High-G Shock Testing Machine
    1.
    发明申请

    公开(公告)号:US20190154542A1

    公开(公告)日:2019-05-23

    申请号:US16236416

    申请日:2018-12-29

    Abstract: A shock testing machine including: a test platform for holding one or more objects to be shock tested, the test platform having an impact surface; a fixed member having a surface disposed a predetermined distance from a corresponding surface of the test platform, the test platform being movable such that the surface of the test platform can contact the corresponding surface of the fixed member upon an impact to the impact surface; and a flywheel having one or more cams for contacting the impact surface upon rotation of the flywheel such that the impact of each of the one or more cams on the impact surface causes the surface of the test platform to impact the corresponding surface of the fixed member to produce a shock in the one or more objects to be tested.

    High-G shock testing machine
    3.
    发明授权

    公开(公告)号:US10935456B2

    公开(公告)日:2021-03-02

    申请号:US16236416

    申请日:2018-12-29

    Abstract: A shock testing machine including: a test platform for holding one or more objects to be shock tested, the test platform having an impact surface; a fixed member having a surface disposed a predetermined distance from a corresponding surface of the test platform, the test platform being movable such that the surface of the test platform can contact the corresponding surface of the fixed member upon an impact to the impact surface; and a flywheel having one or more cams for contacting the impact surface upon rotation of the flywheel such that the impact of each of the one or more cams on the impact surface causes the surface of the test platform to impact the corresponding surface of the fixed member to produce a shock in the one or more objects to be tested.

    High-G shock testing machine
    4.
    发明授权

    公开(公告)号:US10190937B2

    公开(公告)日:2019-01-29

    申请号:US15058057

    申请日:2016-03-01

    Abstract: A shock testing machine including: a test platform upon which one or more objects to be tested are mounted; one or more rails upon which the test platform is movable in a longitudinal direction; and a braking station for retarding a relative motion between the test platform and the braking station, wherein the test platform and the braking station include at least one portion interfering with the relative motion of the test platform and the braking station such that relative movement of the test platform and the braking station past the at least one portion produces a shock lateral to the longitudinal direction.

    Energy storage devices and methods for fast charging of energy storage devices at very low temperatures

    公开(公告)号:US10855085B2

    公开(公告)日:2020-12-01

    申请号:US16109676

    申请日:2018-08-22

    Abstract: A charger for charging an energy storage device having a core with an electrolyte, the charger including: a controller comprising hardware, the controller being configured to: obtain a measurement and/or approximation of a temperature of the electrolyte; determine whether the obtained temperature is below a predetermined threshold considered to at least reduce the charging efficiency of the energy storage device; and input a predetermined voltage and/or current input to terminals of the energy storage device causing internal components of the energy storage device to generate heat if the temperature is determined to be less than the predetermined threshold, wherein the energy storage device includes an internal surface capacitance, which can store electric field energy between internal electrodes of the energy storage device, and the controller is configured to input an AC current to the terminals with a frequency high enough to effectively short the internal surface capacitance.

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