Patent ID: 8336902

Claim:
A hitch coupler, comprising: a frame, comprising: a back plate; a first plate connected to and extending from the back plate, the first plate having a first aperture extending therethough; a second plate connected to and extending from the hack plate at a position spaced from the first plate, the second plate having a second aperture extending therethrough; and a third plate connected to and extending from the back plate at a position spaced from the second plate, the third plate having a third aperture, the second and third plates cooperating to form a gap therebetween adapted to receive a drawbar therein; a pin extending through the first aperture of the first plate, the second aperture of the second plate and the third aperture of the third plate, the pin adapted to slide within the first, second and third apertures between an extended position and a retracted position, the pin having a hollow interior space; and a spring member located within the interior space of the pin and biasing the pin towards the extended position.