Title:
STACKED SECONDARY BATTERY AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2018/079165
Kind Code:
A1
Abstract:
A stacked secondary battery wherein: each positive electrode has a positive electrode tab; each negative electrode has a negative electrode tab; a parallel connection is established in a battery unit by bonding positive electrode tabs to each other and bonding negative electrode tabs to each other in the battery unit, and by stacking electrode bodies, each of which is composed of a positive electrode, an electrolyte layer and a negative electrode; a plurality of battery units are stacked; the plurality of battery units are connected in series; the positive electrode tab of one of battery units adjacent to each other in the stacking direction and the negative electrode tab of the other have parts bonded with a bus bar; and the part where the positive electrode tab and the bus bar are bonded with each other and the part where the negative electrode tab and the bus bar are bonded with each other are adjacent to each other in the stacking direction.
Inventors:
KOUNO RYUJI (JP)
TSUBOUCHI SHIGETAKA (JP)
TSUBOUCHI SHIGETAKA (JP)
Application Number:
PCT/JP2017/034857
Publication Date:
May 03, 2018
Filing Date:
September 27, 2017
Export Citation:
Assignee:
HITACHI LTD (JP)
International Classes:
H01M50/528; H01M50/209; H01M50/50
Domestic Patent References:
| WO2013051138A1 | 2013-04-11 |
Foreign References:
| JP2009519565A | 2009-05-14 | |||
| JP2013140707A | 2013-07-18 | |||
| JP2011060623A | 2011-03-24 | |||
| JP2016115601A | 2016-06-23 |
Attorney, Agent or Firm:
TODA Yuji (JP)
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