Dishwashing machine

Details Dishwashing machine Dishwashing machine

1990-08-29

1991-09-10

Coe, Philip R.

Cleaning and liquid contact with solids

Apparatus

With plural means for supplying or applying different fluids...

134 96, 134 99, 134103, 134111, A47L 1542

Patent

active

050465171

ABSTRACT:
A dishwashing machine having a washing chamber, a wash tank provided at a bottom of the washing chamber to store an amount of hot wash water therein, a wash pump mounted to a bottom portion of the tank to pump up the wash water therefrom, a pair of wash arms supplied with the wash water by the wash pump, a rinse pump arranged to pump up fresh hot water supplied thereto from a source of hot water, and a pair of rinse arms supplied with the fresh hot water by the rinse pump, a drain box arranged within an upper portion of the tank and associated with a side wall of the tank to form an opening in communication with the bottom portion of the tank, a drain pipe connected to a bottom wall of the drain box and being extended outwardly through the bottom wall of the tank to drain the wash water received by the drain box, an overflow pipe secured to the bottom wall of the drain box to permit the upward flow of wash water from the bottom of the tank, and a tiltable plate arranged above the drain box to introduce the wash water flowing down from the washing chamber into the drain box when placed in a first position in prewashing operation and to introduce the wash water or fresh hot water into the bottom portion of the tank when placed in a second position in washing and rinsing operation.

REFERENCES:
patent: 1670611 (1928-05-01), Couch
patent: 2508999 (1950-05-01), Hirsch
patent: 2575493 (1951-11-01), Hilliker
patent: 2698628 (1955-01-01), Zademach et al.
patent: 3020917 (1962-02-01), Lyman
patent: 3070104 (1962-12-01), Faust et al.
patent: 3587597 (1971-06-01), Courtney et al.

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