Self-locking hitch ball

Details Self-locking hitch ball Self-locking hitch ball

1996-10-11

1999-03-23

Hurley, Kevin

Land vehicles

Wheeled

Articulated vehicle

B60D 106

Patent

active

058849319

ABSTRACT:
A self-locking hitch ball assembly includes a hitch ball, a mounting shank extending from the hitch ball and a locking element along the shank for cutting a mating periphery in a hitch ball receiving and carrying member to which the hitch ball assembly is mounted. A fastener is provided for engaging the mounting shank so as to secure the hitch ball assembly in position.

REFERENCES:
patent: 1988925 (1935-01-01), Thompson
patent: 1996128 (1935-04-01), Thompson
patent: 3650546 (1972-03-01), Koenig
patent: 3679234 (1972-07-01), Colliau
patent: 4938496 (1990-07-01), Thomas et al.
patent: 4993739 (1991-02-01), Putnam
patent: 5040817 (1991-08-01), Dunn
patent: 5085452 (1992-02-01), Janeiro
patent: 5158316 (1992-10-01), Hutchmacher

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