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.

Date of Patent:
Feb. 07, 2023

Filed:

Mar. 19, 2019
Applicant:

Bae Systems Hägglunds Aktiebolag, Örnsköldsvik, SE;

Inventor:

Viktor Lassila, Arnäsvall, SE;

Assignee:

BAE Systems Hägglunds Aktiebolag, Örnsköldsvik, SE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/27 (2022.01); H02K 1/2786 (2022.01); H02K 1/30 (2006.01); H02K 21/22 (2006.01);
U.S. Cl.
CPC ...
H02K 1/2786 (2013.01); H02K 1/30 (2013.01); H02K 21/222 (2013.01);
Abstract

The present invention relates to an arrangement (O, S) of an outer rotor electric machine for reducing eddy current losses of the outer rotor electric machine (I). The outer rotor electric machine comprises a rotatably arranged rotor () and a stator (). Said rotor comprises an outer rotor portion () surrounding said stator () or part of said stator and a wheel like end wall portion (). One end () of said stator () is arranged to face said end wall portion (). The arrangement comprises a plurality of openings (O) distributed on said end wall portion () so as to reduce appearance of eddy currents associated with said end wall portion () during operation of said electric machine (I). The present invention also relates to an outer rotor electric machine. The present invention also pertains to a platform.


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