JP7831689B2 - 二次電池 - Google Patents

二次電池

Info

Publication number
JP7831689B2
JP7831689B2 JP2025506884A JP2025506884A JP7831689B2 JP 7831689 B2 JP7831689 B2 JP 7831689B2 JP 2025506884 A JP2025506884 A JP 2025506884A JP 2025506884 A JP2025506884 A JP 2025506884A JP 7831689 B2 JP7831689 B2 JP 7831689B2
Authority
JP
Japan
Prior art keywords
view
plan
recesses
uneven
recess
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
JP2025506884A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024190802A1 (https=
JPWO2024190802A5 (https=
Inventor
宏宣 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.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of JPWO2024190802A1 publication Critical patent/JPWO2024190802A1/ja
Publication of JPWO2024190802A5 publication Critical patent/JPWO2024190802A5/ja
Application granted granted Critical
Publication of JP7831689B2 publication Critical patent/JP7831689B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • H01M50/552—Terminals characterised by their shape
    • H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
    • H01M50/557—Plate-shaped 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
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/533—Electrode connections inside a battery casing characterised by the shape of the leads or tabs
    • 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
    • H01M50/536—Electrode connections inside a battery casing characterised by the method of fixing the leads to the electrodes, e.g. by welding
    • 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
    • H01M50/538—Connection of several leads or tabs of wound or folded electrode stacks
    • 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
    • H01M50/54—Connection of several leads or tabs of plate-like electrode stacks, e.g. electrode pole straps or bridges
    • 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
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • H01M50/552—Terminals characterised by their shape
    • H01M50/553—Terminals adapted for prismatic, pouch 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
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • H01M50/562—Terminals 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
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • H01M50/564—Terminals characterised by their manufacturing process
    • H01M50/566—Terminals characterised by their manufacturing process by welding, soldering or brazing
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Connection Of Batteries Or Terminals (AREA)
JP2025506884A 2023-03-14 2024-03-12 二次電池 Active JP7831689B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2023039998 2023-03-14
JP2023039998 2023-03-14
PCT/JP2024/009655 WO2024190802A1 (ja) 2023-03-14 2024-03-12 二次電池

Publications (3)

Publication Number Publication Date
JPWO2024190802A1 JPWO2024190802A1 (https=) 2024-09-19
JPWO2024190802A5 JPWO2024190802A5 (https=) 2025-06-24
JP7831689B2 true JP7831689B2 (ja) 2026-03-17

Family

ID=92755176

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2025506884A Active JP7831689B2 (ja) 2023-03-14 2024-03-12 二次電池

Country Status (4)

Country Link
US (1) US20250357646A1 (https=)
JP (1) JP7831689B2 (https=)
CN (1) CN120077518A (https=)
WO (1) WO2024190802A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017149949A1 (ja) 2016-02-29 2017-09-08 パナソニックＩｐマネジメント株式会社 電極体の製造方法、及び非水電解質二次電池の製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04188563A (ja) * 1990-11-21 1992-07-07 Toshiba Battery Co Ltd ペースト式ニッケル正極の製造方法
JPH11221682A (ja) * 1998-02-06 1999-08-17 Fuji Photo Film Co Ltd 金属箔の超音波接合方法および装置
JP2016054180A (ja) * 2014-09-03 2016-04-14 セイコーインスツル株式会社 電子装置、及び電子装置製造方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017149949A1 (ja) 2016-02-29 2017-09-08 パナソニックＩｐマネジメント株式会社 電極体の製造方法、及び非水電解質二次電池の製造方法

Also Published As

Publication number Publication date
CN120077518A (zh) 2025-05-30
JPWO2024190802A1 (https=) 2024-09-19
WO2024190802A1 (ja) 2024-09-19
US20250357646A1 (en) 2025-11-20

Similar Documents

Publication Publication Date Title
KR102510882B1 (ko) 이차전지의 제조방법
JP5796794B2 (ja) 電池及び電池の製造方法
JP6094850B2 (ja) 蓄電素子
US12496654B2 (en) Ultrasonic welding head and welding device
JP7738626B2 (ja) 超音波接合用ホーン
CN103620824A (zh) 蓄电器件以及蓄电器件的制造方法
CN114600303A (zh) 袋型二次电池、电池组及制造袋型二次电池的方法
KR102874964B1 (ko) 용접 장치 및 방법
JP7831689B2 (ja) 二次電池
JP2018156841A (ja) 電極接合構造体
JP7247893B2 (ja) 蓄電素子
WO2023189626A1 (ja) 二次電池
JP7788282B2 (ja) 二次電池
JP2023521499A (ja) 電極組立体およびこれを含む二次電池
US20230278268A1 (en) Pouch Forming Apparatus and Method
JP7767576B2 (ja) 電池及び電池の製造方法
CN115441102B (zh) 外装体及电池
JP7825473B2 (ja) 全固体電池および全固体電池の製造方法
US12237516B2 (en) Case for secondary battery and secondary battery
CN115635180A (zh) 焊头、端子部件以及二次电池
US11195662B2 (en) Film capacitor with a film winding core having metallikon electrodes and busbars on its ends
JP2019008952A (ja) ターミナルプレートの製造方法
CN223828537U (zh) 壳体、单体电池及电池包
CN116133820B (zh) 袋成形设备
CN111266722B (zh) 一种超声波焊头和焊接装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20250327

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20250327

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20250924

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20251008

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: 20260203

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20260216

R150 Certificate of patent or registration of utility model

Ref document number: 7831689

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150