Surgery – Respiratory method or device – Means for supplying respiratory gas under positive pressure
Patent
1978-11-09
1980-08-26
Recla, Henry J.
Surgery
Respiratory method or device
Means for supplying respiratory gas under positive pressure
137DIG9, 137494, 137491, 12820524, A62B 704
Patent
active
042190177
ABSTRACT:
An improved regulator intended primarily for use as the essential component of a SCUBA system and being a single hose, two stage regulator incorporating a novel valve subassembly in the second stage in the form of a unique main diaphragm valve and a pilot valve assembly.
REFERENCES:
patent: 2886049 (1959-05-01), Holm et al.
patent: 3250292 (1966-05-01), Mollick
patent: 3285261 (1966-11-01), Chaney
patent: 3783891 (1974-01-01), Christianson
patent: 3991785 (1976-11-01), Trinkwalder, Jr.
patent: 4015630 (1977-04-01), Contreras
Burr John D.
Shamlian Ralph B.
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