BRAKE DISC

摘要

A brake disc (4) of the type comprising a braking band (12) , a connecting portion (8) and connecting spokes (16) made in a single piece. In said disc (4) at least one spoke (16) exhibits an active section reduction (18) that is sufficient to prevent vibrations and whistling during the braking phase. The disc (4) , according to the present invention, is not subject to vibrations and possesses a limited gyroscopic effect and mass .