A heat sink for an automobile lighting module comprising a duct running across the heat sink, intended to circulate air from a first opening of the heat sink toward a second opening of the heat sink, the duct comprising at least one circulation chamber, the at least one circulation chamber comprising an air inlet and an air outlet, offset from each other, the duct further comprising at least one deflection means defining, within the circulation chamber, at least one air deflection baffle (C1, C2) for air circulating between the air inlet and the air outlet of the circulation chamber. A lighting module and vehicle lighting device.
Heat sink for lighting module, and associated lighting module and lighting device
2018-03-27
Patent
Elektronische Ressource
Englisch
IPC: | B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen / F21W Index-Schema in Verbindung mit den Unterklassen F21K, F21L, F21S und F21V, betreffend den Gebrauch oder Einsatz von Leuchten oder Beleuchtungssystem , INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS |