NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY

Title:

NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY

Document Type and Number:

WIPO Patent Application WO/2021/009957

Kind Code:

A1

Abstract:

The non-aqueous electrolyte secondary battery is provided with: an electrode group comprising a positive electrode board and a negative electrode board disposed so as to face each other across a separator, the electrode group having a side surface; a non-aqueous electrolyte; a positive electrode collector lead; a negative electrode collector lead; a positive electrode terminal; a negative electrode terminal; and an exterior body comprising a sealing part where circumferential edges of a laminate film are sealed together and an accommodation section in which the electrode group is accommodated. The accommodation section has first and second accommodation parts. The electrode group and portions of the collector leads are accommodated inside the first accommodation part. The remaining portions of the collector leads and portions of the terminals connected to the collector leads are accommodated inside the second accommodation part. The collector leads are led out from the side surface of the electrode group into the second accommodation part. The terminals are led out from the inside of the second accommodation part to the outside through the sealing part.

Inventors:

MATSUHASHI NOZOMI (JP)
KON NORIHIRO (JP)

Application Number:

PCT/JP2020/006096

Publication Date:

January 21, 2021

Filing Date:

February 17, 2020

Export Citation:

Click for automatic bibliography generation Help

Assignee:

FURUKAWA BATTERY CO LTD (JP)

International Classes:

H01M10/052; H01M10/0585; H01M10/613; H01M10/617; H01M10/647; H01M10/6553

Foreign References:

JPS5016814B1	1975-06-16
JP2012178326A	2012-09-13
JP2013135186A	2013-07-08
JP2014035951A	2014-02-24
JP2014035952A	2014-02-24
JP2006244833A	2006-09-14

Other References: