Pressure relief valve

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4823828
SERIAL NO

07055077

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An inhalation/exhalation valve for use in conjunction with a medical respiration apparatus to maintain an adjustable positive end expiration pressure through incorporation of novel valving elements including a novel, adjustable spring for establishing and maintaining the threshhold pressure of exhalation and a novel flow control valve disk structure which utilizes the dynamic pressure of exhalation flow to assist in providing control over and fine adjustability of the valve disk motion and which further permits continuous supply flow during both the inhalation and exhalation portions of the patient's breathing cycle.

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Patent Owner(s)

Patent OwnerAddress
RESPIRONICS INC1010 MURRY RIDGE LANE MURRYSVILLE PA 15668

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
McGinnis, Gerald E 131 Kelvington Dr., Monroeville, PA 15146 11 1344

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