Battery packs having structural members for improving thermal management

    公开(公告)号:US11296380B2

    公开(公告)日:2022-04-05

    申请号:US16259440

    申请日:2019-01-28

    Applicant: Apple Inc.

    Abstract: Battery packs are presented having structural members for improving thermal management of battery cells therein. In some embodiments, the battery packs include a first end-member positioned opposite a second end-member and parallel thereto. The battery packs also include a first side beam positioned opposite a second side beam and parallel thereto. The first side beam and the second side beam extend longitudinally between the first end-member and the second end-member. A longitudinal member is disposed between the first side beam and the second side beam and defines a plurality of longitudinal rows. The battery packs may additionally include a lateral member disposed between first end-member and the second end-member to partition the plurality of longitudinal rows into an array of battery cell compartments. A battery cell is disposed within at least one battery cell compartment.

    Metallized current collector devices and materials

    公开(公告)号:US10916741B1

    公开(公告)日:2021-02-09

    申请号:US16049250

    申请日:2018-07-30

    Applicant: Apple Inc.

    Abstract: Energy storage devices, battery cells, and batteries of the present technology may include a first current collector and a second current collector. At least one of the first current collector and the second current collector may be a non-metal current collector. The battery cell may include a seal between an edge region of the first current collector and an edge region of the second current collector. The seal may contact a first surface of the first current collector and a first surface of the second current collector. The battery cell may also include a metal material coupled with the non-metal current collector on a second surface of the non-metal current collector opposite the first surface.

    BATTERY PACKS HAVING STRUCTURAL MEMBERS FOR IMPROVING THERMAL MANAGEMENT

    公开(公告)号:US20190157635A1

    公开(公告)日:2019-05-23

    申请号:US16259440

    申请日:2019-01-28

    Applicant: Apple Inc.

    Abstract: Battery packs are presented having structural members for improving thermal management of battery cells therein. In some embodiments, the battery packs include a first end-member positioned opposite a second end-member and parallel thereto. The battery packs also include a first side beam positioned opposite a second side beam and parallel thereto. The first side beam and the second side beam extend longitudinally between the first end-member and the second end-member. A longitudinal member is disposed between the first side beam and the second side beam and defines a plurality of longitudinal rows. The battery packs may additionally include a lateral member disposed between first end-member and the second end-member to partition the plurality of longitudinal rows into an array of battery cell compartments. A battery cell is disposed within at least one battery cell compartment.

    Battery configurations for cell balancing

    公开(公告)号:US12170376B1

    公开(公告)日:2024-12-17

    申请号:US18108551

    申请日:2023-02-10

    Applicant: Apple Inc.

    Abstract: Energy storage devices, battery cells, and batteries of the present technology may include a first battery cell. The first battery cell may include an anode current collector, and an anode active material disposed on the anode current collector. The first battery cell may include a cathode current collector and a cathode active material disposed on the cathode current collector. The current collectors may be polymeric materials. The batteries may include a first conductive band electrically coupled with the first battery cell. The first conductive band may be seated on the second surface of one of the anode current collector or the cathode current collector. The first conductive band may extend about a perimeter of the one of the anode current collector or the cathode current collector. The batteries may include a cell module including a first flexible extension electrically coupled with the first conductive band.

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