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Title:
【発明の名称】電気二重層コンデンサ
Document Type and Number:
Japanese Patent JP3339553
Kind Code:
B2
Abstract:
An electric double layer capacitor is formed by stacking one or a plurality of basic cells each having a pair of polarized electrodes, collectors, and a gasket unit. The polarized electrodes oppose each other via a separator made from a porous material soaked in a water-based electrolytic solution such as sulfuric acid. The collectors contact surfaces of the polarized electrodes away from surfaces in contact with the separator. The gasket unit is so arranged as to surround peripheral end faces of the polarized electrodes with a predetermined spacing therebetween. In this electric double layer capacitor, a peripheral portion of the separator projecting from the polarized electrode end faces is surrounded by another material.

Inventors:
Masako Inagawa
Keitaro Katsu
Yoshiki Inoue
Application Number:
JP32842496A
Publication Date:
October 28, 2002
Filing Date:
December 09, 1996
Export Citation:
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Assignee:
NEC Tokin Co., Ltd.
International Classes:
H01G9/02; H01G9/00; H01G11/24; H01G11/26; H01G11/38; H01G11/42; H01G11/44; H01G11/52; H01G11/54; H01G11/56; H01G11/58; H01G11/64; H01G11/78; H01G11/80; H01G11/84; (IPC1-7): H01G9/02
Domestic Patent References:
JP6148916A
JP63299305A
JP2305427A
JP649609A
JP3124013A
JP62105412A
JP60151126U
Attorney, Agent or Firm:
Hiroo Suzuki