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. 25, 2010
Filed:
Jun. 28, 2007
Takeshi Minamiura, Moriguchi, JP;
Goro Fujita, Moriguchi, JP;
Hiroki Kabumoto, Moriguchi, JP;
Takashi Yasuo, Moriguchi, JP;
Masahiro Makino, Moriguchi, JP;
Takeshi Minamiura, Moriguchi, JP;
Goro Fujita, Moriguchi, JP;
Hiroki Kabumoto, Moriguchi, JP;
Takashi Yasuo, Moriguchi, JP;
Masahiro Makino, Moriguchi, JP;
Sanyo Electric Co., Ltd., Osaka, JP;
Abstract
There is disclosed a power source system capable of lengthening life and realizing a highly efficient operation while meeting user's needs. The power source system includes a fuel cell which generates power by an electrochemical reaction between a fuel and an oxidizing agent, and a secondary battery which is charged and discharged, wherein the secondary battery is charged by the fuel cell, and the power is taken from the secondary battery. The power source system further comprises a charge control unit which charges the secondary battery with the power generated by the fuel cell, and this charge control unit has a function of switching a mode to charge the secondary battery by the fuel cell in accordance with a frequency with which the power is taken from the secondary battery.