Fluid handling – Processes – With control of flow by a condition or characteristic of a...
Patent
1995-05-09
1998-06-23
Hepperle, Stephen M.
Fluid handling
Processes
With control of flow by a condition or characteristic of a...
137114, 137557, G05D 1113
Patent
active
057691088
ABSTRACT:
A device for automatic dilution of chemical additives and water utilizing a single pump (20) drawing water and other chemical additives through a dilution manifold (10). The introduction of air into the system is monitored such that the system performance is not impaired. If the air leak is small corrections can be made, and if the air leak is large, the system will shut down and activate an indication or alarm to signify that some malfunction has occurred, such as a chemical supply is unconnected or empty.
REFERENCES:
patent: 3420637 (1969-01-01), Halff et al.
patent: 4180374 (1979-12-01), Bristow
patent: 5129415 (1992-07-01), Runyon et al.
patent: 5139045 (1992-08-01), Ensign
patent: 5246026 (1993-09-01), Proudman
Hepperle Stephen M.
Paul Edwin H.
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