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Automatic liquid control system for a clothes washing machine

  • US 4,503,575 A
  • Filed: 12/02/1982
  • Issued: 03/12/1985
  • Est. Priority Date: 12/02/1982
  • Status: Expired due to Fees
First Claim
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1. An automatic washing machine having a tub to receive washing liquid and a load of clothes to be washed therein including an automatic liquid fill control system comprising:

  • supply means for supplying washing liquid to said tub,means for continuously determining an incremental input volume of liquid to be supplied to said tub,means for adding succeeding incremental volumes of liquid to said tub to achieve an optimum total volume,means for determining when an initial liquid depth has been achieved within said tub,means for calculating the volume of liquid absorbed by said clothes load when said initial depth of liquid has been achieved,means for determing the optimum total volume of liquid required for washing said clothes load from said absorbed volume at said initial depth, andmeans for automatically controlling said supply means for admitting desired volumes of water into said tub.

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