Coil constructions for improved inductive energy transfer

    公开(公告)号:AU2016101980A4

    公开(公告)日:2016-12-15

    申请号:AU2016101980

    申请日:2016-11-14

    Applicant: APPLE INC

    Abstract: An inductor coil for an inductive energy transfer system includes multiple layers of a single wire having windings that are interlaced within at least two of the multiple layers such that both an input end and an output end of the wire enter and exit the coil on a same side of 5 the coil. The input end and the output end of the wire may abut one another at the location where the input and output wires enter and exit the inductor coil. The wire can include one or more bundles of strands and the strands in each bundle are twisted around an axis extending along a length of the wire, and when there are at least two bundles, the bundles may be twisted around the axis. At least one edge of the inductor coil can be formed into a 0 variety of shapes, such as in a curved shape. WO 2015/184063 PCT/US2015/032826 Iae36 7 10 11 layer 3 D3D Iae25 8 9 12 layer 2 (((( laei4 3 21 layer 1 DDO col 4 col 3 col 2 col 1

    Coil constructions for improved inductive energy transfer

    公开(公告)号:AU2017100983B4

    公开(公告)日:2018-02-15

    申请号:AU2017100983

    申请日:2017-07-19

    Applicant: APPLE INC

    Abstract: An inductor coil for an inductive energy transfer system includes multiple layers of a single wire having windings that are interlaced within at least two of the multiple layers such that both an input end and an output end of the wire enter and exit the coil on a 5 same side of the coil. The input end and the output end of the wire may abut one another at the location where the input and output wires enter and exit the inductor coil. The wire can include one or more bundles of strands and the strands in each bundle are twisted around an axis extending along a length of the wire, and when there are at least two bundles, the bundles may be twisted around the axis. At least one edge of the inductor 10 coil can be formed into a variety of shapes, such as in a curved shape.

    Magnetic shielding in inductive power transfer

    公开(公告)号:AU2015236298A1

    公开(公告)日:2016-09-15

    申请号:AU2015236298

    申请日:2015-03-24

    Applicant: APPLE INC

    Abstract: A first electronic device connects with an second electronic device. The first electronic device may include a first connection surface and an inductive power transfer receiving coil and a first magnetic element positioned adjacent to the first connection surface. The second electronic device may similarly include a second connection surface and an inductive power transfer transmitting coil and second magnetic element positioned adjacent to the second connection surface. In the aligned position, alignment between the electronic devices may be maintained by magnetic elements and the inductive power coils may be configured to exchange power. The magnetic elements and/or the inductive power coils may include a shield that is configured to minimize or reduce eddy currents caused in the magnetic elements by the inductive power coils.

    Magnetic shielding in inductive power transfer

    公开(公告)号:AU2015236298B2

    公开(公告)日:2018-08-09

    申请号:AU2015236298

    申请日:2015-03-24

    Applicant: APPLE INC

    Abstract: A first electronic device connects with an second electronic device. The first electronic device may include a first connection surface and an inductive power transfer receiving coil and a first magnetic element positioned adjacent to the first connection surface. The second electronic device may similarly include a second connection surface and an inductive power transfer transmitting coil and second magnetic element positioned adjacent to the second connection surface. In the aligned position, alignment between the electronic devices may be maintained by magnetic elements and the inductive power coils may be configured to exchange power. The magnetic elements and/or the inductive power coils may include a shield that is configured to minimize or reduce eddy currents caused in the magnetic elements by the inductive power coils.

    Coil constructions for improved inductive energy transfer

    公开(公告)号:AU2017100983A4

    公开(公告)日:2017-08-17

    申请号:AU2017100983

    申请日:2017-07-19

    Applicant: APPLE INC

    Abstract: An inductor coil for an inductive energy transfer system includes multiple layers of a single wire having windings that are interlaced within at least two of the multiple layers such that both an input end and an output end of the wire enter and exit the coil on a 5 same side of the coil. The input end and the output end of the wire may abut one another at the location where the input and output wires enter and exit the inductor coil. The wire can include one or more bundles of strands and the strands in each bundle are twisted around an axis extending along a length of the wire, and when there are at least two bundles, the bundles may be twisted around the axis. At least one edge of the inductor 10 coil can be formed into a variety of shapes, such as in a curved shape. WO 2015/184063 PCT/US2015/032826

    Coil constructions for improved inductive energy transfer

    公开(公告)号:AU2016101980B4

    公开(公告)日:2017-06-22

    申请号:AU2016101980

    申请日:2016-11-14

    Applicant: APPLE INC

    Abstract: An inductor coil for an inductive energy transfer system includes multiple layers of a single wire having windings that are interlaced within at least two of the multiple layers such that both an input end and an output end of the wire enter and exit the coil on a same side of 5 the coil. The input end and the output end of the wire may abut one another at the location where the input and output wires enter and exit the inductor coil. The wire can include one or more bundles of strands and the strands in each bundle are twisted around an axis extending along a length of the wire, and when there are at least two bundles, the bundles may be twisted around the axis. At least one edge of the inductor coil can be formed into a 0 variety of shapes, such as in a curved shape.

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