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Title:
BATTERY AND ITS MANUFACTURING METHOD
Document Type and Number:
Japanese Patent JP2007242320
Kind Code:
A
Abstract:

To provide a battery in which short circuit between a positive electrode plate and a negative electrode plate is suppressed, and to provide its manufacturing method.

The battery is provided with an electrode body 150 in which a plurality of positive electrode plates 160 and a plurality of negative electrode plates 170 are alternately laminated one by one in lamination direction interposing a separator 180. The plurality of positive electrode plates 160 and the plurality of negative electrode plates 170 are all bent on the same side in lamination direction.

COPYRIGHT: (C)2007,JPO&INPIT


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Inventors:
SAKAMOTO HIROYUKI
KAJIKAWA TETSUSHI
ITO SHINICHIRO
Application Number:
JP2006060717A
Publication Date:
September 20, 2007
Filing Date:
March 07, 2006
Export Citation:
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Assignee:
PANASONIC EV ENERGY CO LTD
International Classes:
H01M10/04; H01M4/24; H01M4/32; H01M10/28; H01M10/30
Domestic Patent References:
JPH11273709A1999-10-08
JP2006059671A2006-03-02
JPH11307130A1999-11-05
JPS6381767A1988-04-12
JPS62140359A1987-06-23
JPH09213362A1997-08-15
JPH11214027A1999-08-06
JP2005056682A2005-03-03
JP2007123244A2007-05-17
Attorney, Agent or Firm:
Patent Business Corporation Cosmos Patent Office



 
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