Patent ID: 7559569
Filing Date: 2009-07-14
Classification: B62D

Abstract:
1. A trailer for towing after a towing vehicle, said trailer comprising: a) a frame configured for carrying a load and having: b) a separate wheel frame that is connected to said rear end of said frame by at least one connecting link that allows a relative turning of said frame in relation to said wheel frame during said turning of said towing vehicle and said trailer along said curve track, said wheel frame comprising oppositely arranged wheels that support said trailer during said towing and that are arranged at a distance from each other close to a respective longitudinally extending side of said frame; and c) an actuator configured to produce said relative turning of said frame in relation to said wheel frame; wherein said connecting link also allows a controlled transverse movement of said frame in relation to said wheel frame in a direction towards or away from said turning point, that is in a direction transverse to the direction of driving, simultaneously with said relative turning of said frame in relation to said wheel frame; and said actuator also produces said transverse movement of said frame.