Tiltable trailer hitch

Details Tiltable trailer hitch Tiltable trailer hitch

2007-08-14

2007-08-14

Morris, Lesley D. (Department: 3611)

Land vehicles

Wheeled

Articulated vehicle

C280S489000, C280S488000, C280S491100, C280S494000, C280S462000, C280S491300, C280S491500

Reexamination Certificate

active

11156247

ABSTRACT:
A tiltable trailer hitch for assisting in the loading and unloading of a trailer. The hitch includes a shank adapted to be received within a conventional trailer hitch and a ballmount pivotally mounted on the shank. An adjustment bracket is carried by the shank and is adapted to attach a ballmount. The adjustment bracket defines cooperating pairs of first openings and cooperating pairs of second openings. The second openings are radially spaced apart about a first of the first openings. The first openings are radially spaced apart about a first of the second openings. The ballmount defines first and second openings for cooperatively receiving the first and second ballmount locking pins. The trailer is tilted up or down by moving the first and second ballmount locking pins up and down within the cooperating pairs of first and second openings.

REFERENCES:
patent: 3891239 (1975-06-01), Leo et al.
patent: 4570966 (1986-02-01), Giboney et al.
patent: 4929028 (1990-05-01), Underwood
patent: 4946182 (1990-08-01), Weber
patent: 5226657 (1993-07-01), Dolphin
patent: 5375867 (1994-12-01), Kass et al.
patent: 5934698 (1999-08-01), Despain
patent: 6155588 (2000-12-01), Maxey
patent: 6726237 (2004-04-01), Carrico
patent: 7093845 (2006-08-01), Fast
patent: 2003/0184048 (2003-10-01), Bonde

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