Land vehicles – Wheeled – Articulated vehicle
Patent
1991-01-07
1992-04-14
Marmor, Charles A.
Land vehicles
Wheeled
Articulated vehicle
2804915, 280511, 280901, B62D 5306
Patent
active
051041383
ABSTRACT:
A trailer hitch assembly for use in the bed of pickup trucks and the like and including a trailer hitch supporting member secured to the underside of the pickup truck bed, a readily removable trailer hitch for seated and assembled relationship within the trailer hitch supporting member, and a spring-biased cylindrical rod for locking together the trailer hitch and the trailer hitch supporting member against vertical separation from each other while enabling the trailer hitch to be freely rotated relative to the trailer hitch supporting member, the cylindrical rod being manually movable against its spring-bias to a position to enable ready removal of the trailer hitch from the trailer hitch supporting member.
REFERENCES:
patent: 2417871 (1947-03-01), Heureman
patent: 2639160 (1953-05-01), Studebaker et al.
patent: 3404901 (1968-10-01), Rau
patent: 3870342 (1975-03-01), Baxter et al.
patent: 4344635 (1982-08-01), Welton
patent: 4546994 (1985-10-01), Taylor
patent: 4657274 (1987-04-01), Mann et al.
patent: 4921266 (1990-05-01), Beals
patent: 5016898 (1991-05-01), Works et al.
Dunn Malcolm G.
Hurley Kevin
Marmor Charles A.
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