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:
Aug. 10, 2021
Filed:
Oct. 19, 2018
Applicant:
Sumitomo Heavy Industries, Ltd., Tokyo, JP;
Inventors:
Koji Moritani, Kanagawa, JP;
Mitsuhiro Tamura, Kanagawa, JP;
Assignee:
SUMITOMO HEAVY INDUSTRIES, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 5/22 (2006.01); H02K 7/116 (2006.01); H02K 11/215 (2016.01); H02K 5/08 (2006.01); H02K 15/14 (2006.01);
U.S. Cl.
CPC ...
H02K 5/22 (2013.01); H02K 5/08 (2013.01); H02K 7/116 (2013.01); H02K 11/215 (2016.01); H02K 15/14 (2013.01);
Abstract
A power transmission device having a motor which includes a stator around which a coil is wound, a motor frame which covers the stator, and a cover which covers an axial end portion of the motor frame. In addition, the cover is formed of a non-conductive material, and a shortest creeping distance between a coil end of the coil and the cover is shorter than 6.3 mm.