Title:
BATTERY PACK
Document Type and Number:
WIPO Patent Application WO/2018/110395
Kind Code:
A1
Abstract:
This battery pack, which comprises a plurality of secondary cells, is suppressed in temperature increase that is caused by charge/discharge with a large current. Each one of a plurality of metal case-type secondary cells (14) in this battery pack (10) comprises an inner case (142) which is arranged within a metal case (141) and is formed of a flexible synthetic resin film. This inner case (142) contains a pair of electrode sheets (146, 147) that are laminated in a flat state; and an electrolyte (149) is sealed in this inner case (142). A first inner surface (141a) of the metal case (141) and the inner case (142) are in area contact with each other in the lamination direction of the pair of flat electrode sheets (146, 147).
Inventors:
KOHDA HIDEO (JP)
NAKAMURA HITOSHI (JP)
NAKAMURA HITOSHI (JP)
Application Number:
PCT/JP2017/043900
Publication Date:
June 21, 2018
Filing Date:
December 07, 2017
Export Citation:
Assignee:
YAMAHA MOTOR CO LTD (JP)
International Classes:
H01M10/613; H01M10/625; H01M10/6555; H01M10/6562; H01M50/103; H01M50/209; H01M50/278; H01M50/534; H01M50/536; H01M50/553; H01M50/562; H01M50/566
Domestic Patent References:
| WO2016152037A1 | 2016-09-29 | |||
| WO2014141753A1 | 2014-09-18 |
Foreign References:
| JP2005347156A | 2005-12-15 | |||
| JP2006179212A | 2006-07-06 | |||
| JP2015018644A | 2015-01-29 | |||
| JP2004213922A | 2004-07-29 | |||
| JPH07235326A | 1995-09-05 | |||
| JPH0785847A | 1995-03-31 | |||
| JPS5891857U | 1983-06-21 | |||
| JP2013179094A | 2013-09-09 | |||
| JP2011076953A | 2011-04-14 | |||
| JP2015191755A | 2015-11-02 |
Attorney, Agent or Firm:
KAJI, SUHARA & ASSOCIATES (JP)
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