Butterfly valve and method of making same
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United States of America Patent
Stats
-
Apr 19, 1983
Grant Date -
N/A
app pub date -
Mar 20, 1981
filing date -
Mar 20, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A butterfly valve for controlling flow therethrough of a high temperature fluid and method of making same are provided wherein such valve comprises an outer metal housing, a ceramic lining carried by the housing and defining a fluid flow passage through the valve, a valve closure member, a rotatable shaft fixed to the member, and means rotatably supporting the shaft on the housing to enable rotation of the member within the flow passage from an open to a closed position to open and close the flow passage, and wherein the member is made of a ceramic material and the shaft is embedded substantially centrally between opposed surfaces of the member.
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Family
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Cited Art Landscape
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