Dishwashing machine with electric heating means

Details Dishwashing machine with electric heating means Dishwashing machine with electric heating means

1995-12-29

1997-04-15

Coe, Philip R.

Cleaning and liquid contact with solids

Apparatus

With heating, cooling or heat exchange means

A47L 1542

Patent

active

056200145

ABSTRACT:
A dishwashing machine includes a water circulation circuit provided with at least one rotating spray arm (6, 7) arranged in a washing tank (3). Water collecting in a sump (5) on the bottom (4) of the tank is supplied to the spray arm through a circulation pump (8). The water is heated up by an electric resistive heating element (11) housed in a casing (10) that is a part of the water circulation circuit (9). The casing (10) is arranged within the washing tank (3) in such a manner that the heating element (11) is in a heat-exchange relationship with the interior of the washing tank and the water collecting in the sump (5) through a surface of the casing.

REFERENCES:
patent: 2081636 (1937-05-01), Minors
patent: 2914935 (1959-12-01), Sampsel
patent: 3049136 (1962-08-01), Van Scoyk
patent: 5129411 (1992-07-01), Lagerstrand

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