System (1) and method for online quality testing of vehicle brake elements (2) having a block (4) of friction material carried by a support (3), wherein a first and second electrodes (5,6) are arranged stationary and side by side with a prefixed gap (13) t...

An active corrosion protection circuit for a brake disc-pad unit (2, 3) of a motor vehicle comprises one of a metal disc (2) and a pad (3) adapted to selectively block the disc (2), a direct electric voltage source (7) and an electric conductor (5; 6) conn...