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:
Oct. 17, 2023
Filed:
Nov. 13, 2020
Applicant:
Otis Elevator Company, Farmington, CT (US);
Inventor:
YaTao Li, Tianjin, CN;
Assignee:
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/18 (2006.01); H02K 1/2791 (2022.01); H02K 1/274 (2022.01); H02K 15/03 (2006.01);
U.S. Cl.
CPC ...
H02K 1/2791 (2022.01); H02K 1/18 (2013.01); H02K 1/274 (2013.01); H02K 15/03 (2013.01);
Abstract
A magnet spacer and a motor. The magnet spacer includes: a first engagement portion being configured to extend along a first axis; and a second engagement portion being configured to extend along a second axis and configured to be integrally formed with the first engagement portion; wherein a predetermined angle is formed between the first axis and the second axis; wherein the shape of the first engagement portion is configured to match the shape of a recess in a motor rotor; and wherein the side shape of the second engagement portion is configured to match the side shape of a motor magnet.