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:
Oct. 26, 2021
Filed:
Mar. 25, 2020
Applicant:
Karma Automotive Llc, Irvine, CA (US);
Inventors:
Lixin Tang, Irvine, CA (US);
Geng Niu, Irvine, CA (US);
Assignee:
KARMA AUTOMOTIVE LLC, Irvine, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 5/74 (2006.01); H02M 7/5387 (2007.01); B60K 1/02 (2006.01);
U.S. Cl.
CPC ...
H02P 5/74 (2013.01); B60K 1/02 (2013.01); H02M 7/53871 (2013.01);
Abstract
An electrical drive system for a vehicle. The system includes a plurality of electric propulsion motors and a plurality of corresponding inverter circuits. The system also includes an auxiliary motor for driving an auxiliary device located in the vehicle. The auxiliary motor is connected to the propulsion motors and is driven by the inverter circuits. The system does not include a separate inverter for driving the auxiliary motor.