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. 20, 2008
Filed:
Feb. 27, 2001
Tatsuyuki Yamamoto, Hitachinaka, JP;
Yoshinori Fukasaku, Hitachinaka, JP;
Keiichi Mashino, Hitachinaka, JP;
Yuuji Maeda, Hitachiota, JP;
Susumu Tajima, Hitachinaka, JP;
Hisaya Shimizu, Hitachinaka, JP;
Keisuke Nishidate, Hitachinaka, JP;
Tatsuyuki Yamamoto, Hitachinaka, JP;
Yoshinori Fukasaku, Hitachinaka, JP;
Keiichi Mashino, Hitachinaka, JP;
Yuuji Maeda, Hitachiota, JP;
Susumu Tajima, Hitachinaka, JP;
Hisaya Shimizu, Hitachinaka, JP;
Keisuke Nishidate, Hitachinaka, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
To provide a vehicle driving apparatus capable of providing a sufficient driving force. A driving high-power generator is driven by an engine. A DC motor is driven directly by energy from the generator. A driving generator output voltage control circuit controls output voltage of the generator in accordance with the demanded driving force from the vehicle to control the motor.