High recovery metering valve

Details High recovery metering valve High recovery metering valve

2006-11-21

2006-11-21

Jacyna, J. Casimer (Department: 3751)

Valves and valve actuation

With material guide or restrictor

Movable or resilient guide or restrictor

Reexamination Certificate

active

07137612

ABSTRACT:
A high recovery metering valve includes an inlet, outlet and a plenum. An internal valve trim places the plenum in communication with the outlet. A valve poppet is moveably positioned within the internal valve trim. In one embodiment, the valve poppet includes a distal portion that is tapered. In another embodiment, the distal portion is characterized by a double radius. In some embodiments the inlet and the outlet are orientated about ninety degrees with respect to each other.

REFERENCES:
patent: 2114858 (1938-04-01), Rosch
patent: 3317184 (1967-05-01), Usry
patent: 3458170 (1969-07-01), Vogeli
patent: 5368273 (1994-11-01), Dante
patent: 5967164 (1999-10-01), Denda et al.
patent: 5988202 (1999-11-01), Spitzer
patent: 14 51 989 (1970-06-01), None
patent: 19 40 941 (1971-02-01), None
patent: 0 079 147 (1983-05-01), None
patent: 1 092 834 (2001-04-01), None
patent: 2 106 896 (1972-05-01), None
European Search Report for Application No. 04020985.0 (the European counterpart of the parent application) mailed on Sep. 28, 2004.

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