05-01), Rhodes
patent: 4320907 (1982-03-01), Eaton
patent: 4832358 (1989-05-01), Bull
patent: 5058915 (1991-10-01), Burns

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