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:
Mar. 21, 2023
Filed:
Jan. 27, 2021
Applicant:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Inventors:
Dhaval Patel, Schaumburg, IL (US);
Andrew R. Wilkinson, Cherry Valley, IL (US);
Eric A. Brust, Rockton, IL (US);
Edward C. Allen, Davis, IL (US);
Assignee:
HAMILTON SUNDSTRAND CORPORATION, Charlotte, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 3/18 (2006.01); H02K 3/12 (2006.01); H02K 3/28 (2006.01); H02K 15/02 (2006.01); H02K 15/06 (2006.01);
U.S. Cl.
CPC ...
H02K 3/18 (2013.01); H02K 3/12 (2013.01); H02K 3/28 (2013.01); H02K 15/026 (2013.01); H02K 15/065 (2013.01);
Abstract
A rotor having multiple poles is provided and includes at each pole an end winding support forming a channel, a bus bar disposed in the channel and edge-wound coils disposed to extend around the end-winding support and the bus bar. The edge-wound coils are stacked radially and include an inner diameter coil routed to an adjacent pole and brazed to an inner diameter coil of the adjacent pole and an outer diameter coil brazed to the bus bar.