JP2019160744A - 二次電池 - Google Patents
二次電池 Download PDFInfo
- Publication number
- JP2019160744A JP2019160744A JP2018049781A JP2018049781A JP2019160744A JP 2019160744 A JP2019160744 A JP 2019160744A JP 2018049781 A JP2018049781 A JP 2018049781A JP 2018049781 A JP2018049781 A JP 2018049781A JP 2019160744 A JP2019160744 A JP 2019160744A
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- Japan
- Prior art keywords
- pair
- insulating film
- separator
- electrode body
- battery case
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Secondary Cells (AREA)
Abstract
Description
t>(1/10)×R・・・(1)
なお、貫通孔62が真円形状であるとき、貫通孔62の直径がRとなるが、例えば、貫通孔62が楕円形状のときには、Rは短辺の長さである。
t>(1/10)×L・・・(2)
20 電池ケース
50 電極体
51 正極シート
52 負極シート
53 第1セパレータ(セパレータ)
54 第2セパレータ
60 絶縁フィルム
61 領域
62 貫通孔
Claims (1)
- 一対の幅広面を有する角型の電池ケースと、
前記電池ケースに収容された、前記電池ケースの前記一対の幅広面に沿った一対の平板部を有し、かつ、前記一対の平板部の外表面にセパレータが配置された電極体と、
前記電池ケースの前記一対の幅広面と前記電極体の前記一対の平板部との間に挟まれた絶縁フィルムと、
を備え、
前記絶縁フィルムは、前記電極体の前記一対の平板部と接触する領域の任意の位置で、前記幅広面の長辺方向に沿った線上に少なくとも1つの貫通孔を有している、二次電池。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2018049781A JP7011780B2 (ja) | 2018-03-16 | 2018-03-16 | 二次電池 |
Applications Claiming Priority (1)
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JP2018049781A JP7011780B2 (ja) | 2018-03-16 | 2018-03-16 | 二次電池 |
Publications (2)
Publication Number | Publication Date |
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JP2019160744A true JP2019160744A (ja) | 2019-09-19 |
JP7011780B2 JP7011780B2 (ja) | 2022-02-10 |
Family
ID=67994122
Family Applications (1)
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JP2018049781A Active JP7011780B2 (ja) | 2018-03-16 | 2018-03-16 | 二次電池 |
Country Status (1)
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JP (1) | JP7011780B2 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003223933A (ja) * | 2002-01-29 | 2003-08-08 | Japan Storage Battery Co Ltd | 非水電解質二次電池 |
JP2009301892A (ja) * | 2008-06-13 | 2009-12-24 | Toyota Motor Corp | 電池 |
JP2012079466A (ja) * | 2010-09-30 | 2012-04-19 | Gs Yuasa Corp | 電池 |
JP2014199780A (ja) * | 2013-03-29 | 2014-10-23 | 株式会社リチウムエナジージャパン | 蓄電素子 |
-
2018
- 2018-03-16 JP JP2018049781A patent/JP7011780B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003223933A (ja) * | 2002-01-29 | 2003-08-08 | Japan Storage Battery Co Ltd | 非水電解質二次電池 |
JP2009301892A (ja) * | 2008-06-13 | 2009-12-24 | Toyota Motor Corp | 電池 |
JP2012079466A (ja) * | 2010-09-30 | 2012-04-19 | Gs Yuasa Corp | 電池 |
JP2014199780A (ja) * | 2013-03-29 | 2014-10-23 | 株式会社リチウムエナジージャパン | 蓄電素子 |
Also Published As
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JP7011780B2 (ja) | 2022-02-10 |
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