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. 25, 2020
Filed:
Dec. 14, 2016
Applicant:
Protean Electric Limited, Surrey, GB;
Inventor:
Gareth Roberts, South Heighton, GB;
Assignee:
PROTEAN ELECTRIC LIMITED, Surrey, GB;
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/18 (2006.01); H02K 15/14 (2006.01); H02K 15/02 (2006.01); H02K 15/03 (2006.01); H02K 5/20 (2006.01);
U.S. Cl.
CPC ...
H02K 1/187 (2013.01); H02K 15/02 (2013.01); H02K 15/03 (2013.01); H02K 15/14 (2013.01); H02K 5/20 (2013.01);
Abstract
A stator for an electric motor, the stator comprising a back-iron having a first surface and a heat sink having a second surface, wherein the first surface of the back-iron includes a plurality of keying features arranged to retain the heat sink to the back-iron, wherein the heat sink is arranged to provide cooling to the back-iron via the second surface, and wherein the second surface has complementary keying features to the plurality of keying features on the first surface that are formed by casting the heat sink on the first surface of the back-iron.