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:
Jul. 09, 2013
Filed:
Aug. 19, 2011
Applicants:
Mohsen Erfanfar, Carmel, IN (US);
Edward Bass, Indianapolis, IN (US);
Inventors:
Mohsen Erfanfar, Carmel, IN (US);
Edward Bass, Indianapolis, IN (US);
Assignee:
Allison Transmission, Inc., Indianapolis, IN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 11/00 (2006.01); H02K 9/28 (2006.01); H02K 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system and method for cooling an electric motor comprising a plurality of laminations defining a lamination stack, a coolant passage and a motor winding. Coolant is pumped into the coolant passage and forced along the entire length of the lamination stack. The coolant is then sprayed on the motor winding in order to cool the motor winding.