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. 03, 2007
Filed:
Apr. 24, 2002
Yasumitsu Tsutsui, Osaka, JP;
Nobuyuki Tokuda, Osaka, JP;
Yasumitsu Tsutsui, Osaka, JP;
Nobuyuki Tokuda, Osaka, JP;
Sumitomo Electric Industries, Ltd., Osaka, JP;
The Kansai Electric Power Co., Inc., Osaka, JP;
Abstract
The invention provides a secondary battery system that allows a high overload operation regardless of discharging condition during a steady operation, and an operating method thereof. The secondary battery system comprises first tanksfor reserving electrolytes required for a steady operation, and second tanksfor reserving electrolytes required for an emergency operation. Valvesare opened and closed for allowing selective switching between the electrolytes in the first tanksand the electrolytes in the second tanksto circulate the selected electrolytes through a cell stack. The electrolytes reserved in the second tanksare electrolytes having a proportion of a quantity of active material produced in a charging reaction to a total quantity of active material of not less than 50%.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile