Patent ID: 7372180
Filing Date: 2008-05-13
Classification: H02K

Abstract:
1. An electric motor, comprising a housing ( 2 ); a stator ( 3 ) secured in the housing ( 2 ); a rotor ( 4 ) rotatable about an axis (A); a fan impeller ( 5 ) arranged on the rotor ( 4 ); an annular air duct ( 6 ) arranged between the fan impeller ( 5 ) and the rotor ( 4 ) and having a shroud ( 7 ) spaced from the impeller ( 5 ) by a slot having an axial width (X), a dimensionally stable, with respect to the shroud ( 7 ), housing stop ( 8 ), an axially, resiliently displaceable fixing means ( 9 ) forming a stator stop ( 10 ) facing in a same direction as the housing stop ( 8 ), and locking means, wherein the air duct ( 6 ) has a leaf spring ( 12 ) that connects the fixing means ( 9 ) with the shroud ( 7 ).