The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 21, 2013
Filed:
Dec. 21, 2007
Alexandre Pfleger, Noisy-le-Grand, FR;
Olivier Gas, Paris, FR;
Alexandre Pfleger, Noisy-le-Grand, FR;
Olivier Gas, Paris, FR;
Valeo Equipments Electriques Moteur, Creteil, FR;
Abstract
A rotor () for a rotary electric machine (), mainly for the automotive industry, has a front polar wheel (N) and a rear polar wheel (S). Each polar wheel (N,S) includes claws () extending axially towards the other polar wheel (N,S). Each claw () of the polar wheel (N,S) is circumferentially interleaved between two claws () of the other polar wheel (N,S). At least two interpolar gaps () are provided between the side faces () opposite two consecutive claws (), and at least two members () defining a magnetic barrier are provided in two interpolar gaps () associated on either side of a predetermined claw (D). The front longitudinal ends () of the two members () are connected by a connector () in order to define an open chain ().