JP7490744B2 - コイン形二次電池 - Google Patents

コイン形二次電池 Download PDF

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Publication number
JP7490744B2
JP7490744B2 JP2022503137A JP2022503137A JP7490744B2 JP 7490744 B2 JP7490744 B2 JP 7490744B2 JP 2022503137 A JP2022503137 A JP 2022503137A JP 2022503137 A JP2022503137 A JP 2022503137A JP 7490744 B2 JP7490744 B2 JP 7490744B2
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JP
Japan
Prior art keywords
convex portion
elastic member
negative electrode
positive electrode
convex
Prior art date
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Active
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JP2022503137A
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English (en)
Japanese (ja)
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JPWO2021171811A1 (https=
JPWO2021171811A5 (https=
Inventor
和正 北村
康崇 粟倉
剛 鳥巣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NGK Insulators Ltd
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NGK Insulators Ltd
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Publication date
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Publication of JPWO2021171811A1 publication Critical patent/JPWO2021171811A1/ja
Publication of JPWO2021171811A5 publication Critical patent/JPWO2021171811A5/ja
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
    • H01M50/109—Primary casings; Jackets or wrappings characterised by their shape or physical structure of button or coin shape
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/04—Construction or manufacture in general
    • H01M10/0468—Compression means for stacks of electrodes and separators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/058—Construction or manufacture
    • H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/531—Electrode connections inside a battery casing
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Secondary Cells (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
JP2022503137A 2020-02-27 2021-01-13 コイン形二次電池 Active JP7490744B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020031486 2020-02-27
JP2020031486 2020-02-27
PCT/JP2021/000869 WO2021171811A1 (ja) 2020-02-27 2021-01-13 コイン形二次電池

Publications (3)

Publication Number Publication Date
JPWO2021171811A1 JPWO2021171811A1 (https=) 2021-09-02
JPWO2021171811A5 JPWO2021171811A5 (https=) 2022-08-30
JP7490744B2 true JP7490744B2 (ja) 2024-05-27

Family

ID=77489950

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022503137A Active JP7490744B2 (ja) 2020-02-27 2021-01-13 コイン形二次電池

Country Status (7)

Country Link
US (1) US20220294085A1 (https=)
EP (1) EP4113730A4 (https=)
JP (1) JP7490744B2 (https=)
KR (1) KR20220104787A (https=)
CN (1) CN115136407A (https=)
TW (1) TWI875936B (https=)
WO (1) WO2021171811A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20260045655A1 (en) * 2022-08-08 2026-02-12 Maxell, Ltd. Electrochemical device
JP2024111475A (ja) * 2023-02-06 2024-08-19 プライムプラネットエナジー＆ソリューションズ株式会社 蓄電デバイス及び蓄電デバイスの製造方法
CN116845265A (zh) * 2023-08-14 2023-10-03 常州宇峰电池有限公司 一种叠片式锂锰一次扣式电池及其制备方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012197824A (ja) 2011-03-18 2012-10-18 Sumitomo Electric Ind Ltd 薄板ばね及びこれを用いた溶融塩電池
CN204632817U (zh) 2015-05-26 2015-09-09 新乡市超力新能源有限公司 一种纽扣式电池
JP2019021428A (ja) 2017-07-12 2019-02-07 日立造船株式会社 コイン形電池およびその製造方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5528393B2 (https=) * 1974-09-17 1980-07-28
JPH0583402U (ja) * 1992-04-10 1993-11-12 エヌオーケー株式会社 アキュムレータ
DE4426970A1 (de) * 1994-07-29 1996-02-01 Varta Batterie Gasdicht verschlossener alkalischer Akkumulator in Form einer Knopfzelle
US6689512B2 (en) * 2001-04-11 2004-02-10 Hitachi Maxell Ltd. Flat-shaped nonaqueous electrolyte battery
JP2007227219A (ja) * 2006-02-24 2007-09-06 Matsushita Electric Ind Co Ltd 非水電解質二次電池用負極板およびその製造方法
TWI430304B (zh) * 2007-01-19 2014-03-11 Stella Chemifa Corp Storage element
JP2010056067A (ja) * 2008-07-31 2010-03-11 Idemitsu Kosan Co Ltd コイン型リチウム二次電池
US8540224B2 (en) * 2010-09-29 2013-09-24 Walker Lee Guthrie Variable amplitude sine wave spring
JP5660625B2 (ja) * 2011-06-30 2015-01-28 Ｆｄｋトワイセル株式会社 負極板の製造方法
US9360074B2 (en) * 2012-03-12 2016-06-07 Nhk Spring Co., Ltd. Wave spring and load adjusting method therefor
EP2958165B1 (en) * 2013-02-15 2017-09-20 Hitachi Automotive Systems, Ltd. Secondary battery module
CN204361197U (zh) * 2014-09-19 2015-05-27 辉县市兆阳电源有限公司 一种氢镍纽扣电池
JP2017195129A (ja) 2016-04-22 2017-10-26 日本碍子株式会社 リチウム二次電池
WO2019221142A1 (ja) * 2018-05-17 2019-11-21 日本碍子株式会社 リチウム二次電池
US20200251767A1 (en) * 2019-02-05 2020-08-06 National Technology & Engineering Solutions Of Sandia, Llc Mechanical Interfacial Control of Lithium Metal Anodes
US11870089B2 (en) * 2022-03-15 2024-01-09 GM Global Technology Operations LLC Battery cell pack

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012197824A (ja) 2011-03-18 2012-10-18 Sumitomo Electric Ind Ltd 薄板ばね及びこれを用いた溶融塩電池
CN204632817U (zh) 2015-05-26 2015-09-09 新乡市超力新能源有限公司 一种纽扣式电池
JP2019021428A (ja) 2017-07-12 2019-02-07 日立造船株式会社 コイン形電池およびその製造方法

Also Published As

Publication number Publication date
CN115136407A (zh) 2022-09-30
US20220294085A1 (en) 2022-09-15
EP4113730A4 (en) 2025-01-08
JPWO2021171811A1 (https=) 2021-09-02
EP4113730A1 (en) 2023-01-04
WO2021171811A1 (ja) 2021-09-02
TW202137608A (zh) 2021-10-01
TWI875936B (zh) 2025-03-11
KR20220104787A (ko) 2022-07-26

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