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Title:
STACKED BATTERY
Document Type and Number:
Japanese Patent JP2007250319
Kind Code:
A
Abstract:

To provide a stacked secondary battery excellent in reliability without generation of inner short circuits by breaking a separator covering an electrode.

In the stacked battery with a positive electrode 1 and a negative electrode laminated through a separator 3, at least either the positive electrode 1 or the negative electrode are covered with the separator 3, and also, a part of the separator 3 opposite to a peripheral edge part of either the positive electrode 1 or the negative electrode includes a hole blocking part 6.

COPYRIGHT: (C)2007,JPO&INPIT


Inventors:
ENOMOTO SHINSUKE
ZAMA KOICHI
TOCHIHARA ISAO
Application Number:
JP2006071074A
Publication Date:
September 27, 2007
Filing Date:
March 15, 2006
Export Citation:
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Assignee:
NEC TOKIN CORP
International Classes:
H01M2/18; H01M10/04; H01M10/05; H01M10/0585
Domestic Patent References:
JPH0676860A1994-03-18
JP2005190785A2005-07-14
JPH07302616A1995-11-14
JPH10188938A1998-07-21