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:
Mar. 08, 2011
Filed:
Aug. 19, 2005
Ken Takahashi, Sagamihara, JP;
Mitsugu Nakabaru, Hitachi, JP;
Akira Tanaka, Mito, JP;
Osamu Kubota, Hitachi, JP;
Shinsuke Andoh, Hitachi, JP;
Ken Takahashi, Sagamihara, JP;
Mitsugu Nakabaru, Hitachi, JP;
Akira Tanaka, Mito, JP;
Osamu Kubota, Hitachi, JP;
Shinsuke Andoh, Hitachi, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
The present invention aims at providing a fuel cell and a fuel cartridge in which a fuel contained in the fuel cartridge is determined to be appropriate for the fuel cell or not, and when it is appropriate, the connection of the fuel cartridge is mechanically made possible. A fuel cartridge for a fuel cell is provided with a specific member for distinguishing the methanol concentration of a contained methanol solution fuel according to the methanol concentration. Further, a fuel cell is provided with a concentration recognizing member for determining whether the member for distinguishing the fuel concentration provided at the fuel cartridge is the one for a desired concentration.