JP7303458B2 - 電池セルケースおよびそれを用いた電池の製造方法 - Google Patents

電池セルケースおよびそれを用いた電池の製造方法 Download PDF

Info

Publication number
JP7303458B2
JP7303458B2 JP2021551464A JP2021551464A JP7303458B2 JP 7303458 B2 JP7303458 B2 JP 7303458B2 JP 2021551464 A JP2021551464 A JP 2021551464A JP 2021551464 A JP2021551464 A JP 2021551464A JP 7303458 B2 JP7303458 B2 JP 7303458B2
Authority
JP
Japan
Prior art keywords
resin
opening
container
container lid
battery
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.)
Active
Application number
JP2021551464A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2021066112A5 (https=
JPWO2021066112A1 (https=
Inventor
武寛 高橋
亜暢 小林
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of JPWO2021066112A1 publication Critical patent/JPWO2021066112A1/ja
Publication of JPWO2021066112A5 publication Critical patent/JPWO2021066112A5/ja
Application granted granted Critical
Publication of JP7303458B2 publication Critical patent/JP7303458B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
    • H01M50/609—Arrangements or processes for filling with liquid, e.g. electrolytes
    • H01M50/627—Filling ports
    • H01M50/636—Closing or sealing filling ports, e.g. using lids
    • 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
    • H01M50/147—Lids or covers
    • H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
    • 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
    • H01M50/103—Primary casings; Jackets or wrappings characterised by their shape or physical structure prismatic or rectangular
    • 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
    • H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • 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
    • H01M50/116—Primary casings; Jackets or wrappings characterised by the material
    • 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
    • H01M50/116—Primary casings; Jackets or wrappings characterised by the material
    • H01M50/117—Inorganic material
    • H01M50/119—Metals
    • 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
    • H01M50/116—Primary casings; Jackets or wrappings characterised by the material
    • H01M50/121—Organic material
    • 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
    • H01M50/116—Primary casings; Jackets or wrappings characterised by the material
    • H01M50/124—Primary casings; Jackets or wrappings characterised by the material having a layered structure
    • H01M50/1243—Primary casings; Jackets or wrappings characterised by the material having a layered structure characterised by the internal coating on the casing
    • 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
    • H01M50/116—Primary casings; Jackets or wrappings characterised by the material
    • H01M50/124—Primary casings; Jackets or wrappings characterised by the material having a layered structure
    • H01M50/1245—Primary casings; Jackets or wrappings characterised by the material having a layered structure characterised by the external coating on the casing
    • 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
    • H01M50/147—Lids or covers
    • 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
    • H01M50/147—Lids or covers
    • H01M50/148—Lids or covers characterised by their shape
    • H01M50/15—Lids or covers characterised by their shape for prismatic or rectangular cells
    • 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
    • H01M50/147—Lids or covers
    • H01M50/155—Lids or covers characterised by the material
    • H01M50/157—Inorganic material
    • H01M50/159—Metals
    • 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
    • H01M50/147—Lids or covers
    • H01M50/155—Lids or covers characterised by the material
    • H01M50/16—Organic material
    • 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
    • H01M50/147—Lids or covers
    • H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
    • H01M50/167—Lids or covers characterised by the methods of assembling casings with lids by crimping
    • 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
    • H01M50/147—Lids or covers
    • H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
    • H01M50/169—Lids or covers characterised by the methods of assembling casings with lids by welding, brazing or soldering
    • 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
    • H01M50/172—Arrangements of electric connectors penetrating the casing
    • 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
    • H01M50/172—Arrangements of electric connectors penetrating the casing
    • H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
    • H01M50/176—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells for prismatic or rectangular cells
    • 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
    • H01M50/30—Arrangements for facilitating escape of gases
    • 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
    • H01M50/543—Terminals
    • 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
    • H01M50/543—Terminals
    • H01M50/545—Terminals formed by the casing of the cells
    • 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
    • H01M50/543—Terminals
    • H01M50/547—Terminals characterised by the disposition of the terminals on the cells
    • H01M50/55—Terminals characterised by the disposition of the terminals on the cells on the same side of the cell
    • 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
    • H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
    • 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)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
  • Filling, Topping-Up Batteries (AREA)
  • Secondary Cells (AREA)
  • Connection Of Batteries Or Terminals (AREA)
JP2021551464A 2019-10-03 2020-10-01 電池セルケースおよびそれを用いた電池の製造方法 Active JP7303458B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019182800 2019-10-03
JP2019182800 2019-10-03
PCT/JP2020/037469 WO2021066112A1 (ja) 2019-10-03 2020-10-01 電池セルケースおよびそれを用いた電池の製造方法

Publications (3)

Publication Number Publication Date
JPWO2021066112A1 JPWO2021066112A1 (https=) 2021-04-08
JPWO2021066112A5 JPWO2021066112A5 (https=) 2022-04-20
JP7303458B2 true JP7303458B2 (ja) 2023-07-05

Family

ID=75337061

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021551464A Active JP7303458B2 (ja) 2019-10-03 2020-10-01 電池セルケースおよびそれを用いた電池の製造方法

Country Status (6)

Country Link
US (1) US20220336935A1 (https=)
EP (1) EP4040578A4 (https=)
JP (1) JP7303458B2 (https=)
KR (1) KR102760617B1 (https=)
CN (1) CN114365329B (https=)
WO (1) WO2021066112A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025079677A1 (ja) * 2023-10-12 2025-04-17 日本製鉄株式会社 電池ケース及びリチウムイオン電池

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN215070147U (zh) * 2021-06-29 2021-12-07 比亚迪股份有限公司 电池壳及电池
EP4528893A4 (en) * 2022-05-17 2025-08-20 Panasonic Energy Co Ltd CYLINDRICAL BATTERY
CN116951767A (zh) * 2022-12-30 2023-10-27 广东万和新电气股份有限公司 卷接壳体、燃气热水设备及卷接壳体加工方法
CN115986275A (zh) * 2023-02-27 2023-04-18 孚能科技(赣州)股份有限公司 电芯壳体及其制造方法
JP7786654B2 (ja) * 2023-11-10 2025-12-16 大日本印刷株式会社 蓄電デバイス、外装フィルム、外装体キット、蓄電デバイスの製造方法
DE102024102377A1 (de) * 2024-01-29 2025-07-31 Bayerische Motoren Werke Aktiengesellschaft Zylindrische Batteriezelle und Verfahren zur Herstellung dieser
WO2026083817A1 (ja) * 2024-10-16 2026-04-23 日本製鉄株式会社 電池ケース、電池、および電池ケースの製造方法
JP7741459B1 (ja) * 2025-03-18 2025-09-18 日本製鉄株式会社 電池ケース
JP7741460B1 (ja) * 2025-03-18 2025-09-18 日本製鉄株式会社 電池ケース

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001243953A (ja) 2000-02-29 2001-09-07 Osaka Gas Co Ltd 非水系二次電池
JP2001243980A (ja) 2000-02-29 2001-09-07 Osaka Gas Co Ltd 非水系二次電池
JP2002246068A (ja) 2001-02-15 2002-08-30 Osaka Gas Co Ltd 非水系二次電池
JP2008251381A (ja) 2007-03-30 2008-10-16 Kri Inc 非水系二次電池
JP2009245709A (ja) 2008-03-31 2009-10-22 Kri Inc 蓄電デバイスモジュール
JP2010087170A (ja) 2008-09-30 2010-04-15 Fdk Corp 蓄電デバイス

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004330533A (ja) * 2003-05-02 2004-11-25 Toyo Kohan Co Ltd 安全装置、および安全装置を備えた部品、および安全装置を備えた容器
KR100579377B1 (ko) * 2004-10-28 2006-05-12 삼성에스디아이 주식회사 이차 전지
JP5080738B2 (ja) * 2005-12-20 2012-11-21 新日鉄マテリアルズ株式会社 樹脂被覆ステンレス鋼箔，容器及び２次電池
US8999576B2 (en) * 2009-05-22 2015-04-07 Sharp Kabushiki Kaisha Cathode active material, cathode and nonaqueous secondary battery
JP5480726B2 (ja) 2010-06-11 2014-04-23 日新製鋼株式会社 電池用ケースの製造方法
JP5480737B2 (ja) 2010-07-09 2014-04-23 日新製鋼株式会社 電池用ケースの製造方法及び電池用ケース
JP5505218B2 (ja) 2010-09-14 2014-05-28 株式会社デンソー 密閉型蓄電池
JP5374742B2 (ja) 2010-10-27 2013-12-25 日新製鋼株式会社 ラミネート式電池の外装材、ラミネート式電池の外装材製造方法及びラミネート式電池の製造方法
JP2012174451A (ja) * 2011-02-21 2012-09-10 Sharp Corp 二次電池
WO2012147782A1 (ja) * 2011-04-28 2012-11-01 三洋電機株式会社 密閉型電池及びその製造方法
WO2013132673A1 (ja) * 2012-03-05 2013-09-12 新日鉄住金マテリアルズ株式会社 樹脂金属複合シール容器及びその製造方法
JP6017873B2 (ja) * 2012-07-27 2016-11-02 トヨタ自動車株式会社 密閉型電池
CN203165991U (zh) * 2013-03-08 2013-08-28 宁德新能源科技有限公司 锂离子电池注液孔封口装置
JP6374969B2 (ja) * 2014-08-05 2018-08-15 昭和電工株式会社 金属箔と樹脂フィルムのラミネート用接着剤、該組成物を用いた積層体、電池外装用包装材および電池ケース
JP6583837B2 (ja) * 2016-02-03 2019-10-02 昭和電工株式会社 金属箔と樹脂フィルムのラミネート用接着剤、積層体、電池外装用包装材並びに電池ケース及びその製造方法
JP6752628B2 (ja) * 2016-06-03 2020-09-09 太陽誘電株式会社 蓄電セル及び蓄電モジュール
US11059111B2 (en) 2017-08-30 2021-07-13 Moldino Tool Engineering, Ltd. Cutting insert and indexable ball end mill

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001243953A (ja) 2000-02-29 2001-09-07 Osaka Gas Co Ltd 非水系二次電池
JP2001243980A (ja) 2000-02-29 2001-09-07 Osaka Gas Co Ltd 非水系二次電池
JP2002246068A (ja) 2001-02-15 2002-08-30 Osaka Gas Co Ltd 非水系二次電池
JP2008251381A (ja) 2007-03-30 2008-10-16 Kri Inc 非水系二次電池
JP2009245709A (ja) 2008-03-31 2009-10-22 Kri Inc 蓄電デバイスモジュール
JP2010087170A (ja) 2008-09-30 2010-04-15 Fdk Corp 蓄電デバイス

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025079677A1 (ja) * 2023-10-12 2025-04-17 日本製鉄株式会社 電池ケース及びリチウムイオン電池
JPWO2025079677A1 (https=) * 2023-10-12 2025-04-17

Also Published As

Publication number Publication date
KR20220047998A (ko) 2022-04-19
CN114365329A (zh) 2022-04-15
US20220336935A1 (en) 2022-10-20
KR102760617B1 (ko) 2025-02-03
EP4040578A4 (en) 2023-03-15
CN114365329B (zh) 2024-03-22
WO2021066112A1 (ja) 2021-04-08
EP4040578A1 (en) 2022-08-10
JPWO2021066112A1 (https=) 2021-04-08

Similar Documents

Publication Publication Date Title
JP7303458B2 (ja) 電池セルケースおよびそれを用いた電池の製造方法
US9876206B2 (en) Cylindrical sealed battery
US7749652B2 (en) Lead and nonaqueous electrolyte battery including same
JP6109058B2 (ja) シールケース及びその製造方法
JP5959878B2 (ja) 電極リード線部材を備えた非水系電池用収納容器
EP2866275B1 (en) Pouch-type secondary cell and method for manufacturing same
JP3237526U (ja) 電池用ケース
TWI708416B (zh) 蓄電裝置
KR101867614B1 (ko) 전극 조립체와 이를 구비한 이차전지
JP2014186914A (ja) タブリード
KR102729202B1 (ko) 전지용 케이스 및 그 제조 방법
JP5856693B2 (ja) 非水系電池用の電極リード線部材
JP7364881B2 (ja) 電池セルケース
KR20170033543A (ko) 전극 조립체 및 이를 이용한 이차 전지
JP2004031161A (ja) 組電池
CN118539102A (zh) 极耳及包括极耳的电池
JP5859604B2 (ja) 非水系電池用の電極リード線部材
JP6344874B2 (ja) 電極リード線部材を備えた非水系電池用収納容器の製造方法
JP6180054B2 (ja) 電極リード線部材を備えた非水系電池用収納容器の製造方法
JP6647349B2 (ja) 非水系電池用の電極リード線部材の製造方法
KR102850677B1 (ko) 용접 성능이 향상된 리드탭
US20250253411A1 (en) Electrode assembly and secondary battery including the same
EP4641781A1 (en) Pouch-type battery case and pouch-type secondary battery
KR20260029913A (ko) 용접 성능이 향상된 리드탭
KR20260029914A (ko) 용접 성능이 향상된 리드탭

Legal Events

Date Code Title Description
A524 Written submission of copy of amendment under article 19 pct

Free format text: JAPANESE INTERMEDIATE CODE: A527

Effective date: 20220128

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220128

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230307

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230414

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20230523

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20230605

R151 Written notification of patent or utility model registration

Ref document number: 7303458

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151