Valves and valve actuation – Reciprocating valve – Particular head and seat cooperation
Reexamination Certificate
2006-06-19
2011-12-06
Fristoe, Jr., John (Department: 3753)
Valves and valve actuation
Reciprocating valve
Particular head and seat cooperation
C251S318000
Reexamination Certificate
active
08070132
ABSTRACT:
A fluid control device with a non-circular flow passageway is disclosed. The fluid control device has an inlet port (318) formed on a first side (314) of a fluid control body. A valve cavity (320) is formed in the bottom of the fluid control body. The inlet port is coupled to the valve cavity with an inlet port opening. A valve seat (316) is formed in the valve cavity with a non-circular shaped valve seat passageway (310). An outlet port (306) is formed on a second side (312) of the fluid control body. The outlet port is coupled to the non-circular shaped valve seat passageway (310) by an outlet port passageway (308).
REFERENCES:
patent: 4828184 (1989-05-01), Gardner et al.
patent: 6135523 (2000-10-01), Pratt
patent: 6286880 (2001-09-01), Pratt
patent: 6367770 (2002-04-01), Duelli
patent: 6748610 (2004-06-01), Zach et al.
patent: 7032879 (2006-04-01), Hayashi
patent: 4104019 (1992-04-01), None
patent: 4331851 (1995-03-01), None
patent: 19522284 (1997-01-01), None
patent: 0354659 (1990-02-01), None
patent: 2636399 (1990-03-01), None
patent: 308142 (1929-03-01), None
patent: 2002168398 (2002-06-01), None
Fristoe, Jr. John
Norgren, Inc.
The Ollila Law Group LLC
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