Proportioner

Details Proportioner Proportioner

1996-05-20

1998-08-25

Michalsky, Gerald A.

Fluid handling

Back flow prevention by vacuum breaking

Air vent in liquid flow line

137888, E03C 110

Patent

active

057974209

ABSTRACT:
This proportioner (10) is used in conjunction with a water supply connector (12) to provide a fluid mixing device for water and liquid detergent. The proportioner (10) includes a valve body (20) providing an inlet nozzle (14) and an air gap chamber (15) and an outlet (18) housing a venturi system (16). The venturi system (16) includes a venturi nozzle (40) aligned with the inlet nozzle (14) and having deflecting flats (42), a venturi tube (46) and a venturi throat (52) communicating with a detergent induction fitting (50).

REFERENCES:
patent: 2631448 (1953-03-01), Garman
patent: 3166086 (1965-01-01), Holmes
patent: 4697610 (1987-10-01), Bricker et al.
patent: 5159958 (1992-11-01), Sand
patent: 5253677 (1993-10-01), Sand
patent: 5518020 (1996-05-01), Nowicki et al.

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