Laundry treatment machine
    31.
    发明授权

    公开(公告)号:US10883218B2

    公开(公告)日:2021-01-05

    申请号:US15165840

    申请日:2016-05-26

    Abstract: A laundry treatment machine includes a wash tub, a pulsator provided inside the wash tub and to be rotated, a motor to rotate at least one of the wash tub and the pulsator, a clutch to selectively transmit torque of the motor to at least one of the wash tub and the pulsator, a clutch drive unit to control driving of the clutch unit, and a controller to control the motor to repeat rotation and braking in a first direction a first number of times during a first time period after operation of the clutch is changed. With this configuration, in the top-loading type laundry treatment machine, the coupling force of the clutch may be increased when operation of the clutch is changed.

    TOOL CHANGER AND TOOL CHANGE SYSTEM INCLUDING THE SAME

    公开(公告)号:US20200016771A1

    公开(公告)日:2020-01-16

    申请号:US16582764

    申请日:2019-09-25

    Inventor: Changwoo Son

    Abstract: A tool changer includes a case including a plurality of case bodies that are separated from each other, a fixed body disposed in the case, a shaft disposed in the case and extending a long way in an axial direction of the case, a motor configured to rotate the shaft, a moving body configured to move along the shaft based on rotation of the shaft, and a plurality of pushers connected to the fixed body via a first link, connected to the moving body via a second link, and configured to press the case body in an outer radial direction when the moving body moves towards the fixed body.

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