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LAUNDRY TREATMENT MACHINE AND CONTROL METHOD THEREOF

  • US 20200131683A1
  • Filed: 10/30/2019
  • Published: 04/30/2020
  • Est. Priority Date: 10/30/2018
  • Status: Active Grant
First Claim
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1. A laundry treatment machine comprising:

  • a tub;

    a drum rotatably disposed in the tub and having an inlet;

    an actuator to provide power for rotating the drum; and

    a balancer device disposed at an end of the drum where the inlet is provided, and the balancer device to adjust a center of gravity of the drum,wherein the balancer device includes;

    a main balancer that reduces vibration of the drum by moving to a location opposite to eccentricity that is generated when the drum is rotated;

    a first sub-balancer that moves relative to the main balancer and changes a first gap from the main balancer based on a degree of eccentricity of the drum; and

    a second sub-balancer that moves relative to the main balancer and changes a second gap from the main balancer, wherein the second sub-balancer is moved away from the main balancer in a different direction than the first sub-balancer is moved away from the main balancer.

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