Laundry apparatus

• US 3,192,744 A
• Filed: 07/01/1963
• Issued: 07/06/1965
• Est. Priority Date: 07/01/1963
• Status: Expired due to Term

• Current Assignee: Buddy J. Long, William W. Pittendreigh
• Original Assignee: Buddy J. Long, William W. Pittendreigh
• Inventors: Pittendreigh, William W., Long, Buddy J.
• Application Number:
  US04/291,667
• Time in Patent Office: 736 Days
• US Class Current: 68/12.19
• CPC Class Codes: D06F 2103/18 Washing liquid level
• CPC Class Codes: D06F 2105/04 from separate hot and cold water inlets
• CPC Class Codes: D06F 2105/08 Draining of washing liquids
• CPC Class Codes: D06F 33/34 of water filling
• CPC Class Codes: D06F 33/42 of draining
• CPC Class Codes: D06F 34/06 Timing arrangements
• CPC Class Codes: D06F 34/08 Control circuits or arrangements thereof
• CPC Class Codes: D06F 39/06 Arrangements for preventing or destroying scum

Claims

1. IN APPARATUS FOR WASHING FABRICS OR THE LIKE, THE COMBINATION OF A TUB FOR CONTAINING A WASHING SOLUTION OF WATER AND A SUDSING DETERGENT, TIMER MEANS FOR NORMALLY CYCLING THE APPARATUS THROUGH WASH AND RINSE CYCLES IN AN AUTOMATIC AND CONTINUOUS MANNER, MEANS RESPONSIVE TO SAID TIMER MEANS FOR INTRODUCING HOT AND COLD WATER INTO SAID TUB, MEANS IN SAID TUB RESPONSIVE TO SAID TIMER MEANS FOR AGITATING THE FABRICS IN SAID WASHING SOLUTION IN A WASHING OPERATION, A MAIN OUTLET AT THE BOTTOM OF SAID TUB, A MAIN CONDUIT FOR CONNECTING SAID MAIN OUTLET TO A DRAIN SYSTEM, A VALVE RESPONSIVE TO SAID TIMER MEANS TO CONTROL THE FLOW OF WASHING SOLUTION FROM SAID TUB THROUGH SAID MAIN OUTLET AND MAIN CONDUIT TO THE DRAIN SYSTEM, AN OVERFLOW OUTLET DISPOSED IN SAID TUB ABOVE THE NORMAL WATER LEVEL THEREIN. AN OVERFLOW CONDUIT CONNECTED TO SAID OVERFLOW OUTLET FOR DISCHARGING EXCESS WASHING SOLUTION FROM SAID TUB INTO THE DRAIN SYSTEM, PRESSURE SENSITIVE MEANS COUPLED TO SAID OVERLFOW CONDUIT INCLUDING A CHAMBER CLOSED AT ITS UPPER END, AND A PRESSURE SENSITIVE SWITCH CONNECTED TO SAID CHAMBER AT SAID UPPER END AND OPERABLE IN RESPONSE TO AN INCREASE IN PRESSURE OF SAID CLOSED CHAMBER, MEANS RESPONSIVE TO THE OPERATION OF SAID SWITCH TO INTERRUPT THE CYCLING CONTROL OF THE APPARATUS BY SAID TIMING MEANS, TO OPEN SAID VALVE TO ALLOW WASHING SOLUTION TO FLOW THROUGH SAID MAIN CONDUIT OT SAID DRAIN SYSTEM, AND SIMULTANEOUSLY TO ACTUATE SAID COOL WATER INTRODUCING MEANS TO REDUCE THE AMOUNT OF SUDS IN SAID TUB, AND MEANS RESPONSIVE TO THE DEACTUATION OF SAID SWITCH UPON REDUCTION OF PRESSURE IN SAID CHAMBER TO CLOSE SAID VALVE, DEACTUATE SAID COOL WATER INTRODUCING MEANS, AND ALLOW SAID TIMING MEANS TO RESUME CYCLING CONTROL OF THE APPARATUS.