JPWO2020096973A5 - - Google Patents

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JPWO2020096973A5
JPWO2020096973A5 JP2021521759A JP2021521759A JPWO2020096973A5 JP WO2020096973 A5 JPWO2020096973 A5 JP WO2020096973A5 JP 2021521759 A JP2021521759 A JP 2021521759A JP 2021521759 A JP2021521759 A JP 2021521759A JP WO2020096973 A5 JPWO2020096973 A5 JP WO2020096973A5
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Prior art keywords
substrate
cell
conductive portions
cap
central axis
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JP2021521759A
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JP2022512776A (en
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Priority claimed from PCT/US2019/059691 external-priority patent/WO2020096973A1/en
Publication of JP2022512776A publication Critical patent/JP2022512776A/en
Publication of JPWO2020096973A5 publication Critical patent/JPWO2020096973A5/ja
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Claims (32)

エネルギー貯蔵デバイスのセルであって、
近位端および遠位端を有する第1の基板であって、前記第1の基板は、第1の部分および第2の部分を備え、前記第2の部分は、前記近位端に位置する導電体を備え、前記導電体は、複数の導電部分を備え、前記導電部分の各々は幅を有し、前記導電部分の各々は、非導電部分によって互いに離隔している、第1の基板と、
2の基板と、
前記第1の基板と前記第2の基板との間に配置される内側セパレータとを備え、
前記第1の基板、前記内側セパレータおよび前記第2の基板は、中心軸の周りに巻かれてセルを形成する、エネルギー貯蔵デバイスのセル。
A cell of an energy storage device,
A first substrate having a proximal end and a distal end, said first substrate comprising a first portion and a second portion, said second portion being located at said proximal end. a first substrate comprising an electrical conductor, said electrical conductor comprising a plurality of conductive portions, each of said conductive portions having a width, each of said conductive portions being separated from each other by a non-conductive portion; ,
a second substrate;
an inner separator positioned between the first substrate and the second substrate;
A cell of an energy storage device, wherein said first substrate, said inner separator and said second substrate are wound around a central axis to form a cell.
前記導電体は、前記第1の基板から本質的に構成される、請求項1に記載のセル。 2. The cell of claim 1, wherein said conductor consists essentially of said first substrate. 前記第1の基板は、集電体である、請求項1に記載のセル。 2. The cell of claim 1, wherein said first substrate is a current collector. 前記第1の基板は、巻かれる際に、前記中心軸の最も近くに位置合わせされる、請求項1に記載のセル。 2. The cell of claim 1, wherein the first substrate is aligned closest to the central axis when rolled. 前記第2の基板は、巻かれる際に、前記中心軸の最も近くに位置合わせされる、請求項1に記載のセル。 2. The cell of claim 1, wherein the second substrate is aligned closest to the central axis when rolled. 前記第1の部分は、第1のコーティングと前記第2の部分との間に位置し、かつ、電気絶縁材料でコーティングされる、請求項1に記載のセル。 2. The cell of claim 1, wherein the first portion is located between the first coating and the second portion and is coated with an electrically insulating material. 前記第2の部分は、前記第1の部分に隣接して位置決めされる、請求項6に記載のセル。 7. The cell of Claim 6, wherein the second portion is positioned adjacent to the first portion. 前記第2の基板は、導電タブをさらに備える、請求項1に記載のセル。 3. The cell of claim 1, wherein said second substrate further comprises a conductive tab. 前記導電タブは、前記第2の基板の長さに沿った途中に配置され、かつ前記第2の基板の中央平面を横切って延在する、請求項8に記載のセル。 9. The cell of claim 8, wherein said conductive tab is disposed midway along the length of said second substrate and extends across a midplane of said second substrate. 前記第1の基板は、アノードおよびカソードのうちの一方を形成し、かつ前記第2の基板は、前記アノードおよび前記カソードのうちのもう一方を形成する、請求項1に記載のセル。 2. The cell of claim 1, wherein said first substrate forms one of an anode and a cathode, and said second substrate forms the other of said anode and said cathode. エネルギー貯蔵デバイスであって、
請求項1に記載のセルと、
第1端部および第2端部を備える缶と、を備え、前記第1端部は、接触面を備える第1のキャップを備える、エネルギー貯蔵デバイス。
An energy storage device,
a cell according to claim 1;
and a can having a first end and a second end, the first end comprising a first cap having a contact surface.
前記導電体は、前記接触面と電気接触している、請求項11に記載のデバイス。 12. The device of claim 11, wherein said conductor is in electrical contact with said contact surface. 前記第1端部は、底壁を備える、請求項11に記載のデバイス。 12. The device of Claim 11, wherein the first end comprises a bottom wall. 前記第1および第2端部は各々、開放端である、請求項11に記載のデバイス。 12. The device of claim 11, wherein the first and second ends are each open ended. 前記缶の第1端部は、前記第1のキャップを受け入れるように構成される、請求項14に記載のデバイス。 15. The device of Claim 14, wherein the first end of the can is configured to receive the first cap. 前記缶の第2端部は、第2のキャップを受け入れるように構成される、請求項11に記載のデバイス。 12. The device of Claim 11, wherein the second end of the can is configured to receive a second cap. 前記第1のキャップは、ニッケル(Ni)およびNi系合金のうちの少なくとも一方を含む、請求項11に記載のデバイス。 12. The device of Claim 11, wherein the first cap comprises at least one of nickel (Ni) and a Ni-based alloy. 前記第1のキャップの接触面は、前記第2の部分と電気的に接続する溶接部を備える、請求項11に記載のデバイス。 12. The device of Claim 11, wherein the contact surface of the first cap comprises a weld electrically connecting with the second portion . 請求項1に記載のセルを形成するための方法であって
前記第1の基板の上へ前記内側セパレータを配置する工程と
前記内側セパレータの上へ前記第2の基板を配置する工程と、
互いの上に配置される前記第1の基板、前記内側セパレータおよび前記第2の基板を中心軸の周りに巻いて前記セルを形成する工程と、を含む方法。
A method for forming the cell of claim 1 , comprising:
placing the inner separator over the first substrate ;
placing the second substrate over the inner separator;
winding the first substrate, the inner separator and the second substrate disposed on top of each other about a central axis to form the cell.
前記第1の基板の位置が、前記中心軸に最も近い、請求項19に記載の方法。 20. The method of claim 19, wherein the first substrate position is closest to the central axis. 前記第2の基板の位置が、前記中心軸に最も近い、請求項19に記載の方法。 20. The method of claim 19, wherein the second substrate position is closest to the central axis. 前記第1の基板、前記内側セパレータおよび前記第2の基板は、互いの上へ連続式に配置される、請求項19に記載の方法。 20. The method of claim 19, wherein said first substrate, said inner separator and said second substrate are arranged on top of each other in succession. 前記第1の部分を電気絶縁材料でコーティングする工程をさらに含む、請求項19に記載の方法。 20. The method of Claim 19, further comprising coating the first portion with an electrically insulating material. 前記第2の部分は、前記第1の部分に隣接して位置決めされる、請求項23に記載の方法。 24. The method of Claim 23, wherein the second portion is positioned adjacent to the first portion. 前記第2の基板の一部分を前記第2の基板の中央平面を横切って延伸することにより、前記第2の基板の長さに沿った途中に導電タブを形成する工程をさらに含む、請求項19に記載の方法。 20. The step of forming a conductive tab partway along the length of said second substrate by extending a portion of said second substrate across a mid-plane of said second substrate. The method described in . エネルギー貯蔵デバイスを形成する方法であって、
請求項19に記載の方法と、
第1端部および第2端部を備える缶内へセルを配置する工程であって、前記第1端部は、接触面を備える第1のキャップを備える、工程と、を含む方法。
A method of forming an energy storage device, comprising:
A method according to claim 19;
placing a cell into a can having a first end and a second end, the first end comprising a first cap having a contact surface.
前記導電体を前記接触面と電気接続させる工程をさらに含む、請求項26に記載の方法。 27. The method of claim 26, further comprising electrically connecting said conductor with said contact surface. 前記導電部分の各々は、実質的に同じ幅を有する、請求項1に記載のセル。2. The cell of claim 1, wherein each of said conductive portions has substantially the same width. 前記導電部分の各々は、実質的に同じ距離で離隔している、請求項1に記載のセル。2. The cell of claim 1, wherein each of said conductive portions are separated by substantially the same distance. 前記導電部分の各々は、漸次増大する幅を有する、請求項1に記載のセル。2. The cell of claim 1, wherein each of said conductive portions has a progressively increasing width. 前記導電部分の各々は、漸次増大する距離で離隔している、請求項1に記載のセル。2. The cell of claim 1, wherein each of said conductive portions are separated by an increasing distance. 離隔した前記導電部分の各々は、前記第1のキャップに実質的に接触し、曲がっている、請求項11に記載のデバイス。12. The device of claim 11, wherein each of said spaced conductive portions substantially contacts said first cap and is curved.
JP2021521759A 2018-11-05 2019-11-04 Cell with tabless structural electrodes Pending JP2022512776A (en)

Applications Claiming Priority (3)

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US201862755685P 2018-11-05 2018-11-05
US62/755,685 2018-11-05
PCT/US2019/059691 WO2020096973A1 (en) 2018-11-05 2019-11-04 A cell with a tabless electrode

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JP2022512776A JP2022512776A (en) 2022-02-07
JPWO2020096973A5 true JPWO2020096973A5 (en) 2022-10-31

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US (2) US11749842B2 (en)
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JP (1) JP2022512776A (en)
KR (1) KR20210082455A (en)
CN (1) CN113039681A (en)
WO (1) WO2020096973A1 (en)

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