Relief valve for use in a diaphragm flush valve

Details Relief valve for use in a diaphragm flush valve Relief valve for use in a diaphragm flush valve

2007-08-28

2007-08-28

Keasel, Eric (Department: 3753)

Valves and valve actuation

Fluid actuated or retarded

Pilot or servo type motor

C251S038000

Reexamination Certificate

active

11083670

ABSTRACT:
An improved relief valve for use in a diaphragm flush valve is constructed having a sealing member provided with an exteriorly threaded shaft extending down into the diaphragm flush valve with a smaller diameter metal stem extending from the bottom of the shaft, a sleeve member slidable along the metal stem and having a vertically aligned slit in its side wall, and a retaining member adjustably vertically positioned on the threaded sealing member shaft, wherein the retaining member having a stop element extendable into the vertical slit to prevent the sleeve member from dropping further than a predetermined distance from the bottom of the threaded shaft.

REFERENCES:
patent: 2024270 (1935-12-01), Binnall
patent: 3083732 (1963-04-01), Becker
patent: 6189554 (2001-02-01), Pino
patent: 6923426 (2005-08-01), Pino

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