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:
Aug. 18, 2009
Filed:
Jan. 30, 2007
Gerald Bourqui, Villars-sur-Glane, CH;
Jean-louis Linda, La Tour-de-Treme, CH;
Roger Meuwly, Cournillens, CH;
Marcel Tornare, Fribourg, CH;
Gerald Bourqui, Villars-sur-Glane, CH;
Jean-Louis Linda, La Tour-de-Treme, CH;
Roger Meuwly, Cournillens, CH;
Marcel Tornare, Fribourg, CH;
Conception Et Developpement Michelin, Givisiez, CH;
Abstract
A method is provided for manufacturing a stator of an electrical rotating machine. The method includes: impregnating a first winding head with a first composition that includes a heat-setting resin and a filler of a first particle size; impregnating conductive wires in a slot region with a slot-impregnating composition that includes a heat-setting resin and another filler of a second particle size smaller than the first particle size of the filler of the first composition; and impregnating a second winding head with a composition that includes a heat-setting resin and a filler of a particle size larger than the second particle size.