Fifth wheel

Details Fifth wheel Fifth wheel

1989-07-17

1991-10-29

Marmor, Charles A.

Land vehicles

Wheeled

Articulated vehicle

280422, 2804411, B60D 164

Patent

active

050609645

ABSTRACT:
An improved fifth wheel incorporates a junction fitting for pneumatic, hydraulic and electrical control lines which mates the truck to the tractor simultaneously with the connection performed by the fifth wheel. The deck plate is pivoted about a vertical axis to maintain the connection and facilitate turning of the rig.

REFERENCES:
patent: 2494982 (1950-01-01), Apgar
patent: 2670220 (1954-02-01), Colpo
patent: 2888275 (1959-05-01), Hill
patent: 3653686 (1972-04-01), Roesies
patent: 3719372 (1973-03-01), Rawlings
patent: 3751070 (1973-08-01), Schaffart et al.

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