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:
Jul. 26, 2011
Filed:
Dec. 13, 2007
Luc Baudelocque, Vernon, FR;
Maurice Brunet, Sainte Colombe Pres Vernon, FR;
Luc Baudelocque, Vernon, FR;
Maurice Brunet, Sainte Colombe Pres Vernon, FR;
Societe de Mecanique Magnetique, Saint Marcel, FR;
Abstract
A rotary electric machine having at least one piece of electric equipment constituted by an overmolded or jacketed electric motor or by an overmolded or jacketed magnetic suspension system; the electric equipment including firstly a rotor () and secondly a stator () having pole pieces () and coils (); the stator () being provided with at least one jacket () or coating () to protect it against an aggressive environment, on its face situated facing the rotor (); the protective jacket () or coating () on the face of the stator () facing the rotor () presenting set-back portions () set back from the main surfaces () defining the airgap (e), these set-back portions () being distributed around the stator; and the movement of fluid circulating in the airgap around the rotor () being thus enhanced.