MY202710A - Sealing body and battery - Google Patents

Sealing body and battery

Info

Publication number
MY202710A
MY202710A MYPI2020003983A MYPI2020003983A MY202710A MY 202710 A MY202710 A MY 202710A MY PI2020003983 A MYPI2020003983 A MY PI2020003983A MY PI2020003983 A MYPI2020003983 A MY PI2020003983A MY 202710 A MY202710 A MY 202710A
Authority
MY
Malaysia
Prior art keywords
flange
positive electrode
electrode cap
circumferential edge
sealing plate
Prior art date
Application number
MYPI2020003983A
Inventor
Hiroyuki Shibaoka
Original Assignee
Fdk 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 Fdk Corp filed Critical Fdk Corp
Publication of MY202710A publication Critical patent/MY202710A/en

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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/147—Lids or covers
    • H01M50/148—Lids or covers characterised by their shape
    • H01M50/152—Lids or covers characterised by their shape for cells having curved cross-section, e.g. round or elliptic
    • 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
    • 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
    • H01M50/147—Lids or covers
    • H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
    • H01M50/171—Lids or covers characterised by the methods of assembling casings with lids using adhesives or sealing agents
    • 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
    • H01M50/317—Re-sealable arrangements
    • H01M50/325—Re-sealable arrangements comprising deformable valve members, e.g. elastic or flexible valve members
    • 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
    • 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
    • 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
    • H01M50/572—Means for preventing undesired use or discharge
    • H01M50/574—Devices or arrangements for the interruption of current
    • H01M50/578—Devices or arrangements for the interruption of current in response to pressure
    • 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
    • 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)
  • Sealing Battery Cases Or Jackets (AREA)
  • Secondary Cells (AREA)

Abstract

Provided is a nickel-hydrogen secondary battery (2) comprising a sealing body (11) that seals an opening of an outer can (10), the sealing body (11) includes a sealing plate (14), and a positive electrode cap (20) welded to the sealing plate (14), the positive electrode cap (20) includes a cylindrical body section (40), an annular flange (42) provided along a circumferential edge of an opening (45) located at a base end (41) of the body section (40), and a top wall (44) provided to close a tip (43) opposite to the base end (41), and a welded part (60) between the sealing plate (14) and the positive electrode cap (20) is located at a position where a ratio of X to R in percentage is 0% or more and 2% or less, in which Risa length from a center C of the flange (42) to an outer circumferential edge (64) of the flange, and Xis a length from an edge (66) of the welded part (60) on an outer side in a radial direction of the flange to the outer circumferential edge (64) of the flange.
MYPI2020003983A 2018-02-16 2018-12-21 Sealing body and battery MY202710A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018026335A JP7093199B2 (en) 2018-02-16 2018-02-16 Seal and battery
PCT/JP2018/047134 WO2019159532A1 (en) 2018-02-16 2018-12-21 Sealing body and battery

Publications (1)

Publication Number Publication Date
MY202710A true MY202710A (en) 2024-05-16

Family

ID=67619292

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI2020003983A MY202710A (en) 2018-02-16 2018-12-21 Sealing body and battery

Country Status (6)

Country Link
US (1) US12573693B2 (en)
EP (1) EP3754742A4 (en)
JP (1) JP7093199B2 (en)
CN (1) CN111727516B (en)
MY (1) MY202710A (en)
WO (1) WO2019159532A1 (en)

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08148135A (en) * 1994-11-18 1996-06-07 Toshiba Battery Co Ltd Battery with explosion-proof function
JP3699172B2 (en) * 1995-09-18 2005-09-28 東芝電池株式会社 Cylindrical battery
JPH11354091A (en) * 1998-06-08 1999-12-24 Matsushita Electric Ind Co Ltd Battery and manufacturing method thereof
JP4465754B2 (en) 1999-10-28 2010-05-19 ソニー株式会社 Sealed battery
JP2003045393A (en) 2001-07-31 2003-02-14 Sanyo Electric Co Ltd Sealed storage battery
JP4651297B2 (en) 2004-03-30 2011-03-16 三洋電機株式会社 battery
JP2006004730A (en) * 2004-06-17 2006-01-05 Matsushita Electric Ind Co Ltd Assembly sealing plate and battery
JP2006351512A (en) 2005-05-16 2006-12-28 Matsushita Electric Ind Co Ltd Sealed secondary battery and method for manufacturing the same
KR100878701B1 (en) 2006-03-13 2009-01-14 주식회사 엘지화학 High rate charge and discharge cylindrical secondary battery
CN101772850B (en) 2007-06-07 2013-03-20 A123系统公司 Cover assembly for energy supply device with high current capacity
JP4702640B2 (en) 2008-04-18 2011-06-15 トヨタ自動車株式会社 battery
WO2012147782A1 (en) 2011-04-28 2012-11-01 三洋電機株式会社 Hermetic battery and method for manufacturing same
CN202749423U (en) * 2012-07-16 2013-02-20 松下能源(无锡)有限公司 Battery sealing plate, battery case and secondary battery
EP2927995B8 (en) * 2012-11-30 2018-11-21 FDK Corporation Positive electrode lead and alkaline secondary battery
KR101514827B1 (en) * 2013-02-26 2015-04-23 주식회사 엘지화학 Secondary battery and method for manufacturing the same
JP2015220118A (en) * 2014-05-19 2015-12-07 Fdk株式会社 Alkaline secondary battery
CN107346808A (en) 2017-07-20 2017-11-14 浙江兴海能源科技股份有限公司 A kind of automobile starting/stopping system lithium ion battery
KR102520538B1 (en) * 2017-12-05 2023-04-11 삼성에스디아이 주식회사 Secondary Battery

Also Published As

Publication number Publication date
JP7093199B2 (en) 2022-06-29
CN111727516B (en) 2023-12-05
EP3754742A4 (en) 2021-11-03
CN111727516A (en) 2020-09-29
EP3754742A1 (en) 2020-12-23
JP2019145251A (en) 2019-08-29
US12573693B2 (en) 2026-03-10
WO2019159532A1 (en) 2019-08-22
US20200365857A1 (en) 2020-11-19

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