Diaphragm and exhaust valve for second stage regulator

Details Diaphragm and exhaust valve for second stage regulator Diaphragm and exhaust valve for second stage regulator

1983-05-09

1986-03-11

Recla, Henry J.

Surgery

Respiratory method or device

Means for supplying respiratory gas under positive pressure

137494, 137908, A62B 704

Patent

active

045747970

ABSTRACT:
A diaphragm and exhaust valve for an underwater breathing apparatus second stage regulator are combined to conserve breathing gas during all orientations of the diver, to provide smooth operation of the diaphragm without interference from exhaust bubbles, and to provide unrestricted exhaust flow. In addition, the diaphragm and exhaust valve are fabricated and installed as a single component.

REFERENCES:
patent: 2929376 (1960-03-01), Kemper
patent: 4041978 (1977-08-01), Leeman
patent: 4259951 (1981-04-01), Chernack et al.
patent: 4306584 (1981-12-01), Schlobohm
patent: 4411603 (1983-10-01), Kell

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