Detachable ball hitch apparatus and methods

Details Detachable ball hitch apparatus and methods Detachable ball hitch apparatus and methods

1997-04-22

1999-02-16

English, Peter C.

Land vehicles

Wheeled

Articulated vehicle

280504, 280507, 403348, 403349, B60D 106

Patent

active

058712224

ABSTRACT:
A ball hitch apparatus comprises a ball portion having a ball connected to a shaft, an aperture longitudinally defined therethrough and a slot communicating with the aperture. A rod is disposed in the aperture and biased toward the ball and a pin is attached to the rod and movable within the slot. A socket portion has a central bore for receiving the shaft and a keyway communicating with the central bore for receiving the pin. The ball portion and socket portion are releasably secured in both a first locking position characterized by the rod extending beyond the ball and a second locking position characterized by the rod positioned substantially flush with the top of the ball.

REFERENCES:
patent: 2901804 (1959-09-01), Williams
patent: 4201400 (1980-05-01), Hoogenbosch
patent: 4433854 (1984-02-01), Smith
patent: 4522421 (1985-06-01), Vance
patent: 4938496 (1990-07-01), Thomas et al.
patent: 5104138 (1992-04-01), Allen
patent: 5116072 (1992-05-01), Swenson
patent: 5169168 (1992-12-01), Harry et al.
patent: 5395131 (1995-03-01), Herrick
patent: 5511814 (1996-04-01), Floyd
patent: 5513622 (1996-05-01), Musacchia, Sr.
patent: 5741022 (1998-04-01), Wass et al.

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