JP6884795B2 - 折り畳まれた封止部を有する段差型電気化学セル - Google Patents
折り畳まれた封止部を有する段差型電気化学セル Download PDFInfo
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- H—ELECTRICITY
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- 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
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- 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
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Description
110a 第1のシート
110b 第2のシート
115 内部領域
120 側部シール
125 未使用スペース
200 パッケージ
210a 第1のシート
210b 第2のシート
215 内部領域
220 側部シール
225 未使用スペース
300 パッケージ
310a 第1のシート
310b 第2のシート
315 内部領域
320 側部シール
325 未使用スペース
400 パッケージ
410a 第1のシート
410b 第2のシート
415 内部領域
420 側部シール
425 未使用スペース
500 パッケージ
510a 第1のシート
510b 第2のシート
515 内部領域
520 側部シール
525 未使用スペース
600 パッケージ
601 エネルギー貯蔵デバイス
602 外表面
605 電極
605’ 電極
605’’ 電極
610’a 壁
610’b 壁
610h セル収容部
610s 封止部
615 内部領域
620 側部シール
640 窪み
640step 段差領域
Claims (25)
- セル収容部及び封止部と、
前記セル収容部の内部領域内に収容された電極のスタックであって、各電極が、幅、長さ及び厚さの寸法を有し、1つ又はそれ以上の電極が、前記電極のスタックにおける他の電極の対応する寸法より小さい少なくとも1つの寸法を有する、電極のスタックと、
前記封止部に隣接する前記セル収容部の窪みであって、前記窪みが、前記電極のスタックにおける他の電極の対応する寸法より小さい少なくとも1つの寸法を有する1つ又はそれ以上の電極の形状に従う前記内部領域に段差領域を形成する、窪みと、
を備え、
前記封止部の少なくとも一部が前記窪みに存在するように、前記封止部が、前記セル収容部上に折り畳まれる、パウチ型エネルギー貯蔵デバイスであり、
前記パウチ型エネルギー貯蔵デバイスが、第1の主要な外表面、第2の主要な外表面、及びそれらの間に延びるデバイス厚さを含み、前記封止部が、封止部の幅、封止部の長さ及び封止部の厚さを有し、前記デバイスの厚さが、前記封止部の幅よりも小さい、パウチ型エネルギー貯蔵デバイス。 - 前記デバイスが、リチウムイオン電池、リチウムポリマー電池又は金属リチウム電池である、請求項1に記載のデバイス。
- 前記セル収容部の壁が、壁厚を有し、前記封止部が、前記セル収容部の壁の壁厚の2倍である封止部の厚さを有する、請求項1又は2に記載のデバイス。
- 前記デバイスが、少なくとも2つの封止部を備える、請求項1から3の何れか一項に記載のデバイス。
- 前記封止部の幅が、1.5mmから10mmの範囲にある、請求項4に記載のデバイス。
- 前記デバイスが、第1の主要な表面及び第2の主要な表面を備え、前記封止部が、前記デバイスの前記第1の主要な表面に隣接して折り畳まれ、前記窪みが、前記デバイスの前記第2の主要な表面に隣接して位置する、請求項1から5の何れか一項に記載のデバイス。
- 前記封止部が、複数の層を形成するように折り畳まれている、請求項1から6の何れか一項に記載のデバイス。
- 前記封止部が、前記セル収容部上に取り付けられている、請求項1から7の何れか一項に記載のデバイス。
- セル収容部の内部領域を画定する壁を提供する段階であって、前記壁が、前記内部領域内にアノード、カソード、セパレータ及び電解質を収容するように構成される段階と、
前記セル収容部に電極のスタックを挿入する段階であって、各電極が、幅、長さ及び厚さの寸法を有し、1つ又はそれ以上の電極が、前記電極のスタックにおける他の電極の対応する寸法より小さい少なくとも1つの寸法を有する、段階と、
封止部を形成するために前記壁の部分を熱シールする段階と、
前記封止部の一部が前記セル収容部の窪みに存在するように、前記封止部を前記セル収容部上に折り畳む段階であって、前記窪みが、前記電極のスタックにおける他の電極の対応する寸法より小さい少なくとも1つの寸法を有する1つ又はそれ以上の電極の形状に従う段階と、
を含む、パウチ型エネルギー貯蔵デバイスの製造方法であり、
前記パウチ型エネルギー貯蔵デバイスが、第1の主要な外表面、第2の主要な外表面、及びそれらの間に延びるデバイス厚さを含み、前記封止部が、封止部の幅、封止部の長さ及び封止部の厚さを有し、前記デバイスの厚さが、前記封止部の幅よりも小さい、パウチ型エネルギー貯蔵デバイスの製造方法。 - 前記セル収容部に前記窪みを形成する段階をさらに含み、前記窪みが、前記封止部の少なくとも一部を収容する大きさである、請求項9に記載の方法。
- 前記窪みが、前記内部領域に段差領域を画定する、請求項9又は10に記載の方法。
- 壁を提供する段階が、アルミニウムラミネートパウチ材料を提供する段階を含む、請求項9から11の何れか一項に記載の方法。
- 前記壁の部分を熱シールする段階が、前記壁の部分を密封封止する段階を含む、請求項9から12の何れか一項に記載の方法。
- 前記封止部を前記セル収容部上に折り畳む段階が、
前記収容部の第1の主要な表面に隣接して前記封止部の第1の領域を折り畳む段階と、
前記収容部の第2の主要な表面に隣接して前記封止部の第2の領域を折り畳む段階と、
を含む、請求項9から13の何れか一項に記載の方法。 - 前記封止部を前記セル収容部上に取り付ける段階をさらに含む、請求項9から14の何れか一項に記載の方法。
- 内部領域を画定する壁を有するセル収容部であって、前記壁が、前記内部領域内にアノード、カソード、セパレータ及び電解質を収容するように構成され、前記セル収容部が窪みを備える、セル収容部と、
前記セル収容部から延びる封止部であって、前記封止部の一部が前記窪みに位置するように前記セル収容部上に折り畳まれ、前記窪みが、電極のスタックにおける他の電極の対応する寸法より小さい少なくとも1つの寸法を有する1つ又はそれ以上の電極の形状に従う封止部と、
を備える、エネルギー貯蔵デバイス用パウチであり、
前記エネルギー貯蔵デバイス用パウチが、第1の主要な外表面、第2の主要な外表面、及び、それらの間に延びるパウチ厚さを含み、前記封止部が、封止部の幅、封止部の長さ及び封止部の厚さを有し、前記パウチの厚さが、前記封止部の幅よりも小さい、エネルギー貯蔵デバイス用パウチ。 - 前記壁が、リチウムイオン電池、リチウムポリマー電池又は金属リチウム電池を収容するように構成されている、請求項16に記載のパウチ。
- 前記セル収容部の壁及び前記封止部が、アルミニウムラミネートパウチ材料を含む、請求項16又は17に記載のパウチ。
- 前記窪みが、前記セル収容部の内部領域に段差領域を形成する、請求項16から18の何れか一項に記載のパウチ。
- 前記セル収容部の壁が、壁厚を有し、前記封止部が、前記セル収容部の壁の壁厚の2倍の封止部の厚さを有する、請求項16から19の何れか一項に記載のパウチ。
- 前記パウチが、少なくとも2つの封止部を備える、請求項16から20の何れか一項に記載のパウチ。
- 前記封止部の幅が、1.5mm〜10mmの範囲である、請求項16に記載のパウチ。
- 前記パウチが、第1の主要な表面及び第2の主要な表面を含み、前記封止部が、前記パウチの第1の主要な表面に隣接して折り畳まれ、前記窪みが、前記パウチの第2の主要な表面に隣接して位置する、請求項16から22の何れか一項に記載のパウチ。
- 前記封止部が、複数の層を形成するように折り畳まれている、請求項16から23の何れか一項に記載のパウチ。
- 前記封止部が、前記セル収容部上に取り付けられている、請求項16から24の何れか一項に記載のパウチ。
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US15/081,801 | 2016-03-25 | ||
US15/081,801 US11171375B2 (en) | 2016-03-25 | 2016-03-25 | Stepped electrochemical cells with folded sealed portion |
PCT/US2017/021445 WO2017165122A1 (en) | 2016-03-25 | 2017-03-08 | Stepped electrochemical cells with folded sealed portion |
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US10603867B1 (en) | 2011-05-24 | 2020-03-31 | Enevate Corporation | Carbon fibers and methods of producing the same |
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US11171375B2 (en) | 2021-11-09 |
PL3433890T3 (pl) | 2020-11-30 |
HUE048621T2 (hu) | 2020-08-28 |
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