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. 16, 2013
Filed:
Jan. 23, 2008
John James Anthony Cullen, Derby, GB;
David James Powell, Sheffield, GB;
John James Anthony Cullen, Derby, GB;
David James Powell, Sheffield, GB;
Rolls-Royce PLC, London, GB;
Abstract
A component of an electric machine, the component comprising a core; two or more teethextending radially therefrom; at least one electromagnetic winding, each windingaround at least one of the teeth; wherein the corehaving a cooling arrangement including at least one cooling insertlocated between adjacent windingsand whereby in use a cooling fluid being arranged to flow through the at least one cooling insertto facilitate heat transfer and dissipation from the electromagnetic windings. The cooling inserts providing improved cooling, structural support to the windings, and electrical insulation between the windings and the core.