Valves and valve actuation – Electrically actuated valve – Rotary electric actuator
Reexamination Certificate
2006-10-03
2006-10-03
Look, Edward K. (Department: 3751)
Valves and valve actuation
Electrically actuated valve
Rotary electric actuator
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.
Beswick Paul R.
Treadwell Gary A.
Beswick Engineering
Fristoe Jr. John K.
Look Edward K.
Lorusso & Associates
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