Abstract: A method for manufacturing a composite brake disc (1), comprising shaping a bell (2) through deep-drawing of a metal sheet (20), forming at least one groove (22) in a surface of a bottom portion (24) of the metal sheet (20) and, then, pushing the bottom portion (24) relative to an outer portion (25) in a retro-forming direction (23) opposite the drawing direction (20), connecting, a brake band (3) to the bell (2).
Type:
Grant
Filed:
October 10, 2012
Date of Patent:
October 29, 2019
Assignee:
FRENI BREMBO S.P.A. O ANCHE PIU' BREVEMENTE BREMBO S.P.A.