Dishwasher relief valve

Details Dishwasher relief valve Dishwasher relief valve

1991-12-09

1992-12-01

Cohan, Alan

Fluid handling

Processes

34 15, 34 51, 134 57D, 137199, B08B 304

Patent

active

051672480

ABSTRACT:
A relief valve is provided in a dishwasher for relieving an overpressure condition in the washing chamber of the dishwasher. The relief valve includes a cap portion fitting over a chimney opening and a base portion slidably extending into the chimney. The cap portion has a plurality of small perforations allowing for passage of overpressure air flow while precluding the passage of suds.

REFERENCES:
patent: 2674249 (1954-04-01), Knight
patent: 3126024 (1964-03-01), Jellies
patent: 3130737 (1964-04-01), Jellies
patent: 3356431 (1967-12-01), Martiniak
patent: 3362139 (1965-12-01), Williamson
patent: 3387388 (1968-06-01), Williamson
patent: 3398756 (1968-08-01), Kauffman
patent: 3876469 (1975-04-01), Schimke
patent: 4064888 (1977-12-01), Diebel
patent: 4188732 (1980-02-01), Quayle
patent: 4195419 (1980-04-01), Quayle
patent: 4247158 (1981-01-01), Quayle

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