Patent ID: 8292558

Claim:
A trailer for conveniently loading and transporting a four wheel vehicle, the trailer comprising: a bi-stable interactive ramp, the ramp in a first state being capable of guiding a pair of wheels of the vehicle upward as the vehicle is driven forward, and the ramp in a second state being capable of guiding the pair of wheels substantially horizontally as the vehicle is driven forward; a support bar, the support bar being perpendicular to and supporting the ramp, so as to enable the ramp to tilt about the axis of the support bar between the first and second states; a rear-wheels support frame, the rear-wheels support frame being attached to and supporting the support bar and the ramp, the rear-wheels support frame being capable of supporting rear wheels of the vehicle when the vehicle has been fully loaded onto the trailer; a trailer wheel assembly attached to and supporting the rear-wheels support frame; a ramp bar, the ramp bar extending longitudinally forward and upward from the rear-wheels support frame, the ramp bar being capable of supporting a front-end chassis of the vehicle, so as to enable the front-end chassis of the vehicle to be urged upward as the vehicle is driven forward, and at the same time that the rear wheels of the vehicle are being guided upward on the ramp; a front-end chassis support frame, the front-end chassis support frame being attached to and extending substantially horizontally forward from a front end of the ramp bar, the front-end chassis support frame being capable of supporting and stabilizing a front-end chassis of the vehicle while the rear wheels of the vehicle are resting upon the rear-wheel support frame; and a trailer hitch assembly attached to and supporting the front-chassis support frame, the trailer hitch assembly being attachable to a tow vehicle.