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公开(公告)号:US11411271B2
公开(公告)日:2022-08-09
申请号:US15772603
申请日:2016-11-08
发明人: Byoung Hoon Ryou , Jae Kyung Kong
IPC分类号: H01M12/06 , H01M12/02 , H01M50/20 , H01M50/116
摘要: An air-zinc battery module includes a reception part having a sealed space formed therein, a gas storage part which is located in one area in the reception part and can discharge air or oxygen therefrom, and an air-zinc battery part which is located in another area in the reception part and includes at least one air-zinc battery cell for generating electricity when air or oxygen is supplied thereto.
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公开(公告)号:US11387510B2
公开(公告)日:2022-07-12
申请号:US16977051
申请日:2019-03-22
申请人: TDK CORPORATION
发明人: Takamasa Minami , Kazuma Akimoto , Hideaki Seki
IPC分类号: H01M4/00 , H01M50/124 , H01M50/116 , H01M50/543 , H01M10/058
摘要: A non-aqueous electrolyte secondary battery in which a potential of a metal layer in an exterior body is kept noble, and corrosion can be suppressed, including: a power generation element wherein a positive electrode and a negative electrode are opposed to each other with a separator interposed therebetween, and the negative electrode is disposed on an outer side than the positive electrode; and an exterior body which covers the power generation element, and has a metal layer and a resin layer which covers both surfaces of the metal layer, and an average thickness t1 of a first part of the exterior body which covers upper and lower surfaces of the power generation element in a lamination direction of the power generation element and an average thickness t2 of a second part of the exterior body which covers side surfaces of the power generation element satisfy a relationship of t2/t1
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公开(公告)号:US11380951B2
公开(公告)日:2022-07-05
申请号:US16890049
申请日:2020-06-02
发明人: Junya Goto , Ai Nakagawa , Yuika Sato
IPC分类号: H01M10/0525 , H01M50/116 , H01G11/80 , H01G11/78 , H01G11/82 , H01M10/42
摘要: A repeatedly bendable power storage device. A highly reliable power storage device. A long-life power storage device. A repeatedly bendable electronic device. A flexible electronic device. The power storage device includes a film, a positive electrode, and a negative electrode. The film includes a plurality of projections. A difference between the maximum height and the minimum height of a surface of the film is greater than or equal to 0.15 mm and less than 0.8 mm. The modulus of rigidity of the film is less than 6.5×109 N. The film includes a metal layer. The thickness of the metal layer is greater than or equal to 5 μm and less than or equal to 200 μm. The positive electrode and the negative electrode are surrounded by the film.
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公开(公告)号:US11362363B2
公开(公告)日:2022-06-14
申请号:US16197227
申请日:2018-11-20
发明人: Shenzhao Qiu , Cheng Yuan
IPC分类号: H01M10/00 , H01M10/04 , H01M4/04 , H01M50/116 , H01M50/183 , H01M50/531 , H01M50/543
摘要: The present application discloses a battery to reduce a height of an edgefold protrusion in a direction perpendicular to a top seal, reduce structural interference between the edgefold protrusion and other components and parts, and improve a structural compactness when a user utilizes the battery. The battery includes a cell, a packaging bag, and an electrode tab. The packaging bag includes a first packaging portion configured to accommodate the cell and a second packaging portion configured to seal the cell. The second packaging portion includes a top seal configured to seal the electrode tab and two side seals intersecting the top seal. A notched structure is formed at an intersection of the top seal and the side seal. The side seal is folded over along an edge of the side seal adjacent to the first packaging portion and fixed to an outer side surface of the first packaging portion.
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公开(公告)号:US11355819B2
公开(公告)日:2022-06-07
申请号:US17100492
申请日:2020-11-20
申请人: Tiveni MergeCo, Inc.
发明人: Heiner Fees , Andreas Track , Alexander Eichhorn , Ralf Maisch , Jörg Damaske , Martin Eberhard
IPC分类号: H01M50/00 , H01M50/502 , B23K26/21 , B60L50/64 , B60L58/21 , B60K1/00 , B60K1/04 , B62D21/15 , H01M50/10 , H01M50/20 , H01M50/56 , H01M50/116 , H01M50/152 , H01M50/166 , H01M50/528 , H01M50/529 , H01M50/543 , H01M50/545 , H01M50/522 , H01M50/516 , H01M50/107 , H01M50/171 , H01M50/147 , H01M10/613 , H01M10/625 , B23K26/26 , B23K101/36 , H01M10/643 , H01M10/6552 , B23K101/38 , B62D21/18 , F16M1/00 , H01M50/572
摘要: An embodiment is directed to a multi-layer contact plate configured to establish electrical bonds to battery cells in a battery module. The multi-layer contact plate includes two or more primary conductive layers (e.g., Al, Cu, etc.), and a cell terminal connection layer (e.g., steel, Al, Cu, etc.) that is joined with, and sandwiched by, the two or more primary conductive layers. A portion of the cell terminal connection layer is configured to form a set of bonding connectors (e.g., bonding ribbons) to provide a direct electrical bond between the multi-layer contact plate and terminals (e.g., positive terminals, negative terminals, or a combination thereof) of at least one group of battery cells (e.g., a single group of battery cells, two groups of battery cells that are connected in series, etc.).
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公开(公告)号:US11342629B2
公开(公告)日:2022-05-24
申请号:US16753084
申请日:2018-11-05
申请人: LG Chem, Ltd.
发明人: Eun Suk Park , Se Woo Yang , Yoon Gyung Cho , Yang Gu Kang , Hyun Suk Kim , Hyoung Sook Park , Sang Min Park , Young Jo Yang
IPC分类号: B29C65/00 , H01M50/258 , B29C65/50 , H01M50/116
摘要: A method for manufacturing a battery module is disclosed herein. In some embodiments, a method for manufacturing a battery module which comprises a module case, in which an internal space is formed by a bottom plate and sidewalls, and an injection port is formed in the bottom plate or the sidewalls; a plurality of battery cells existing in the internal space; and a resin layer in contact with the bottom plate or the sidewalls while being in contact with the battery cells, the method including attaching a tape to cover the injection port of the bottom plate or the sidewalls; mounting an injection device of a resin composition such that the injection device is mounted on the injection port while penetrating the tape, and injecting the resin composition into the mounted injection device. The method provides a simple process and at low cost without occurrence of a reverse discharge phenomenon.
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公开(公告)号:US11309601B2
公开(公告)日:2022-04-19
申请号:US16226402
申请日:2018-12-19
申请人: Webasto SE
IPC分类号: H01M10/658 , H01M50/20 , H01M50/24 , H01M50/116 , H01M50/124
摘要: A battery system for holding battery cells in order to form a motor vehicle battery, includes a housing, system components for fastening and contacting the battery cells in the housing, and a foam body held in the housing for displacing air volume. The foam body has a recess for receiving a system component.
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公开(公告)号:US20220115687A1
公开(公告)日:2022-04-14
申请号:US17559528
申请日:2021-12-22
发明人: Mi-Geum Choi , Hang-June Choi , Jeong-O Mun
IPC分类号: H01M10/04 , H01M50/116 , H01M10/058
摘要: The present disclosure relates to a pouch casing material including two cups forming an electrode assembly receiving portion and formed integrally in one pouch film. The pouch casing material includes an upper pouch member and a lower pouch member formed integrally with each other, and the connection between the upper pouch member and the lower pouch member does not protrude toward the outside. Thus, the total length of a battery is reduced.
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公开(公告)号:US20220109192A1
公开(公告)日:2022-04-07
申请号:US17551784
申请日:2021-12-15
发明人: Tetsuya WASEDA
IPC分类号: H01M10/0585 , H01M10/0525 , H01M50/116
摘要: An all-solid-state battery including a cell laminate including two or more unit cells, and a resin layer covering a side surface of the cell laminate, wherein each unit cell includes a positive electrode current collector layer, a positive electrode active material layer, a solid electrolyte layer, a negative electrode active material layer, and a negative electrode current collector layer laminated in this order, at least one of the positive electrode current collector layer, positive electrode active material layer, solid electrolyte layer, negative electrode active material layer, and negative electrode current collector layer includes extending parts which extend more outwardly from the side surface of the cell laminate than the other layers, and gaps are formed between the extending parts, and the ratio of the compressive modulus of the resin layer to the compressive modulus of the cell laminate is 0.4 or less.
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公开(公告)号:US11258138B2
公开(公告)日:2022-02-22
申请号:US16289856
申请日:2019-03-01
发明人: Tomotaka Hagino , Yoichi Naruse
IPC分类号: B23K26/24 , H01M2/26 , H01M2/30 , H01M2/08 , H01M2/02 , H01M50/531 , B23K26/323 , B23K20/24 , B23K20/233 , B23K20/10 , H01M50/116 , H01M50/183 , H01M50/543 , B23K101/36 , B23K103/10 , B23K103/12 , B23K103/18
摘要: A welding step involves solid-state welding together an external terminal and a seat portion of an internal terminal by causing the external terminal or the internal terminal to vibrate while detaching an insulator from the external terminal in at least a region surrounding the seat portion and pressing the external terminal against the seat portion.
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