Liquid level controller

Fluid handling – Liquid level responsive or maintaining systems – By float controlled valve

Reexamination Certificate

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Details

C137S414000, C137S426000

Reexamination Certificate

active

10497161

ABSTRACT:
A liquid level controller for maintaining the level of liquid in a tank at a predetermined height includes a housing with an upper and lower section wherein the upper section is connected to a liquid supply and the lower section is submerged in liquid the level of which is to be maintained. The upper section includes a pressure chamber and an outlet chamber divided by a resilient material; a bore extending through the resilient material; and an inlet tube extending from the supply to the bore. A control valve controls the liquid flow through a hole providing communication between the pressure chamber and the lower part of the housing.

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