Flow regulating valve and method
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United States of America Patent
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Nov 11, 1997
Grant Date -
N/A
app pub date -
Apr 21, 1995
filing date -
Jul 30, 1993
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Abstract
A flow regulating system including a valve and a method for maintaining a constant gas flow rate through a patient circuit to ambient exhaust at varying gas pressure by means of differential gas pressure applied to opposed sides of a valve diaphragm.
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