Patent ID: 7594437
Filing Date: 2009-09-29
Classification: G01M

Abstract:
1. A machine for balancing a vehicle wheel comprising a wheel rim with first and second ring-shaped flanges at opposite sides of said rim, and a tire seated upon the wheel rim, said machine comprising: a) a frame for supporting gripping and rotation means of the vehicle wheel to be balanced around a substantially horizontal axis, b) measuring means secured to said frame for determining the position of the first ring-shaped flange of the wheel rim, c) detection means secured to said frame for determining the profile of at least a portion of the tire retained on the wheel rim, and d) a processing and control unit connected to said measuring means and to said detection means for calculating the position of the second ring-shaped flange of the wheel rim based upon data received from said measuring means regarding the position of the first ring-shaped flange and said detection means regarding the profile of the tire.