Fluid mixing apparatus

Details Fluid mixing apparatus Fluid mixing apparatus

1999-06-04

2000-10-17

Hepperle, Stephen M.

Fluid handling

Self-proportioning or correlating systems

Self-proportioning flow systems

456895, 456907, G05D 1103

Patent

active

061316016

ABSTRACT:
A reduced pressure shut off assembly for an eductor mixing system wherein a vacuum shut off valve is activated by reduced pressure in a reduced pressure line connected to a container for a concentrate. In a preferred embodiment, an eductor and the vacuum shut off valve are positioned on top a vessel for storing a solution of the concentrate. The mixing system with the vacuum shut off valve is especially adapted to being used for mixing a chemical concentrate cleaning composition with water.

REFERENCES:
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patent: 3643688 (1972-02-01), Meinert
patent: 4391390 (1983-07-01), Howard
patent: 4735554 (1988-04-01), Phillips II
patent: 4738541 (1988-04-01), Weber
patent: 4921129 (1990-05-01), Jones et al.
patent: 5213694 (1993-05-01), Craig
patent: 5398733 (1995-03-01), Welch
patent: 5439020 (1995-08-01), Lockhart

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