JP2011060767A - 二次電池 - Google Patents
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Abstract
【解決手段】本発明の一実施形態に係る二次電池は、第1集電板と、前記第1集電板を介して電気的に連結して互いに平行に配列する複数の電極組立体と、第1集電板と前記複数の電極組立体を収容するように形成されたカンとを含む。前記それぞれの電極組立体は2つの互いに対向する端部と前記2つの端部の間に形成される外側部とを含み、前記第1集電板は前記電極組立体の2つの端部のうちの一方端部に電気的に連結される。
【選択図】図2
Description
10:電極組立体
20:第1集電板(下部集電板)
30:第2集電板(上部集電板)
40、40’、40”、240:カン
50:キャッププレート
60:電極端子
11:負極
11a、12a:コーティング部
11b、12b:無地部
11c:第1リードタップ(負極リードタップ)
12:正極
12c:第2リードタップ(正極リードタップ)
13:セパレータ
14:セクターピン
31:連結部材
32:連結口
33:下部インシュレータ
34:上部インシュレータ
51:電極端子口
W11:負極コーティング部幅
W12:正極コーティング部幅
Claims (21)
- 第1集電板と、
前記第1集電板を介して電気的に連結して互いに平行に配列する複数の電極組立体と、
第1集電板と前記複数の電極組立体を収容するように形成されたカンと、
を含み、
前記それぞれの電極組立体は2つの互いに対向する端部と前記2つの端部の間に形成される外側部とを含み、前記第1集電板は前記電極組立体の2つの端部のうちの一方端部に電気的に連結される二次電池。 - 前記それぞれの電極組立体は円筒形状を有する請求項1に記載の二次電池。
- 前記カンは少なくとも1つの非線形部を含み、前記非線形部の内面は前記少なくとも1つの電極組立体の外側部と対向する請求項1に記載の二次電池。
- 前記非線形部は少なくとも1つの湾曲面を含む請求項3に記載の二次電池。
- 前記少なくとも1つの湾曲面の曲率は、前記それぞれの電極組立体の外側部の曲率と実質的に類似する請求項4に記載の二次電池。
- 前記少なくとも1つの湾曲面は、前記少なくとも1つの電極組立体の外側部と接触する請求項4に記載の二次電池。
- 前記電極組立体の他側端部に電気的に連結する第2集電板をさらに含む請求項1に記載の二次電池。
- 前記それぞれの電極組立体は、正極、負極、および前記正極と負極の間に介在するセパレータを含み、
前記正極および負極はそれぞれ前記第1および第2集電板に電気的に連結する請求項7に記載の二次電池。 - 前記正極および負極それぞれはコーティング部と無地部とを含み、
前記正極コーティング部の幅は前記負極コーティング部の幅よりもさらに小さく形成される請求項8に記載の二次電池。 - 前記カンを閉鎖するように形成されたキャッププレートと、
前記キャッププレートに形成される電極端子と、
前記電極端子と前記第1集電板を電気的に連結するように形成された連結部材と、
をさらに含み、
前記連結部材は前記電極組立体を支持するように形成され、前記電極組立体が前記カン内で動かないようにする請求項1に記載の二次電池。 - 前記カンは互いに対向する2つの端部を含み、
前記キャッププレートは前記カンの一端部に位置し、
前記電極端子は前記正極端子と負極端子のうちの1つとして機能するように形成され、
前記カンの他の端部は前記正極端子と負極端子のうちの他の1つとして機能するように形成された請求項10に記載の二次電池。 - 前記電極組立体は前記カン内部で単一列を形成するように配列される請求項1に記載の二次電池。
- 前記電極組立体は前記カン内部で複数列を形成するように配列される請求項1に記載の二次電池。
- 第1集電板と、
前記第1集電板を介して電気的に連結して互いに平行に配列する複数の円筒形の電極組立体と、
前記第1集電板と前記複数の円筒形の電極組立体を収容するように形成されたカンと、
を含み、
前記それぞれの電極組立体は2つの互いに対向する端部と前記2つの端部の間に形成される円筒形の側部とを含み、前記第1集電板は前記電極組立体の2つの端部のうちの一方端部に電気的に連結し、前記電極組立体は接着剤によって囲まれなく、
前記カンは前記電極組立体を堅固に支持するように形成され、前記電極組立体が前記カン内部で動かないように形成された二次電池。 - 前記電極組立体の他側端部に電気的に連結する第2集電板をさらに含む請求項14に記載の二次電池。
- 前記カンは互いに対向する2つの端部を含み、
前記カンの一方端部を閉鎖するように形成されたキャッププレートをさらに含み、
前記第2集電板は前記カンの他側端部に直接に連結する請求項15に記載の二次電池。 - 前記カンを閉鎖するように形成されるキャッププレートと、
前記キャッププレートに形成される電極端子と、
前記電極端子と前記第1集電板を電気的に連結する連結部材と、
を含み、
前記連結部材は前記電極組立体を支持し、前記電極組立体が前記カン内で動かないように形成される請求項14に記載の二次電池。 - 前記カンは2つの湾曲面を含み、前記それぞれの湾曲面は互いに異なる曲率を有するように形成される請求項14に記載の二次電池。
- 前記電極組立体は複数列を形成するように配列される請求項14に記載の二次電池。
- 前記それぞれの電極組立体は正極、負極、および前記正極と負極の間に介在するセパレータを含み、
前記正極および負極それぞれはコーティング部と無地部とを含み、
前記正極コーティング部の幅は前記負極コーティング部の幅よりもさらに小さく形成される請求項14に記載の二次電池。 - 第1集電板と、
第2集電板と、
前記第1集電板と第2集電板を介して電気的に連結して互いに平行に配列する複数の電極組立体と、
2つの互いに対向する端部を含んで前記第1集電板と前記複数の電極組立体を収容するように形成されたカンと、
前記カンの一方端部を閉鎖するように形成されたキャッププレートと、
を含み、
前記それぞれの電極組立体は2つの互いに対向する端部と前記2つの端部の間に形成される外側部を含み、前記第1集電板と第2集電板は前記電極組立体の2つの端部に電気的に連結し、
前記カンは少なくとも1つの非線形部を含み、前記非線形部の内面は前記少なくとも1つの電極組立体の外側部と対向し、
前記第1集電板および第2集電板のうちの1つは前記カンの他側端部と直接に連結する二次電池。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US24128809P | 2009-09-10 | 2009-09-10 | |
US61/241,288 | 2009-09-10 | ||
US12/870,595 | 2010-08-27 | ||
US12/870,595 US8815437B2 (en) | 2009-09-10 | 2010-08-27 | Rechargeable battery |
Publications (2)
Publication Number | Publication Date |
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JP2011060767A true JP2011060767A (ja) | 2011-03-24 |
JP5345114B2 JP5345114B2 (ja) | 2013-11-20 |
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Application Number | Title | Priority Date | Filing Date |
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JP2010202914A Expired - Fee Related JP5345114B2 (ja) | 2009-09-10 | 2010-09-10 | 二次電池 |
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US (1) | US8815437B2 (ja) |
EP (1) | EP2296205B1 (ja) |
JP (1) | JP5345114B2 (ja) |
KR (1) | KR101319383B1 (ja) |
CN (1) | CN102024933B (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2012099464A (ja) * | 2010-11-01 | 2012-05-24 | Samsung Sdi Co Ltd | 二次電池 |
JP2013038055A (ja) * | 2011-08-08 | 2013-02-21 | Samsung Sdi Co Ltd | 二次電池 |
WO2023105987A1 (ja) * | 2021-12-09 | 2023-06-15 | 株式会社Gsユアサ | 蓄電素子 |
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CN209843858U (zh) * | 2019-06-27 | 2019-12-24 | 奕顺龙能源科技(北京)有限公司 | 大容量单体电池 |
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Also Published As
Publication number | Publication date |
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US8815437B2 (en) | 2014-08-26 |
US20110059352A1 (en) | 2011-03-10 |
EP2296205B1 (en) | 2015-12-02 |
JP5345114B2 (ja) | 2013-11-20 |
EP2296205A1 (en) | 2011-03-16 |
CN102024933A (zh) | 2011-04-20 |
KR101319383B1 (ko) | 2013-10-17 |
CN102024933B (zh) | 2014-09-17 |
KR20110027606A (ko) | 2011-03-16 |
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