JP4393932B2 - 非水二次電池 - Google Patents
非水二次電池 Download PDFInfo
- Publication number
- JP4393932B2 JP4393932B2 JP2004180598A JP2004180598A JP4393932B2 JP 4393932 B2 JP4393932 B2 JP 4393932B2 JP 2004180598 A JP2004180598 A JP 2004180598A JP 2004180598 A JP2004180598 A JP 2004180598A JP 4393932 B2 JP4393932 B2 JP 4393932B2
- Authority
- JP
- Japan
- Prior art keywords
- center pin
- electrode
- secondary battery
- aqueous secondary
- plate member
- 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
-
- 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
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- Secondary Cells (AREA)
Description
6 電極巻回体
10 正極
11 負極
12 セパレータ
19 センターピン
20 板部材
21 凸部
22 凹部
25 中央壁
26 周壁
26a 周壁の連出端部
Claims (3)
- 電池ケース内に、帯状の正極および負極が帯状のセパレータを挟んで円柱状に巻回された電極巻回体と、前記電極巻回体の中心空隙部に配された中空円筒状のセンターピンとを収容した非水二次電池であって、
前記センターピンが、1枚の板部材を縦長円筒状に曲げて形成されており、
前記板部材の左右端部に、凸部と凹部とがそれぞれ上下間にわたって交互に形成されており、
前記板部材の各端部の凸部が、対向する各端部の凹部を介してピン内部に嵌まり込むことで、前記両端部の前記凸部と前記凹部どうしが噛合していることを特徴とする非水二次電池。 - 電池ケース内に、帯状の正極および負極が帯状のセパレータを挟んで円柱状に巻回された電極巻回体と、前記電極巻回体の中心空隙部に配された中空円筒状のセンターピンとを収容した非水二次電池であって、
前記センターピンが、1枚の板部材をS字状に曲げて縦長円筒状に曲げ形成されており、
前記センターピンは、直径方向に延びる中央壁と、前記中央壁の両端からそれぞれ逆向き折り曲げて形成された断面半円状の一対の周壁とを有しており、
前記各周壁の連出端部が、それぞれ内向きに折り返されて、前記中央壁で受け止められていることを特徴とする非水二次電池。 - 前記センターピンが金属材料からなる請求項1又は2記載の非水二次電池。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004180598A JP4393932B2 (ja) | 2004-06-18 | 2004-06-18 | 非水二次電池 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004180598A JP4393932B2 (ja) | 2004-06-18 | 2004-06-18 | 非水二次電池 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2006004792A JP2006004792A (ja) | 2006-01-05 |
| JP4393932B2 true JP4393932B2 (ja) | 2010-01-06 |
Family
ID=35773004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004180598A Expired - Fee Related JP4393932B2 (ja) | 2004-06-18 | 2004-06-18 | 非水二次電池 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4393932B2 (ja) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100624934B1 (ko) * | 2004-10-28 | 2006-09-15 | 삼성에스디아이 주식회사 | 원통형 리튬 이차 전지 |
| KR100731453B1 (ko) | 2005-12-29 | 2007-06-21 | 삼성에스디아이 주식회사 | 원통형 리튬 이차전지 |
| JP5201664B2 (ja) * | 2008-02-29 | 2013-06-05 | 日立マクセル株式会社 | 電池の巻芯体 |
| KR101685745B1 (ko) * | 2013-09-30 | 2016-12-12 | 주식회사 엘지화학 | 권심 클램프 |
| GB201704292D0 (en) | 2017-03-17 | 2017-05-03 | Dyson Technology Ltd | Energy storage device |
| GB201704294D0 (en) | 2017-03-17 | 2017-05-03 | Dyson Technology Ltd | Energy storage device |
| GB201704293D0 (en) | 2017-03-17 | 2017-05-03 | Dyson Technology Ltd | Energy storage device |
| GB201704295D0 (en) | 2017-03-17 | 2017-05-03 | Dyson Technology Ltd | Energy storage device |
| KR102737302B1 (ko) * | 2019-10-18 | 2024-12-02 | 주식회사 엘지에너지솔루션 | 이차 전지 및 이를 포함하는 디바이스 |
| CN111009693B (zh) * | 2019-11-19 | 2021-09-17 | 南京中比新能源科技有限公司 | 一种内微调圆柱形电芯装配工艺 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3143951B2 (ja) * | 1991-05-02 | 2001-03-07 | ソニー株式会社 | 非水電解液二次電池 |
| JP3286880B2 (ja) * | 1995-03-14 | 2002-05-27 | 株式会社京浜理化工業 | 非水系二次電池 |
| JP2934827B2 (ja) * | 1996-04-01 | 1999-08-16 | 和男 田川 | 非水系二次電池およびそのガス噴出防止法 |
| JP3807528B2 (ja) * | 1998-01-16 | 2006-08-09 | 古河電池株式会社 | 円筒形2次電池 |
| JP3786349B2 (ja) * | 2001-09-18 | 2006-06-14 | 日立マクセル株式会社 | 非水二次電池 |
-
2004
- 2004-06-18 JP JP2004180598A patent/JP4393932B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006004792A (ja) | 2006-01-05 |
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