JP2020080225A - 電池 - Google Patents
電池 Download PDFInfo
- Publication number
- JP2020080225A JP2020080225A JP2018212381A JP2018212381A JP2020080225A JP 2020080225 A JP2020080225 A JP 2020080225A JP 2018212381 A JP2018212381 A JP 2018212381A JP 2018212381 A JP2018212381 A JP 2018212381A JP 2020080225 A JP2020080225 A JP 2020080225A
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- Japan
- Prior art keywords
- negative electrode
- current collector
- electrode current
- terminal
- 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
Abstract
Description
20 電池ケース
30 電極体
40 負極集電端子
42A 第1リード部の側面(溶接対象面)
46A 台座部の上面(シール面)
50 ガスケット(シール部材)
60 インシュレータ
70 負極外部端子
Claims (1)
- 端子引出孔を有する電池ケースと、
前記電池ケースの内部に収容され、銅からなる負極集電体と、前記負極集電体上に固着された負極合材層と、を有する負極と、
前記電池ケースの内部で前記負極集電体と溶接接合され、かつ、前記端子引出孔を挿通して前記電池ケースの外部に突出している負極集電端子と、
前記電池ケースと前記負極集電端子との間を絶縁および封止するシール部材と、
を備える電池であって、
前記負極集電端子は、銅または銅合金からなり、かつ、前記負極集電体と溶接接合されている溶接対象面と、前記シール部材を介して前記電池ケースの内面に対向されているシール面と、を有し、
前記溶接対象面の表面粗さRaは、0.5μm以上3.9μm以下であり、
前記シール面の表面粗さRaは、0.5μm以下である、
電池。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018212381A JP7049586B2 (ja) | 2018-11-12 | 2018-11-12 | 電池 |
Applications Claiming Priority (1)
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JP2018212381A JP7049586B2 (ja) | 2018-11-12 | 2018-11-12 | 電池 |
Publications (2)
Publication Number | Publication Date |
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JP2020080225A true JP2020080225A (ja) | 2020-05-28 |
JP7049586B2 JP7049586B2 (ja) | 2022-04-07 |
Family
ID=70801929
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2018212381A Active JP7049586B2 (ja) | 2018-11-12 | 2018-11-12 | 電池 |
Country Status (1)
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JP (1) | JP7049586B2 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11307078A (ja) * | 1998-04-16 | 1999-11-05 | Toshiba Battery Co Ltd | 電 池 |
JP2002008623A (ja) * | 2000-06-19 | 2002-01-11 | Matsushita Electric Ind Co Ltd | 電 池 |
WO2012073331A1 (ja) * | 2010-11-30 | 2012-06-07 | 日立ビークルエナジー株式会社 | 二次電池および二次電池モジュール |
JP2014010913A (ja) * | 2012-06-27 | 2014-01-20 | Toyota Motor Corp | 二次電池およびその製造方法 |
JP2014154291A (ja) * | 2013-02-06 | 2014-08-25 | Toyota Motor Corp | 電池 |
-
2018
- 2018-11-12 JP JP2018212381A patent/JP7049586B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11307078A (ja) * | 1998-04-16 | 1999-11-05 | Toshiba Battery Co Ltd | 電 池 |
JP2002008623A (ja) * | 2000-06-19 | 2002-01-11 | Matsushita Electric Ind Co Ltd | 電 池 |
WO2012073331A1 (ja) * | 2010-11-30 | 2012-06-07 | 日立ビークルエナジー株式会社 | 二次電池および二次電池モジュール |
JP2014010913A (ja) * | 2012-06-27 | 2014-01-20 | Toyota Motor Corp | 二次電池およびその製造方法 |
JP2014154291A (ja) * | 2013-02-06 | 2014-08-25 | Toyota Motor Corp | 電池 |
Also Published As
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JP7049586B2 (ja) | 2022-04-07 |
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