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. 25, 2010
Filed:
Feb. 15, 2008
George R. Woody, Redondo Beach, CA (US);
Karl D. Conroy, Huntington Beach, CA (US);
James M. Nagashima, Cerritos, CA (US);
David F. Nelson, Redondo Beach, CA (US);
Eric R. Ostrom, Bellflower, CA (US);
Gregory S. Smith, Woodland Hills, CA (US);
George R. Woody, Redondo Beach, CA (US);
Karl D. Conroy, Huntington Beach, CA (US);
James M. Nagashima, Cerritos, CA (US);
David F. Nelson, Redondo Beach, CA (US);
Eric R. Ostrom, Bellflower, CA (US);
Gregory S. Smith, Woodland Hills, CA (US);
GM Global Technology Operations, Inc., Detroit, MI (US);
Abstract
Cooling systems and methods are provided for an integrated electric motor-inverter, where the integrated electric motor-inverter includes a housing, a motor, and an inverter, the motor and the inverter are disposed within the housing, and the motor includes a stator. The system includes a cooling jacket, a first coolant, a condenser, a spray head, and a second coolant. The cooling jacket is disposed concentric to the stator and includes an inner wall and an outer wall. The inner wall is in direct contact with the stator. The first coolant is disposed between the cooling jacket inner and outer walls. The condenser is disposed concentric to the cooling jacket. The spray head is disposed adjacent the inverter. The second coolant is in flow communication with the spray head.