The present invention concerns an air pulser (1) for a heating, ventilation and/or air conditioning device for a motor vehicle, according to which said air pulser (1) comprises: —an electric motor (10) comprising a drive shaft (100) and brushes (101) on which a wheel (11) is mounted; —said wheel (11) is capable of generating a main air flow (F1) in said heating, ventilation and/or air conditioning device; —a motor support (12) in which said electric motor (10) is housed and comprising an air channel (8) in which a secondary air flow (F2) from said main air flow (F1) is capable of circulating (F1), said air channel (8) comprising a first part (129) and a second part (144), said second part (144) comprising a curved shape so as to direct said secondary air flow (F2) onto said brushes (101) of said electric motor (10).
AIR PULSER FOR MOTOR VEHICLE
2020-12-10
Patent
Electronic Resource
English
IPC: | H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / F04D Strömungsarbeitsmaschinen , NON-POSITIVE-DISPLACEMENT PUMPS |
NTRS | 1988
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