Patent ID: 7159454

Claim:
A method of determining the resistance to unseating of at least one tire mounted on a mounting rim and inflated to a predetermined pressure, this method comprising: (A) equipping a vehicle with the tire in a steering axle position; (B) setting the vehicle in motion; (C) stabilizing the moving vehicle in a substantially linear direction at a predetermined speed; (D) imposing a steering angle, by rotation of the steering wheel, and maintaining the steering angle for a predetermined period, wherein the vehicle advances at the predetermined speed in such a way that the tire travels over a trajectory portion in the form of an arc of a circle; and (E) if the tire does not unseat during step (D), repeating step (D) at greater respective steering angles until at least one of the following conditions is fulfilled: (i) the tire becomes unseated (ii) the steering wheel of the vehicle reaches its terminal stop.