Valves and valve actuation – With means to increase head and seat contact pressure – With positive reduction
Reexamination Certificate
2006-01-10
2006-01-10
Look, Edward K. (Department: 3751)
Valves and valve actuation
With means to increase head and seat contact pressure
With positive reduction
C251S192000, C137S625320
Reexamination Certificate
active
06983925
ABSTRACT:
A rotary barrel gate valve includes a body and at least one passage through the body defining an inlet and an outlet. There is a first actuator for rotating the body, a second actuator for translating the body, and a sealing portion on the body which seals the body with respect to an opening into a chamber adjacent the body.
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Asbas Michael
Parent Donald G.
Plaisted Dean
D2 In-Line Solutions, LLC
Fristoe Jr. John K.
Iandiorio & Teska
Look Edward K.
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