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:
Oct. 14, 2014
Filed:
Feb. 09, 2011
Claire Peteul-brouillet, Viroflay, FR;
Gaël Guyader, Chaudon, FR;
Guy Lemarquand, Beduer, FR;
Mathias Remy, Villiers-le-Bâle, FR;
Claire Peteul-Brouillet, Viroflay, FR;
Gaël Guyader, Chaudon, FR;
Guy Lemarquand, Beduer, FR;
Mathias Remy, Villiers-le-Bâle, FR;
Renault S.A.S., , FR;
Universite du Maine, , FR;
Abstract
The disclosure relates to an electrodynamic-transducer magnetic motor device () having a moving coil comprising a magnetic circuit consisting of a tied angular magnet (), characterized in that said tied annular magnet has a hollow annular structure, said hollow annular structure comprising an annular cavity () connected to an upper portion () of an external surface () of said hollow annular structure by a first annular channel () forming a first gap in which a first winding () of the moving coil can move.