Trailer hitch

Details Trailer hitch Trailer hitch

1997-08-11

1999-06-01

Hurley, Kevin

Land vehicles

Wheeled

Articulated vehicle

280511, 280504, B60D 107

Patent

active

059082011

ABSTRACT:
A trailer hitch including a base that is adapted for connection to a vehicle. A sleeve having a shaft mounted therein is preferably connected to the base. A mounting shank is preferably connected to the base at a location that is offset from the sleeve. A spool is removably mountable on the mounting shank. The trailer hitch also includes a pivotal locking arm that extends transversely outward from the shaft. A reinforcing member is connected to the pivotal locking arm at a location offset from the sleeve. The reinforcing member extends downward from the pivotal locking arm and is arranged such that the reinforcing member can engage the spool to increase the pull strength of the trailer hitch.

REFERENCES:
patent: 2431694 (1947-12-01), Johnson
patent: 3479057 (1969-11-01), Miller
patent: 3730558 (1973-05-01), Litzenberger
patent: 3865407 (1975-02-01), Klassen
patent: 3963266 (1976-06-01), Thelin
patent: 4434996 (1984-03-01), Wallace
patent: 4522421 (1985-06-01), Vance
patent: 4568098 (1986-02-01), Landry, Jr.
patent: 4596406 (1986-06-01), Van Vleet et al.
patent: 4607858 (1986-08-01), Wagner
patent: 4772039 (1988-09-01), Cook
patent: 4844498 (1989-07-01), Kerins et al.
patent: 5085452 (1992-02-01), Janeiro
patent: 5106114 (1992-04-01), Haupt
patent: 5290057 (1994-03-01), Pellerito
patent: 5312128 (1994-05-01), Blacklaw
patent: 5419576 (1995-05-01), Van Vleet

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