Patent ID: 7571922

Claim:
A hitch coupling for mounting on a trailer for engagement with a hitch ball mounted on a towing vehicle, the hitch coupling comprising: a hitch ball receiving socket; a guide body connected to the hitch ball receiving socket and extending to one side thereof; and a mounting body extending from the guide body at an end thereof opposite the hitch ball receiving socket; the guide body comprising: two generally vertical side walls being horizontally spaced apart adjacent the one side of the hitch ball receiving socket and diverging horizontally away therefrom; and a sliding surface extending between the two generally vertical side walls for sliding contact of the hitch ball with the sliding surface toward the hitch ball receiving socket; and the hitch ball receiving socket comprising a stationary wall disposed in a fixed position relative to the guide body and extending downward toward the sliding surface at an end of the hitch ball receiving socket proximate the guide body.