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:
Apr. 22, 2014
Filed:
Jan. 25, 2013
Applicants:
Masanori Ichinose, Tsukaba, JP;
Tomohiko Yasuda, Kashiwa, JP;
Takayuki Sato, Kashiwa, JP;
Inventors:
Assignee:
Hitachi Construction Machinery Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B60L 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electric vehicle includes a pitching state quantity detector for detecting quantity of a pitching-motion of the vehicle, a vehicle weight determiner, a pitching target quantity calculator for calculating a target quantity of a pitching motion at least from the determined vehicle weight, and a torque correction calculator for increasing/reducing a driving torque output, according to a particular differential between the detected pitching-motion state quantity and the calculated target quantity.