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    Energy storage device
    1.
    发明授权
    Energy storage device 有权

    公开(公告)号：US10991969B2

    公开(公告)日：2021-04-27

    申请号：US14824369

    申请日：2015-08-12

    Applicant: GS Yuasa International Ltd.

    Inventor： Takeshi Sasaki ,  Taro Yamafuku ,  Masaki Masuda

    IPC: H01M10/04 ,  H01M4/587 ,  H01M4/583 ,  H01M10/0525 ,  H01M10/052

    Abstract: An energy storage device includes: a flattened electrode assembly formed by winding electrodes such that a hollow portion is formed, the electrode assembly including a pair of curved portions opposed manner in a major axis direction and a pair of flat portions opposed in a minor axis direction; and a case storing the electrode assembly therein, wherein assuming a thickness of the flat portion in the minor axis direction as A, a thickness of the curved portion in a radial direction as B, and a thickness of the hollow portion in the minor axis direction as W, the electrode assembly satisfies A+(W/2)≤B in a state where the electrode assembly is discharged.

    ELECTRIC STORAGE DEVICE AND MANUFACTURING METHOD THEREOF
    2.
    发明申请
    ELECTRIC STORAGE DEVICE AND MANUFACTURING METHOD THEREOF 有权
    电储存装置及其制造方法

    公开(公告)号：US20140199582A1

    公开(公告)日：2014-07-17

    申请号：US14152911

    申请日：2014-01-10

    Applicant: GS Yuasa International Ltd.

    Inventor： Takeshi SASAKI ,  Taro Yamafuku ,  Kazuki Kawaguchi ,  Masaki Masuda

    IPC: H01M10/0585 ,  H01M10/04 ,  H01M10/0525

    CPC classification number: H01M4/0409 ,  H01M4/043 ,  H01M4/136 ,  H01M4/1397 ,  H01M4/364 ,  H01M4/5825 ,  H01M4/623 ,  H01M4/625 ,  H01M4/663 ,  H01M4/667 ,  H01M10/0525 ,  H01M10/0587 ,  H01M2004/021

    Abstract: Provided is an electric storage device including: a first electrode plate; a second electrode plate having a polarity opposite to that of the first electrode plate; and a separator interposed between the first electrode plate and the second electrode plate, wherein the first electrode plate includes a current collector and a mixture layer laminated onto the current collector, the mixture layer contains at least one of the binder and the conductive additive, primary particles of an active material, and secondary particles each having a hollow region formed therein by aggregation of a plurality of the primary particles, and the at least one of the binder and the conductive additive is partially distributed in the hollow region.

    Abstract translation: 提供一种蓄电装置，包括：第一电极板; 第二电极板，其极性与第一电极板的极性相反; 以及夹在所述第一电极板和所述第二电极板之间的隔膜，其中，所述第一电极板包括集电体和层叠在所述集电体上的混合层，所述混合层包含所述粘合剂和所述导电性添加剂中的至少一种， 活性物质的颗粒和通过多个一次粒子的聚集而形成在其中的中空区域的二次粒子，并且粘合剂和导电性添加剂中的至少一种部分地分布在中空区域中。

    ENERGY STORAGE DEVICE AND METHOD OF MANUFACTURING ENERGY STORAGE DEVICE
    3.
    发明申请
    ENERGY STORAGE DEVICE AND METHOD OF MANUFACTURING ENERGY STORAGE DEVICE 有权
    能源储存装置及其制造能源储存装置的方法

    公开(公告)号：US20150357624A1

    公开(公告)日：2015-12-10

    申请号：US14732692

    申请日：2015-06-06

    Applicant: GS Yuasa International Ltd.

    Inventor： Taro YAMAFUKU ,  Kazuki Kawaguchi ,  Masaki Masuda ,  Masashi Takano

    IPC: H01M2/36 ,  H01M10/04

    CPC classification number: H01M2/36 ,  H01G11/58 ,  H01G11/78 ,  H01G11/80 ,  H01G11/82 ,  H01M2/0217 ,  H01M2/364 ,  H01M10/0431 ,  H01M10/0525 ,  H01M10/0587

    Abstract: An energy storage device includes: a first guide portion which is arranged in the inside of a case and allows an electrolyte solution to flow toward one end of an electrode assembly in a winding axis direction from an electrolyte solution pouring hole; and a second guide portion which is arranged in the inside of the case and allows a fluid to flow toward the electrolyte solution pouring hole from the inside of the case, and which prevents the electrolyte solution from flowing toward the other end of the electrode assembly in the winding axis direction from the electrolyte solution pouring hole or suppresses the electrolyte solution from flowing toward the other end of the electrode assembly in the winding axis direction from the electrolyte solution pouring hole.

    Abstract translation: 一种能量存储装置，包括：第一引导部，其布置在壳体的内部，并且允许电解质溶液从电解质溶液注入孔沿着卷绕轴线方向流过电极组件的一端; 以及第二引导部，其布置在壳体的内部，并且允许流体从壳体的内部朝向电解质溶液注入孔流动，并且防止电解质溶液朝向电极组件的另一端流动 从电解液注入孔的卷绕轴方向，或者抑制电解质溶液从电解液注入孔向卷绕轴方向的电极组的另一端流动。

    ELECTRIC STORAGE DEVICE AND MANUFACTURING METHOD THEREOF
    4.
    发明申请
    ELECTRIC STORAGE DEVICE AND MANUFACTURING METHOD THEREOF 有权
    电储存装置及其制造方法

    公开(公告)号：US20140199589A1

    公开(公告)日：2014-07-17

    申请号：US14152933

    申请日：2014-01-10

    Applicant: GS Yuasa International Ltd.

    Inventor： Taro Yamafuku ,  Masaki Masuda ,  Kazuki Kawaguchi ,  Takeshi Sasaki

    IPC: H01M4/36

    CPC classification number: H01M4/364 ,  H01M4/0404 ,  H01M4/043 ,  H01M4/136 ,  H01M4/1397 ,  H01M4/622 ,  H01M4/661 ,  H01M4/663 ,  H01M4/667 ,  H01M10/0525 ,  H01M2004/021

    Abstract: Provided is an electric storage device including: a first electrode plate, a second electrode plate having a polarity opposite to that of the first electrode plate, and a separator interposed between the first electrode plate and the second electrode plate, wherein the first electrode plate includes a current collector, a conductive layer laminated onto the current collector, and a mixture layer laminated onto the conductive layer, the mixture layer contains a binder and primary particles of an active material as its constituents, and the primary particles as a constituent of the mixture layer are partially retained in the conductive layer.

    Abstract translation: 本发明提供一种蓄电装置，其特征在于，包括：第一电极板，具有与第一电极板的极性相反的极性的第二电极板和插入在第一电极板和第二电极板之间的隔膜，其中，第一电极板包括 集电体，层叠在集电体上的导电层和层叠在导电层上的混合层，混合层含有粘合剂和作为其成分的活性物质的一次粒子，作为混合物的成分的一次粒子 层部分地保留在导电层中。

    Energy storage device
    6.
    发明授权
    Energy storage device 有权
    储能装置

    公开(公告)号：US09472798B2

    公开(公告)日：2016-10-18

    申请号：US13864126

    申请日：2013-04-16

    Applicant: GS Yuasa International Ltd.

    Inventor： Masaki Masuda ,  Taro Yamafuku

    IPC: H01M2/30 ,  H01M2/06 ,  H01M10/052

    CPC classification number: H01M2/30 ,  H01M2/06 ,  H01M10/052

    Abstract: An energy storage device includes a casing, a power generating element, a current collector, a connection conductor, an external terminal, and a rivet. The energy storage device further includes a welded portion where at least one of a contact portion between a casing inner portion of the rivet and the current collector, a contact portion between a casing outer portion of the rivet and the connection conductor, and a contact portion between the connection conductor and the external terminal is welded at least partially.

    Abstract translation: 能量存储装置包括壳体，发电元件，集电器，连接导体，外部端子和铆钉。 能量存储装置还包括焊接部分，其中铆钉的壳体内部部分和集电器之间的接触部分中的至少一个，铆钉的壳体外部部分和连接导体之间的接触部分以及接触部分 至少部分地焊接在连接导体和外部端子之间。

    ENERGY STORAGE DEVICE
    7.
    发明申请
    ENERGY STORAGE DEVICE 有权
    能源储存装置

    公开(公告)号：US20130273416A1

    公开(公告)日：2013-10-17

    申请号：US13864126

    申请日：2013-04-16

    Applicant: GS YUASA INTERNATIONAL LTD.

    Inventor： Masaki Masuda ,  Taro Yamafuku

    IPC: H01M2/30

    CPC classification number: H01M2/30 ,  H01M2/06 ,  H01M10/052

    Abstract: An energy storage device includes a casing, a power generating element, a current collector, a connection conductor, an external terminal, and a rivet. The energy storage device further includes a welded portion where at least one of a contact portion between a casing inner portion of the rivet and the current collector, a contact portion between a casing outer portion of the rivet and the connection conductor, and a contact portion between the connection conductor and the external terminal is welded at least partially.

    Abstract translation: 能量存储装置包括壳体，发电元件，集电器，连接导体，外部端子和铆钉。 能量存储装置还包括焊接部分，其中铆钉的壳体内部部分和集电器之间的接触部分中的至少一个，铆钉的壳体外部部分和连接导体之间的接触部分以及接触部分 至少部分地焊接在连接导体和外部端子之间。

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