Patents by Inventor Andres Guillermo Ruiz

Andres Guillermo Ruiz has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and apparatus for balancing an unbalanced load in a washing machine
    Patent number: 9428854
    Abstract: A washing machine including a suspension system is provided. The suspension system includes a wash tub, a basket rotatably coupled within the wash tub, and a drive and motor assembly. The washing machine further includes a controller configured initiate a spin cycle by increasing a spin speed of the basket to a target spin speed, identify an out-of-balance load prior to reaching the target spin speed, and limit the spin speed of the basket to a spin speed lower than a natural frequency of the suspension system for a predefined period of time.
    Type: Grant
    Filed: July 30, 2010
    Date of Patent: August 30, 2016
    Assignee: Haier US Appliance Solutions, Inc.
    Inventors: David Scott Dunn, Steven Keith Root, Robert Anthony Saling, Steven Chadwick Koepke, Andres Guillermo Ruiz
  • METHOD AND APPARATUS FOR BALANCING AN UNBALANCED LOAD IN A WASHING MACHINE
    Publication number: 20120024016
    Abstract: A washing machine including a suspension system is provided. The suspension system includes a wash tub, a basket rotatably coupled within the wash tub, and a drive and motor assembly. The washing machine further includes a controller configured initiate a spin cycle by increasing a spin speed of the basket to a target spin speed, identify an out-of-balance load prior to reaching the target spin speed, and limit the spin speed of the basket to a spin speed lower than a natural frequency of the suspension system for a predefined period of time.
    Type: Application
    Filed: July 30, 2010
    Publication date: February 2, 2012
    Inventors: David Scott Dunn, Steven Keith Root, Robert Anthony Saling, Steven Chadwick Koepke, Andres Guillermo Ruiz