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:
Jun. 28, 2011
Filed:
Oct. 30, 2003
Applicants:
Tetsuhiro Ishikawa, Nishikamo-gun, JP;
Hitoshi Sato, Kagamihara, JP;
Takashi Hyogo, Kariya, JP;
Inventors:
Assignee:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 49/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
One form of a hydrogen operated power system according to this invention is a fuel cell system () provided with a supply system which supplies a gaseous fuel from a fuel supply tank () to a fuel cell (), characterized in that a pump () is provided in the supply system, which is driven by a sensorless motor () having no sensor that detects at least a rotational position of the motor ().