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:
May. 29, 2012
Filed:
Aug. 20, 2009
Applicant:
Tomohiro Fukushima, Kariya, JP;
Inventor:
Tomohiro Fukushima, Kariya, JP;
Assignee:
Aisin Seiki Kabushiki Kaisha, Kariya-Shi, Aichi-Ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 9/19 (2006.01);
U.S. Cl.
CPC ...
Abstract
An oil cooling system for a motor includes a rotor, a stator core annularly positioned around the rotor, a plurality of coils annularly arranged and each wound around the stator core, and a plurality of oil discharging holes annularly arranged in a circumferential direction of the stator core, the oil discharging holes through which oil is discharged with pressure in an axial direction of the stator core to cool the coils.