Surgery – Respiratory method or device – Means for supplying respiratory gas under positive pressure
Patent
1989-05-16
1990-07-17
Burr, Edgar S.
Surgery
Respiratory method or device
Means for supplying respiratory gas under positive pressure
12820227, 12820524, A61M 1600
Patent
active
049414682
ABSTRACT:
The invention relates to a regulator for breathing apparatus with a first reducing stage and a second reducing stage (2, 6) integral with a moutpiece (4) comprising a chamber (2) communicating with the mouthpiece (4) and a chamber (6) communicating with the surroundings, separated by a membrane (5) which controls the opening and the closure of a dispensing valve provided in a connector member (10) between the first and second stages. To premit the connector member (10) to be mounted in a reliable and easy manner, either on the right-hand and left-hand sides of the second stage of a regulator for a breathing apparatus, the chamber (2) communicating with the mouthpiece (4) is provided both on the right-hand and left-hand sides with a mating seat (9) for the connector member (10) between the two stages and said member (10) has two dispensing holes (15) of the same size, a closing and/or throttling means (11) for the dispensing hole (15) away from the mouthpiece (4) being provided at each mating seat (9).
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AMF Mares S.p.A.
Burr Edgar S.
Lewis Aaron J.
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