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Water Level Detection on Laundry Washers Using Capacitance Measuring While Also Using the Microprocessor to Monitor Flow Rate. Disclosure Number: IPCOM000031230D
Publication Date: 2004-Sep-17

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This invention uses physical capacitance difference between air and water in the clothes washer. This invention uses 3 plates mounted on the side of the plastic washer tub that when used with electronics can detect the water level. This is graphically represented in the diagram # 1 on the next page.