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:
Nov. 22, 2016
Filed:
Aug. 07, 2013
Applicant:
Nissan Motor Co., Ltd., Yokohama-shi, Kanagawa, JP;
Inventors:
Youji Okano, Kawasaki, JP;
Toshiaki Tanno, Kawasaki, JP;
Hirokazu Matsuzaki, Yamato, JP;
Takenari Okuyama, Zama, JP;
Assignee:
NISSAN MOTOR CO., LTD., Yokohama-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 5/22 (2006.01); H02K 9/193 (2006.01); H02K 5/20 (2006.01); H02K 9/19 (2006.01);
U.S. Cl.
CPC ...
H02K 9/193 (2013.01); H02K 5/20 (2013.01); H02K 5/225 (2013.01); H02K 9/19 (2013.01); H02K 11/33 (2016.01);
Abstract
A cooling structure for an electric motor includes: a motor case that houses a stator and a rotor therein, a groove opened on an end surface in an axis direction of the rotor being formed in the motor case; a motor control circuit attached to the motor case; and a terminal base that closes the groove to constitute the groove as a cooling water passage through which cooling water can flow, the terminal base connecting a power line of the motor to a power line of the motor control circuit.