A tire external-scratch monitoring device according to the present disclosure includes a controller configured to acquire an image of a tire, identify one or more reference positions on an outer surface of the tire as appearing in the image, detect externa...

A lower chuck assembly used in a chucking apparatus of a tire uniformity machine comprises a dual piston cylinder having an axially movable outer piston rod, an inner piston rod axially movable with respect to said outer piston rod, said inner piston rod h...

The method involves emitting a light beam onto a surface of a pneumatic tire (10). A receiver (12) produces position signals based on an impingement point of a reflected beam. Rotary angle signals representing rotational angle of a wheel are supplied to an...