초록 ▼

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

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.

대표청구항 ▼

[ What is claimed is:] [1.] A ball hitch apparatus for attachment to a tow vehicle for towing a trailer comprising:a ball portion having a ball connected to a shaft, an aperture longitudinally defined therethrough and a slot communicating with said aperture;a rod disposed in said aperture and biased

[ What is claimed is:] [1.] A ball hitch apparatus for attachment to a tow vehicle for towing a trailer comprising:a ball portion having a ball connected to a shaft, an aperture longitudinally defined therethrough and a slot communicating with said aperture;a rod disposed in said aperture and biased toward said ball;a pin attached to said rod and movable within said slot; anda socket portion having a central bore for receiving said shaft and a keyway communicating with said central bore for receiving said pin,wherein said ball portion and said socket portion are releasably secured in both a first locking position characterized by said rod extending beyond a top of said ball and a second locking position characterized by said rod positioned substantially flush with said top of said ball.