Actuator having timer-controlled power switching device
    1.
    发明授权
    Actuator having timer-controlled power switching device 有权
    具有定时控制功率开关装置的执行器

    公开(公告)号:US6084365A

    公开(公告)日:2000-07-04

    申请号:US301928

    申请日:1999-04-29

    CPC classification number: H02K7/116 H02K7/102

    Abstract: An electromechanical actuator is adapted to be connected to an external device for displacing the external device to a predetermined position and maintaining the external device at that position. The actuator includes a housing which holds a drive motor for driving the external device to the predetermined position when the motor is energized and a brake mechanism for maintaining the external device at the predetermined position when the brake mechanism is activated. A switching device generates switching signals for energizing the motor to drive the external device to the predetermined position and for de-energizing the motor and activating the brake mechanism when a predetermined time has passed from a moment the drive motor is energized, to maintain the external device at the predetermined position.

    Abstract translation: 机电致动器适于连接到外部设备,用于将外部设备移动到预定位置并将外部设备保持在该位置。 致动器包括壳体,其在马达被通电时保持用于将外部装置驱动到预定位置的驱动马达和用于在制动机构启动时将外部装置保持在预定位置的制动机构。 开关装置产生开关信号,以使电动机通电以将外部装置驱动到预定位置,并且在从驱动马达被激励的时刻经过预定时间时使马达断电并启动制动机构,以保持外部 装置在预定位置。

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