Inhalation valve
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 3, 1985
Grant Date -
N/A
app pub date -
May 13, 1983
filing date -
May 13, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An inhalation valve for respiratory diagnosis and/or therapy is provided. A single rubber or the like diaphragm is mounted in a free floating fashion so that one portion would open upon inhalation, while the other portion opens upon exhalation. The valve body is of molded plastic construction and contains a tube of restricted area through which air flows upon inhalation with reduction in lateral pressure being measured to indicate the volume of inhaled air.
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Family
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Cited Art Landscape
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