JP4861630B2 - 円筒形密閉電池用ガスケットと電池および製造方法 - Google Patents
円筒形密閉電池用ガスケットと電池および製造方法 Download PDFInfo
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- JP4861630B2 JP4861630B2 JP2005035007A JP2005035007A JP4861630B2 JP 4861630 B2 JP4861630 B2 JP 4861630B2 JP 2005035007 A JP2005035007 A JP 2005035007A JP 2005035007 A JP2005035007 A JP 2005035007A JP 4861630 B2 JP4861630 B2 JP 4861630B2
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- gasket
- battery
- terminal plate
- opening
- negative electrode
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- 238000004519 manufacturing process Methods 0.000 title claims description 16
- 238000007789 sealing Methods 0.000 claims description 46
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 238000010248 power generation Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 7
- 229910052744 lithium Inorganic materials 0.000 description 7
- 230000002950 deficient Effects 0.000 description 5
- 239000007773 negative electrode material Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 4
- 230000000630 rising effect Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000013543 active substance Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007774 positive electrode material Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
-
- 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
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- Sealing Battery Cases Or Jackets (AREA)
Description
(1)下方を底として発電要素を収容した有底円筒状電池缶を封止する円筒形密閉電池用ガスケットであって、
上記電池缶の上部開口部と、外周縁が上方に開放する略U字状に屈曲するフランジを有する皿状の端子板との間の環状間隙に被圧状態で介在し、
円筒の上端が全面開口するとともに下端の一部が開口する環状で、内周面が上記フランジの上記略U字の外面に接し、下端内面が上記フランジの上記略U字の底面に接し、外周面が上記電池缶の開口部の内面に接し、
上記内周面で、上記フランジと接する領域に連続して一周する凸条が一体形成されている、
ことを特徴とする円筒形密閉電池用ガスケット。
12 正極端子部
13 ビーディング部
14 かしめ部(カール加工部)
20 発電要素
21 正極作用物質
22 セパレータ
23 負極作用物質
24 負極集電体
25 負極リード
26 封口板
27 負極端子板
32 封口ガスケット
33 凸条
Claims (3)
- 下方を底として発電要素を収容した有底円筒状電池缶を封止する円筒形密閉電池用ガスケットであって、
上記電池缶の上部開口部と、外周縁が上方に開放する略U字状に屈曲するフランジを有する皿状の端子板との間の環状間隙に被圧状態で介在し、
円筒の上端が全面開口するとともに下端の一部が開口する環状で、内周面が上記フランジの上記略U字の外面に接し、下端内面が上記フランジの上記略U字の底面に接し、外周面が上記電池缶の開口部の内面に接し、
上記内周面で、上記フランジと接する領域に連続して一周する凸条が一体形成されている、
ことを特徴とする円筒形密閉電池用ガスケット。 - 発電要素を収容した円筒状電池缶の開口部とこの開口部を塞ぐ端子板との間の環状間隙にガスケットを被圧状態で介在させるとともに、そのガスケットと端子板の間に、電池缶内と端子板との間を隔離する導電性封口板の周辺部を挟み込ませた円筒形密閉電池であって、上記ガスケットとして請求項1に記載のガスケットを用いたことを特徴とする円筒形密閉電池。
- 請求項2に記載の円筒形密閉電池の製造方法であって、上記ガスケットを電池缶の開口部に先組みした後、上記端子板と上記封口板を上記ガスケットに組み付けて電池缶の開口部をカール加工することを特徴とする円筒形密閉電池の製造方法。
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JP2005035007A JP4861630B2 (ja) | 2005-02-10 | 2005-02-10 | 円筒形密閉電池用ガスケットと電池および製造方法 |
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JP2005035007A JP4861630B2 (ja) | 2005-02-10 | 2005-02-10 | 円筒形密閉電池用ガスケットと電池および製造方法 |
Publications (2)
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JP2006221988A JP2006221988A (ja) | 2006-08-24 |
JP4861630B2 true JP4861630B2 (ja) | 2012-01-25 |
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JP2005035007A Active JP4861630B2 (ja) | 2005-02-10 | 2005-02-10 | 円筒形密閉電池用ガスケットと電池および製造方法 |
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Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7833647B2 (en) | 2004-04-28 | 2010-11-16 | Eveready Battery Company, Inc. | Closure vent seal and assembly |
US7687189B2 (en) | 2004-04-28 | 2010-03-30 | Eveready Battery Company, Inc. | Housing for a sealed electrochemical battery cell |
JP5124242B2 (ja) * | 2007-11-12 | 2013-01-23 | Fdk株式会社 | 円筒型電池 |
JP5297697B2 (ja) * | 2008-06-04 | 2013-09-25 | Fdkエナジー株式会社 | 円筒型電池 |
US8147999B2 (en) | 2008-06-11 | 2012-04-03 | Eveready Battery Company, Inc. | Closure assembly with low vapor transmission for electrochemical cell |
JP2012252922A (ja) * | 2011-06-03 | 2012-12-20 | Fdk Energy Co Ltd | 円筒型電池 |
JP5851177B2 (ja) * | 2011-09-28 | 2016-02-03 | Fdkエナジー株式会社 | リチウム電池用正極缶、リチウム電池及びその製造方法 |
CN111937176A (zh) * | 2018-04-06 | 2020-11-13 | 三洋电机株式会社 | 电池 |
WO2019194239A1 (ja) * | 2018-04-06 | 2019-10-10 | 三洋電機株式会社 | 電池 |
US20230395909A1 (en) * | 2020-10-28 | 2023-12-07 | Sanyo Electric Co., Ltd. | Cylindrical battery gasket, method for producing cylindrical battery using same, and cylindrical battery |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS61167364A (ja) * | 1985-01-18 | 1986-07-29 | Diesel Kiki Co Ltd | 高速電磁弁 |
JPH0635335B2 (ja) * | 1988-07-08 | 1994-05-11 | アイカ工業株式会社 | セルフレベリング材 |
JPH10199495A (ja) * | 1997-01-09 | 1998-07-31 | Mitsubishi Cable Ind Ltd | 密閉型電池の密閉構造およびそれに用いられるガスケット |
JP3956456B2 (ja) * | 1997-12-26 | 2007-08-08 | 松下電器産業株式会社 | 密閉型円筒形電池用防爆封口板 |
JP3732945B2 (ja) * | 1998-03-31 | 2006-01-11 | 三洋電機株式会社 | 密閉型電池 |
JP3532110B2 (ja) * | 1999-01-14 | 2004-05-31 | Fdk株式会社 | 円筒形アルカリ電池の封口構造 |
JP2003007270A (ja) * | 2001-06-21 | 2003-01-10 | Nok Corp | 電池用ガスケット |
JP2005019118A (ja) * | 2003-06-25 | 2005-01-20 | Toshiba Battery Co Ltd | 筒型アルカリ電池 |
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