Patent ID: 6273223
Filing Date: 2001-08-14
Classification: F16D

Abstract:
IMPROVED DISC BRAKE of the type comprising a disc (1) in the shape of a flat circular crown having a periphery circular sector between the two brake pads (4), said pads (4) facing each other and being fitted to be pressed against the disc (1), characterized in that the disc (1) has a plurality of entrants (3) at the inside profile in a manner of turbine blades; in that each of the pads (4) has an arcuated recess (2) at the rubbing face with the disc (1), the recess starting near the pad (4) external edge with respect to the disc (1) operating position and leads down to the inside portion also with respect to said operating position, said recess (2) being deemed as an extension of the entrants (3) of the disc (1) when located facing one of them; in that said pad (4) is fitted to match a mutual interference area with each entrant (3) of the disc (1) when the disc (1) rotates; in that the recess (2) on the pad (4) has a blind end matching with the entrant (3) blind end at an interference area, in such a way that an air communication is formed between said entrant (3) and the recess (2) in the passage of said entrant (3) between the pads (4); and in that the entrants (3) are radially-arranged and back-bent with respect to the rotation sense and being fitted to start an air centrifugal stream.