Patent ID: 7407361

Claim:
A trailer of the type being connectable to a towing vehicle so as to tow a small vehicle, comprising: wheels; a structure supported by the wheels, the structure having: a connector portion, adapted to be connected to the towing vehicle; a support frame having a support configuration with a loading/unloading end to support the small vehicle; a pivoting mechanism connecting the support frame to the connector portion in such a way that the support frame is pivotable about a first axis between a towing position in which the support frame supports the small vehicle for towing and a loading/unloading position in which the support frame is inclined with the loading/unloading end being adjacent to the ground; at least one plate spring positioned between the support frame and the connector portion to bias the support frame to the loading/unloading position, the at least one plate spring is pivotally connected at a first end to the connector portion, and pivotally connected at a second end to the support frame about a second axis offset and adjacent to said first axis of the pivoting mechanism; and a locking mechanism to lock the support frame to the connector portion in the towing position of the support frame.