JP4592307B2 - 密閉型二次電池 - Google Patents
密閉型二次電池 Download PDFInfo
- Publication number
- JP4592307B2 JP4592307B2 JP2004075975A JP2004075975A JP4592307B2 JP 4592307 B2 JP4592307 B2 JP 4592307B2 JP 2004075975 A JP2004075975 A JP 2004075975A JP 2004075975 A JP2004075975 A JP 2004075975A JP 4592307 B2 JP4592307 B2 JP 4592307B2
- Authority
- JP
- Japan
- Prior art keywords
- sealing body
- secondary battery
- sealing
- opening
- sealed secondary
- 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
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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
Landscapes
- Sealing Battery Cases Or Jackets (AREA)
Description
べた。
1a 正極リード
2 負極
2a 負極リード
3 セパレータ
4 絶縁パッキン
10 電極体
20 缶体
30 封口体
30a,30b 板材
30c 補強突部
31 端子キャップ
31a ガス抜き穴
32 貫通穴
33 安全弁
Claims (2)
- 缶体と、この缶体の開口部を封口する封口体とによって構成される電池容器内に、正極と負極との間にセパレータを介在させた電極体と、電解液とが収容されてなる密閉型二次電池において、上記の封口体に複数本の補強突部を放射状に設け、
上記の缶体の開口部を封口体によって封口させるにあたり、缶体の開口部と封口体の縁部との間に絶縁パッキンを挟み込むようにして缶体の開口部をかしめ、封口体をこの缶体の開口部に取り付け、
上記の補強突部は封口体の縁部に到達していることを特徴とする密閉型二次電池。 - 請求項1に記載した密閉型二次電池において、上記の封口体が複数の板材が張り合わされて構成されていることを特徴とする密閉型二次電池。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004075975A JP4592307B2 (ja) | 2004-03-17 | 2004-03-17 | 密閉型二次電池 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004075975A JP4592307B2 (ja) | 2004-03-17 | 2004-03-17 | 密閉型二次電池 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2005267936A JP2005267936A (ja) | 2005-09-29 |
| JP4592307B2 true JP4592307B2 (ja) | 2010-12-01 |
Family
ID=35092274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004075975A Expired - Fee Related JP4592307B2 (ja) | 2004-03-17 | 2004-03-17 | 密閉型二次電池 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4592307B2 (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022092020A1 (ja) | 2020-10-28 | 2022-05-05 | 三洋電機株式会社 | 円筒形電池 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57179259U (ja) * | 1981-05-08 | 1982-11-13 | ||
| JP3589427B2 (ja) * | 1993-10-26 | 2004-11-17 | 日立マクセル株式会社 | 筒形アルカリ電池 |
| JPH09306458A (ja) * | 1996-05-14 | 1997-11-28 | Toshiba Battery Co Ltd | 有機電解液電池 |
| JP3386324B2 (ja) * | 1996-12-20 | 2003-03-17 | 東芝電池株式会社 | 有機電解液電池 |
| JP3751782B2 (ja) * | 1998-12-25 | 2006-03-01 | 松下電器産業株式会社 | 円筒型アルカリ蓄電池とその製造方法 |
| JP4146665B2 (ja) * | 2002-04-24 | 2008-09-10 | 松下電器産業株式会社 | 密閉型二次電池 |
-
2004
- 2004-03-17 JP JP2004075975A patent/JP4592307B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005267936A (ja) | 2005-09-29 |
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