Patent · US Active

Method and apparatus for balancing an unbalanced load in a washing machine

US9428854B2 · kind B2 · utility

2Cited by
20References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 30, 2010
Grant dateAug 30, 2016
Priority date
Expiry dateMay 15, 2033

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD06F2105/48
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.