Fluid handling – Liquid level responsive or maintaining systems – By float controlled valve
Patent
1996-11-01
1998-02-10
Walton, George L.
Fluid handling
Liquid level responsive or maintaining systems
By float controlled valve
4324, 4366, 4415, 137410, 137426, 137436, 251208, E03D 100, F16K 2118, F16K 3124
Patent
active
057158606
ABSTRACT:
An adjustable valve is inserted in a tubular connection extending between an inlet lien and overflow pipe in the flush tank of a flush toilet. By adjusting the rate of flow through the valve, the level of water standing in the toilet is determined.
REFERENCES:
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patent: 3172128 (1965-03-01), Ducey
patent: 3744064 (1973-07-01), Preston
patent: 4145775 (1979-03-01), Butler
patent: 4429423 (1984-02-01), Syrenne
patent: 4764996 (1988-08-01), Pino
patent: 4980932 (1991-01-01), Stemples
patent: 5452482 (1995-09-01), Nichols-Roy et al.
patent: 5524299 (1996-06-01), Dalfino
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