Metering and flow control valve

Valves and valve actuation – Electrically actuated valve – Rotary electric actuator

Reexamination Certificate

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Details

C251S309000, C251S311000

Reexamination Certificate

active

07114700

ABSTRACT:
A valve for controlling the rate of fluid flow therethrough by rotating a rotor about a spindle having an inlet bore in communication with an eccentrically oriented o-ring set into an eccentrically oriented slot formed in the rotor. The perimeter of the eccentric slot is modified to provide customized unique fluid flow response curves.

REFERENCES:
patent: 6375381 (2002-04-01), Ruschke et al.
patent: 6786465 (2004-09-01), Beswick et al.

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