Heat dissipation disc for a clutch mechanism Heat dissipation disc for a clutch mechanism

Heat dissipation disc for a clutch mechanism (EP3358210A1) - (US2018223916A1)

Heat dissipation disc for a clutch mechanism applicable for the incorporation thereof in a variable number, alternatingly intercalated between the friction discs of an oil-immersed multi-disc clutch, and being provided with inner or outer toothing (2) for engaging either the crankshaft or the gearshift, characterized by being configured from at least two solid outer steel discs (3) and a central spacer disc (4), all of them being attached to one another concentrically like a sandwich; and wherein the central disc (4) has a series of open grooves (41) on its surface with an exit on one of the edges thereof, and the outer discs (3) have a plurality of notches (31) on one of the edges thereof, said grooves (41) and said notches (31) determining an increased surface area on the edges of the dissipation disc (1).