Filter system for a household dishwasher

Details Filter system for a household dishwasher Filter system for a household dishwasher

2011-07-19

2011-07-19

Barr, Michael (Department: 1711)

Cleaning and liquid contact with solids

Apparatus

With treating fluid purifying or separating means

C134S05600D

Reexamination Certificate

active

07980256

ABSTRACT:
This invention relates to a filter system for a household dishwasher comprising a wash space and a liquid circuit that comprises a coarse sieve (33) and one or several fine filters (18, 19). The coarse sieve (33) is movable between at least two positions with the aid of means (29, 31) arranged in the dishwasher. A part of the circulating liquid in the first position (FIG.3) flows through a collecting part (34) of the coarse sieve (33) whereas the circulating liquid in the second position (FIG.4) flows outside said collecting part.

REFERENCES:
patent: 5609172 (1997-03-01), Chang et al.
patent: 5660195 (1997-08-01), Taylor et al.
patent: 5937879 (1999-08-01), Payzant

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