CN101188280B - 圆筒式二次电池 - Google Patents
圆筒式二次电池 Download PDFInfo
- Publication number
- CN101188280B CN101188280B CN200710194603XA CN200710194603A CN101188280B CN 101188280 B CN101188280 B CN 101188280B CN 200710194603X A CN200710194603X A CN 200710194603XA CN 200710194603 A CN200710194603 A CN 200710194603A CN 101188280 B CN101188280 B CN 101188280B
- Authority
- CN
- China
- Prior art keywords
- groove
- barrier film
- battery
- cracking
- depth
- 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.)
- Expired - Fee Related
Links
- 230000000630 rising effect Effects 0.000 claims abstract description 7
- 238000005336 cracking Methods 0.000 claims description 184
- 230000004888 barrier function Effects 0.000 claims description 120
- 238000003825 pressing Methods 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 8
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims 1
- 238000004804 winding Methods 0.000 abstract description 22
- 230000002093 peripheral effect Effects 0.000 abstract description 16
- 239000012141 concentrate Substances 0.000 abstract description 5
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 abstract description 2
- 229910001416 lithium ion Inorganic materials 0.000 abstract description 2
- 229910052744 lithium Inorganic materials 0.000 description 49
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 48
- 238000012360 testing method Methods 0.000 description 21
- 230000000052 comparative effect Effects 0.000 description 9
- 238000009783 overcharge test Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 239000008151 electrolyte solution Substances 0.000 description 6
- 229910000838 Al alloy Inorganic materials 0.000 description 5
- 239000003792 electrolyte Substances 0.000 description 5
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 3
- 241000220317 Rosa Species 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000005030 aluminium foil Substances 0.000 description 2
- 229910003481 amorphous carbon Inorganic materials 0.000 description 2
- 239000007767 bonding agent Substances 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 229910003002 lithium salt Inorganic materials 0.000 description 2
- 159000000002 lithium salts Chemical class 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000007773 negative electrode material Substances 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910006884 Li1+xMyMn2-x-yO4 Inorganic materials 0.000 description 1
- 229910006878 Li1+xMyMn2−x−yO4 Inorganic materials 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical group [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- KLARSDUHONHPRF-UHFFFAOYSA-N [Li].[Mn] Chemical compound [Li].[Mn] KLARSDUHONHPRF-UHFFFAOYSA-N 0.000 description 1
- WEVMDWQCQITELQ-UHFFFAOYSA-N [O-]B(O)O.[Li+].F.F.F.F Chemical compound [O-]B(O)O.[Li+].F.F.F.F WEVMDWQCQITELQ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 150000002596 lactones Chemical class 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical class O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 1
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
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/342—Non-re-sealable arrangements
- H01M50/3425—Non-re-sealable arrangements in the form of rupturable membranes or weakened parts, e.g. pierced with the aid of a sharp member
-
- 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
- H01M50/10—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
- H01M50/50—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
- 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
- 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
- H01M50/107—Primary casings; Jackets or wrappings characterised by their shape or physical structure having curved cross-section, e.g. round or elliptic
-
- 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)
- Gas Exhaust Devices For Batteries (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
项目 | 1C过充电试验 | 2C过充电试验 | 钉刺试验 | 压坏试验 |
比较例1 | ◎ | × | × | × |
实施例1 | ◎ | × | ○ | × |
实施例2 | ◎ | △ | ◎ | △ |
实施例3 | ◎ | ○ | ◎ | ○ |
实施例4 | ◎ | ◎ | ◎ | ○ |
实施例5 | ◎ | ◎ | ◎ | ◎ |
实施例6 | ◎ | ◎ | ◎ | ◎ |
Claims (7)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006-316737 | 2006-11-24 | ||
JP2006316737A JP4346637B2 (ja) | 2006-11-24 | 2006-11-24 | 円筒型二次電池 |
JP2006316737 | 2006-11-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101188280A CN101188280A (zh) | 2008-05-28 |
CN101188280B true CN101188280B (zh) | 2010-06-02 |
Family
ID=39083283
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200710194603XA Expired - Fee Related CN101188280B (zh) | 2006-11-24 | 2007-11-23 | 圆筒式二次电池 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7771863B2 (zh) |
EP (1) | EP1926161B1 (zh) |
JP (1) | JP4346637B2 (zh) |
CN (1) | CN101188280B (zh) |
DE (1) | DE602007009018D1 (zh) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100551885B1 (ko) * | 2003-10-20 | 2006-02-10 | 삼성에스디아이 주식회사 | 리튬 이온 2차 전지 |
KR100912789B1 (ko) * | 2006-09-11 | 2009-08-18 | 주식회사 엘지화학 | 안전성이 향상된 원통형 이차전지 |
KR100882916B1 (ko) | 2007-08-27 | 2009-02-10 | 삼성에스디아이 주식회사 | 이차전지 |
US8936880B2 (en) | 2008-06-30 | 2015-01-20 | Lg Chem, Ltd. | Cylindrical lithium secondary battery with pressure activated current interruptive device |
US8486546B2 (en) | 2008-12-01 | 2013-07-16 | Samsung Sdi Co., Ltd. | Cap assembly and secondary battery using the same with notched vent member |
KR101050535B1 (ko) | 2008-12-18 | 2011-07-20 | 삼성에스디아이 주식회사 | 캡 조립체 및 이를 구비하는 이차 전지 |
KR101056425B1 (ko) * | 2008-12-24 | 2011-08-11 | 에스비리모티브 주식회사 | 이차 전지 |
US20100215997A1 (en) * | 2009-02-25 | 2010-08-26 | Samsung Sdi Co., Ltd. | Rechargeable battery |
KR101023103B1 (ko) | 2009-03-11 | 2011-03-24 | 에스비리모티브 주식회사 | 이차 전지 |
JP5152098B2 (ja) * | 2009-05-15 | 2013-02-27 | トヨタ自動車株式会社 | 密閉型二次電池 |
KR101023880B1 (ko) * | 2009-06-08 | 2011-03-22 | 삼성에스디아이 주식회사 | 이차 전지 |
KR101084209B1 (ko) * | 2009-10-29 | 2011-11-17 | 삼성에스디아이 주식회사 | 캡업의 구조가 개선된 원통형 이차전지 |
JP5103489B2 (ja) * | 2010-01-29 | 2012-12-19 | 日立ビークルエナジー株式会社 | 密閉型電池 |
US8936869B2 (en) * | 2010-01-29 | 2015-01-20 | Hitachi Automotive Systems, Ltd. | Sealed cell and method of manufacture thereof |
JP4605823B1 (ja) * | 2010-03-29 | 2011-01-05 | 章 池田 | 密閉型電池の安全弁及びそれを用いた密閉型電池 |
CN102479969A (zh) * | 2010-11-19 | 2012-05-30 | 朱益辉 | 一种颠覆传统结构的环柱体动力电池 |
TWI450432B (zh) | 2011-03-29 | 2014-08-21 | Ind Tech Res Inst | 電池端蓋組 |
TWI419395B (zh) | 2011-04-19 | 2013-12-11 | Ind Tech Res Inst | 二次電池結構 |
WO2012153675A1 (ja) | 2011-05-09 | 2012-11-15 | 新日本製鐵株式会社 | 二次電池用電池缶 |
US9741994B2 (en) * | 2012-09-28 | 2017-08-22 | Hitachi Automotive Systems, Ltd. | Secondary battery with current breaking mechanism |
KR101975389B1 (ko) * | 2013-01-04 | 2019-05-07 | 삼성에스디아이 주식회사 | 이차 전지 |
AU2013377013B2 (en) * | 2013-02-01 | 2016-06-30 | Emd Acquisition Llc | Improved lithium manganese oxide compositions |
GB2517468A (en) * | 2013-08-21 | 2015-02-25 | Jaguar Land Rover Ltd | Vent apparatus for a battery casing |
US11303002B2 (en) * | 2014-03-18 | 2022-04-12 | Vehicle Energy Japan Inc. | Secondary battery |
FR3027647B1 (fr) * | 2014-10-24 | 2016-12-09 | Commissariat Energie Atomique | Disque de rupture pour dispositif de protection contre les surpressions a l'interieur d'un equipement, application a un equipement destine a contenir successivement deux gaz de nature chimique differente |
KR102493946B1 (ko) * | 2015-12-24 | 2023-01-31 | 삼성에스디아이 주식회사 | 이차전지 |
US11047508B2 (en) | 2017-03-30 | 2021-06-29 | Donaldson Company, Inc. | Vent with relief valve |
JP7025861B2 (ja) * | 2017-08-22 | 2022-02-25 | 大和製罐株式会社 | 封口板 |
US10930900B2 (en) * | 2018-03-23 | 2021-02-23 | Sf Motors, Inc. | Battery cell for electric vehicle battery pack |
KR102618121B1 (ko) * | 2019-05-22 | 2023-12-27 | 삼성에스디아이 주식회사 | 이차 전지 |
KR102259159B1 (ko) * | 2020-10-12 | 2021-06-01 | (주)성우 | 이차전지용 캡플레이트 제조방법 및 이로부터 제조되는 이차전지용 캡플레이트 |
DE102022120002A1 (de) | 2022-08-09 | 2024-02-15 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Deckel einer Rundzelle einer Traktionsbatterie und Verfahren zum Herstellen desselben |
DE102023127572B3 (de) | 2023-10-10 | 2024-05-08 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Verfahren zum Herstellen einer Rundzelle einer Traktionsbatterie |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4803136A (en) * | 1985-09-30 | 1989-02-07 | Emerson Electric Co. | Method of manufacturing a safety vented container and product |
CN2338881Y (zh) * | 1998-08-26 | 1999-09-15 | 北京有色金属研究总院 | 密封电池防爆安全帽 |
CN2824298Y (zh) * | 2005-08-02 | 2006-10-04 | 周基平 | 一种电池防爆盖板及具有此盖板的锂离子电池 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3222952B2 (ja) | 1992-10-28 | 2001-10-29 | 三洋電機株式会社 | 防爆型の密閉電池 |
JPH07254402A (ja) * | 1994-03-15 | 1995-10-03 | Toshiba Battery Co Ltd | 密閉形電池 |
JP3565580B2 (ja) | 1994-06-24 | 2004-09-15 | Fdk株式会社 | 防爆安全装置を備えた電池とその製造方法 |
US5741606A (en) | 1995-07-31 | 1998-04-21 | Polystor Corporation | Overcharge protection battery vent |
DE69635250T2 (de) | 1995-10-31 | 2006-07-06 | Matsushita Electric Industrial Co., Ltd., Kadoma | Explosionssichere Dichtungsplatte für hermetische Zelle und Herstellungsverfahren |
US5853912A (en) * | 1996-07-10 | 1998-12-29 | Saft America, Inc. | Lithium ion electrochemical cell with safety valve electrical disconnect |
JP3392656B2 (ja) | 1996-09-19 | 2003-03-31 | 松下電器産業株式会社 | 防爆型電池缶 |
US6730430B2 (en) | 2001-07-09 | 2004-05-04 | Nan Ya Plastics Corporation | Explosion-proof safety structure for column shape lithium battery |
JP3786074B2 (ja) | 2002-10-10 | 2006-06-14 | 新神戸電機株式会社 | 密閉型電池 |
JP4612321B2 (ja) | 2003-04-04 | 2011-01-12 | 株式会社東芝 | 非水電解質二次電池 |
-
2006
- 2006-11-24 JP JP2006316737A patent/JP4346637B2/ja not_active Expired - Fee Related
-
2007
- 2007-11-19 US US11/942,286 patent/US7771863B2/en not_active Expired - Fee Related
- 2007-11-21 DE DE602007009018T patent/DE602007009018D1/de active Active
- 2007-11-21 EP EP07121241A patent/EP1926161B1/en not_active Expired - Fee Related
- 2007-11-23 CN CN200710194603XA patent/CN101188280B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4803136A (en) * | 1985-09-30 | 1989-02-07 | Emerson Electric Co. | Method of manufacturing a safety vented container and product |
CN2338881Y (zh) * | 1998-08-26 | 1999-09-15 | 北京有色金属研究总院 | 密封电池防爆安全帽 |
CN2824298Y (zh) * | 2005-08-02 | 2006-10-04 | 周基平 | 一种电池防爆盖板及具有此盖板的锂离子电池 |
Non-Patent Citations (1)
Title |
---|
JP特开平10-92397A 1998.04.10 |
Also Published As
Publication number | Publication date |
---|---|
DE602007009018D1 (de) | 2010-10-21 |
JP4346637B2 (ja) | 2009-10-21 |
EP1926161B1 (en) | 2010-09-08 |
CN101188280A (zh) | 2008-05-28 |
US20080182159A1 (en) | 2008-07-31 |
EP1926161A2 (en) | 2008-05-28 |
US7771863B2 (en) | 2010-08-10 |
EP1926161A3 (en) | 2009-04-01 |
JP2008130482A (ja) | 2008-06-05 |
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