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:
Nov. 19, 2019
Filed:
Oct. 17, 2013
Applicant:
Otis Elevator Company, Farmington, CT (US);
Inventor:
Zlatko Strbuncelj, Avon, CT (US);
Assignee:
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 11/04 (2006.01); H02K 5/18 (2006.01); H02K 1/20 (2006.01); H02K 7/10 (2006.01); H02K 7/102 (2006.01); H02K 9/04 (2006.01);
U.S. Cl.
CPC ...
B66B 11/043 (2013.01); H02K 1/20 (2013.01); H02K 5/18 (2013.01); H02K 7/102 (2013.01); H02K 7/1016 (2013.01); H02K 9/04 (2013.01);
Abstract
An electric machine includes a rotor including a plurality of permanent magnets. The rotor is rotatable about a central axis of the machine. The machine further includes a stator having a stator hub and a plurality of stator windings positioned at the stator hub and located radially inboard of the plurality of permanent magnets. A plurality of fins extend radially inwardly from an inner surface of the stator hub.