Patent ID: 7934743

Claim:
A trailer convertor dolly comprising, a rectangular frame having a front, rear, top and bottom, a steer axle mounted by means of a leaf spring suspension to the bottom of the frame, a hitch removably mounted to the top of the frame, an articulated tongue support assembly providing vertical displacement having two tongue support frames each being formed from a vertically mounted rear member, a top member pivotably attached to the rear member and a bottom member pivotably attached to the rear member and a front portion pivotably receiving the top and bottom members, an upper and a lower centering leaf spring mounted on each top and bottom member each further being attached to the rear member and received respectively by a spring mount on the top and bottom members, the front portions being welded to a tongue mount plate, a tongue support plate rotatably attached to the tongue mount plate of the tongue support assembly by a tongue mount bolt and having a tongue receiver portion; and a tongue adjustably mounted to the tongue receiver of the tongue support plate.