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. 06, 2012
Filed:
Feb. 18, 2010
Applicants:
Kazuaki Tobari, Hitachiota, JP;
Shigehisa Aoyagi, Hitachi, JP;
Kentaro Oi, Hitachinaka, JP;
Inventors:
Assignee:
Hitachi Car Engineering Co., Ltd., Hitachinaka-shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 21/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
When output voltage Vof an electric power converter reaches a prescribed voltage V*, a difference between Vand V*is integrated to correct a commanded torque to τo* (τ*=τo*+Δτ).