NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, ASSEMBLED BATTERY AND BATTERY PACK

Title:

NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, ASSEMBLED BATTERY AND BATTERY PACK

Document Type and Number:

WIPO Patent Application WO/2015/140952

Kind Code:

A1

Abstract:

A nonaqueous electrolyte secondary battery (1) which is provided with: a first electrode group (2) and a second electrode group (3), each of which is obtained by laminating a positive electrode, a negative electrode and a separator; a nonaqueous electrolyte; an outer casing material (7) in which the first electrode group (2), the second electrode group (3) and the nonaqueous electrolyte are sealed; a positive electrode lead (4) which is connected to the first electrode group (2); a negative electrode lead (5) which is connected to the second electrode group (3); and a connection lead (6) which connects the first electrode group (2) and the second electrode group (3) with each other. The outer casing material (7) is provided with: a first container part which contains the first electrode group (2); a second container part which contains the second electrode group (3); and a connection part (8C) which connects the first container part and the second container part with each other.

Inventors:

ISOZAKI YOSHIYUKI (JP)
TAKAMI NORIO (JP)
MATSUNO SHINSUKE (JP)
HARADA YASUHIRO (JP)

Application Number:

PCT/JP2014/057473

Publication Date:

September 24, 2015

Filing Date:

March 19, 2014

Export Citation:

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Assignee:

TOSHIBA KK (JP)

International Classes:

H01M4/58; H01M4/485; H01M10/0566; H01M10/0587; H01M50/209; H01M50/224; H01M50/238; H01M50/528; H01M50/507; H01M50/522

Domestic Patent References:

WO2012077707A1

2012-06-14

Foreign References:

JP2005251617A	2005-09-15
JP2013033685A	2013-02-14
JP2007048724A	2007-02-22
JP2008130360A	2008-06-05
JP2012164476A	2012-08-30

Other References: