Heat-removal assemblies with opposing springs

    公开(公告)号:US10772190B2

    公开(公告)日:2020-09-08

    申请号:US15865156

    申请日:2018-01-08

    Applicant: Apple Inc.

    Abstract: Heat-removal assemblies with springs on opposing sides of a support structure and methods for using the same are provided. Heat may be removed from a heat-generating assembly of an electronic device by a heat-removal assembly that may include a heat-dissipating subassembly (e.g., a heat spreader and/or a heat pipe) and a fastener subassembly. The fastener subassembly may be configured to press the heat-dissipating subassembly against the heat-generating assembly for enabling the heat-dissipating subassembly to be thermally coupled to the heat-generating assembly for removing heat therefrom. In order for the fastener subassembly to provide an even pressure distribution across the heat-dissipating subassembly for such heat removal and/or to limit deformation of one or more portions of the electronic device during such heat removal, the fastener subassembly may include two springs positioned on opposite sides of a circuit board that may be supporting the heat-generating assembly.

    Haptic actuator with ferritic core
    154.
    发明授权

    公开(公告)号:US10381144B1

    公开(公告)日:2019-08-13

    申请号:US15343177

    申请日:2016-11-03

    Applicant: Apple Inc.

    Inventor: Brett W. Degner

    Abstract: Disclosed herein are linear actuators and haptic actuators for providing haptic output on an electronic device. In some embodiments, the linear actuator comprises two linear arrays of permanent magnets within and fixed to a housing. The linear arrays are arranged in parallel planes oriented toward, and located on opposites sides of, a moveable assembly comprising a shaft having a ferritic core. The shaft comprises a set of conducting coils, each conducting coil being located between a magnet from each of the two linear arrays. The linear actuator comprises a support mechanism that is attached to both the housing and to the moveable assembly and is configured to pivot. An electromagnetic force can arise from a current in the coils to cause the moveable assembly to move linearly between the two linear arrays.

    HEAT-REMOVAL ASSEMBLIES WITH OPPOSING SPRINGS
    157.
    发明申请

    公开(公告)号:US20190104608A1

    公开(公告)日:2019-04-04

    申请号:US15865156

    申请日:2018-01-08

    Applicant: Apple Inc.

    Abstract: Heat-removal assemblies with springs on opposing sides of a support structure and methods for using the same are provided. Heat may be removed from a heat-generating assembly of an electronic device by a heat-removal assembly that may include a heat-dissipating subassembly (e.g., a heat spreader and/or a heat pipe) and a fastener subassembly. The fastener subassembly may be configured to press the heat-dissipating subassembly against the heat-generating assembly for enabling the heat-dissipating subassembly to be thermally coupled to the heat-generating assembly for removing heat therefrom. In order for the fastener subassembly to provide an even pressure distribution across the heat-dissipating subassembly for such heat removal and/or to limit deformation of one or more portions of the electronic device during such heat removal, the fastener subassembly may include two springs positioned on opposite sides of a circuit board that may be supporting the heat-generating assembly.

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