Valve
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 18, 1999
Grant Date -
N/A
app pub date -
Mar 18, 1998
filing date -
Mar 21, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A valve, includes a housing formed with a valve seat and having an inlet port and an outlet port; and a shut-off member positioned in a passageway between the inlet port and outlet port and so adjustable as to enable a separation of the inlet port and the outlet port from one another when seated on the valve seat, wherein the valve seat exhibits a seat surface which is so inclined in circumferential direction that intersections of diametrically opposed tangents constructed on the seat surface of the valve seat define an area.
First Claim
Family
International Classification(s)
Cited Art Landscape
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