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:
Apr. 09, 2024
Filed:
Sep. 18, 2019
Applicant:
Daegu Gyeongbuk Institute of Science and Technology, Daegu, KR;
Inventors:
Sung Woo Chang, Hwaseong-si, KR;
Seung Yeol Lee, Daegu, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/14 (2006.01); H02K 1/278 (2022.01); H02K 21/16 (2006.01);
U.S. Cl.
CPC ...
H02K 1/146 (2013.01); H02K 1/278 (2013.01); H02K 21/16 (2013.01);
Abstract
The present invention provides a stator and a motor assembly including the same. The stator includes: a stator core disposed outside a rotor core and having an inner surface inclined with respect to a rotation axis of a rotor; a plurality of coil-wound teeth extending from the inner surface of the stator core towards the rotation axis, wherein a coil is wound around each of the plurality of coil-wound teeth; and openings formed by sidewalls of the plurality of coil-wound teeth and the inner surface of the stator core, wherein a cross-sectional area of the openings changes along a direction of the rotation axis.