Data backup device for water purifier

Details Data backup device for water purifier Data backup device for water purifier

1996-07-29

1998-06-30

Drodge, Joseph W.

Liquid purification or separation

Automatic control

Thermal

210175, 2102571, 2221461, 3644791, B01D 1712

Patent

active

057728690

ABSTRACT:
A water purifier includes filters for purifying water, hot and cold water tanks for storing hot and cold water, and heating and cooling mechanisms for heating and cooling the stored water. A key input pad enables a user to select desired hot and cold water temperatures. A data backup device includes a memory for storing the selected hot and cold water temperatures, and for immediately storing any changes in the selected temperatures.

REFERENCES:
patent: 4014792 (1977-03-01), Gossett et al.
patent: 4792059 (1988-12-01), Kerner et al.
patent: 5064097 (1991-11-01), Brog et al.
patent: 5494573 (1996-02-01), Schoenmeyr et al.
patent: 5499197 (1996-03-01), Fou
patent: 5573142 (1996-11-01), Morellato et al.

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