Filter assembly of dishwasher

Details Filter assembly of dishwasher Filter assembly of dishwasher

2003-11-26

2008-10-07

Barr, Michael (Department: 1792)

Cleaning and liquid contact with solids

Processes

Combined

C134S0570DL, C134S104100, C134S104400, C134S111000

Reexamination Certificate

active

07431774

ABSTRACT:
A filter assembly for a dishwasher is provided. The filter assembly includes a water circulator for supplying washing and rinsing water under pressure to the filter assembly, and at least one cleaning nozzle positioned at a predetermined position adjacent an outer circumference of the filter assembly. The at least one cleaning nozzle is provided in communication with the water circulator, and prevents excessive accumulation of waste particles in the filter assembly by periodically spraying pressurized water into the filter assembly.

REFERENCES:
patent: 2392901 (1946-01-01), Brown
patent: 3122148 (1964-02-01), Arthur
patent: 3179116 (1965-04-01), Jacobs
patent: 3297163 (1967-01-01), Landon
patent: 3926804 (1975-12-01), McClure
patent: 4308142 (1981-12-01), Braukmann et al.
patent: 5711325 (1998-01-01), Kloss et al.
patent: 6811617 (2004-11-01), Elick et al.
patent: 2002/0008068 (2002-01-01), Anderson
patent: 2003/0034052 (2003-02-01), Kiesler et al.

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