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Title:
BATTERY
Document Type and Number:
Japanese Patent JP2011049064
Kind Code:
A
Abstract:

To provide a battery with high safety by preventing rotation of output terminals of both positive and negative electrodes which are independent of a lid.

The battery includes an electrode group 2 which is housed in an outer package can 1 and includes the positive electrode and the negative electrode, the positive and negative electrode leads 7, 8 which are respectively electrically connected to the positive and negative electrodes and have first and second through-holes, a lid 10 which closes an opening of the outer package can and has first and second though holes, an insulator 21 which is arranged on the inner side of the lid, and positive and negative electrode output terminals 12, 14 which are respectively installed on the outer side of the lid through an insulating gasket. The output terminal has a head and an axle part housed in the gasket. The positive and negative electrode leads are respectively inserted into first and second recesses 24, 25 of the insulator, and each recess has first and second through-holes 22, 23. The axle part of the positive electrode output terminal is fixed to the first through-hole of the lid, insulator, and positive electrode lead, and the axle part of the negative electrode output terminal is fixed to the second through-hole of the lid, insulator, and negative electrode lead.


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Inventors:
MATSUI TSUTOMU
KURATA YASUTAKE
HANABUSA SOICHI
ISHII HIDEYUKI
SHINODA TATSUYA
Application Number:
JP2009197191A
Publication Date:
March 10, 2011
Filing Date:
August 27, 2009
Export Citation:
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Assignee:
TOSHIBA CORP
International Classes:
H01M2/30; H01M2/02; H01M2/04; H01M2/06; H01M2/08
Domestic Patent References:
JP2003272573A2003-09-26
JP2004014395A2004-01-15
Attorney, Agent or Firm:
Kurata Masatoshi
Satoshi Kono
Makoto Nakamura
Yoshihiro Fukuhara
Takashi Mine
Toshio Shirane
Sadao Muramatsu
Nobuhisa Nogawa
Kocho Chojiro
Naoki Kono
Katsu Sunagawa
Tetsuya Kazama
Katsumura Hiro
Shoji Kawai
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
Takenori Masanori
Takuzo Ichihara
Yamashita Gen