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Automatic laundry apparatus having super wash means

  • US 3,197,979 A
  • Filed: 08/08/1963
  • Issued: 08/03/1965
  • Est. Priority Date: 08/08/1963
  • Status: Expired due to Term
First Claim
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1. APPARATUS FOR AUTOMATICALLY LAUNDERING A BATCH OF MATERIALS THROUGH A PROGRAMMED SEQUENCE COMPRISING, A LIQUID-RECEIVING CONTAINER HAVING AGITATING AND CENTRIFUGING MEANS DISPOSED ON A VERTICAL AXIS FOR CONTAINING WASHING AND RISING LIQUID AND MATERIALS TO BE LAUNDERED, A PRESETTABLE SEQUENTIAL CONTROLLER, WASH LIQUID INJECTING MEANS REGULATED BY SAID CONTROLLER FOR CHARGING SAID CONTAINER WITH LIQUID TO A FIRST NORMAL LEVEL, DETERGENT ADDING MEANS REGULATED BY SAID CONTROLLER FOR ADDING A SUFFICIENT QUANTITY OF DETERGENT TO THE NORMAL LEVEL OF WASHING LIQUID TO PRODUCE A FIRST WASH SOLUTION OF HIGH DETERGENT CONCENTRATION EQUAL TO 0.40 TO 0.50 PERCENT DETERGENT BY WEIGHT, AGITATING MEANS REGULATED BY SAID CONTROLLER TO AGITATE THE MATERIALS IN SAID FIRST WASH SOLUTION, SAID CONTROLLER HAVING MEANS STOPPING THE MACHINE AND EFFECTING A PUSE WHILE DIRT SETTLES OUT IN SAID FIRST WASHG SOLUTION, AND DRAIN MEANS, SAID CONTROLLER HAVING MEANS ACTUATING SAID DRAIN MEANS FOR DRAINING A QUANTITY OF SAID FIRST WASH SOLUTION FROM THE BOTTOM OF SAID CONTAINER TO REMOVE THE SETTLED OUT DIRT PARTICLES, SAID CONTROLLER HAVING MEANS FOR ACTUATING SAID WASH LIQUID INJECTING MEANS TO ADD FRESH WASHLIQUID TO SAID CONTAINER FOR RESTORING IT TO SAID INITIAL LIQUID QUANTITY TO THEREBY PRODUCE A SECOND WASH SOLUTION HAVING DETERGENT BY TRATION EQUAL TO 0.20 TO 0.25 PERCENT DETERGENT BY WEIGHT, SAID CONTROLLER HAVING MEANS TO COMPLETE A NORMAL PROGRAMMED SEQUENCE IN A LUNDERING CYCLE.

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