Air eliminator valve

Fluid handling – Diverse fluid containing pressure systems – Fluid separating traps or vents

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Details

137202, 137451, 251DIG2, F16K 3118

Patent

active

040821064

ABSTRACT:
An air eliminator valve for automatically collecting and venting air and other gases included in flowing liquid. The valve has a chamber in which air collects, a float in the chamber and a vent valve at the top operated by the float to vent the chamber when the liquid level falls. The vent valve has a convex or concave seat with apertures therein and is sealed by a flexible diaphragm which is peeled progressively from the seat to open the valve. The diaphragm may be annular and fixed at its outer periphery, being flexed by a coupling at its center, or may be fixed at the center and flexed by a coupling at its periphery.

REFERENCES:
patent: 2675025 (1954-04-01), Wynkorp
patent: 2977972 (1961-04-01), Billeter
patent: 3473531 (1969-10-01), Tatbam
patent: 3889706 (1975-06-01), Wallen

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