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. 21, 2012
Filed:
Apr. 29, 2009
Dang Dinh Dang, Garden Grove, CA (US);
Erik Hatch, Cypress, CA (US);
Rolf Blissenbach, Rolling Hills Estates, CA (US);
Khiet Le, Mission Viejo, CA (US);
Jonathan Bird, Charlotte, NC (US);
Dang Dinh Dang, Garden Grove, CA (US);
Erik Hatch, Cypress, CA (US);
Rolf Blissenbach, Rolling Hills Estates, CA (US);
Khiet Le, Mission Viejo, CA (US);
Jonathan Bird, Charlotte, NC (US);
GM Global Technology Operations LLC, Detroit, MI (US);
Abstract
A permanent magnetic machine includes a stator body having a first end, a second end, and a plurality of generally radial slots formed therein for accepting a set of windings having a first set of end-turns at the first end and a second set of end-turns at the second end. The stator body has a plurality of channels adjacent to the slots and extending from the first end of the stator body to the second end of the stator body, wherein the channels are configured to allow the flow of a cooling fluid therethrough. A plurality of nozzles in fluid communication with the plurality of channels are configured to spray the cooling fluid onto the first and second set of end turns.