Breathing apparatus

Details Breathing apparatus Breathing apparatus

1977-09-06

1979-02-20

Recla, Henry J.

Surgery

Truss

Pad

137494, 137DIG9, A62B 700

Patent

active

041401131

ABSTRACT:
A demand regulator for use in underwater breathing employs a deflector carried by a valve operating lever for movement between the air outlet in the breathing chamber and the mouthpiece tube to reduce the portion of air supplied directly to the mouthpiece as the air flow is increased.

REFERENCES:
patent: 2893386 (1959-07-01), Sajeck
patent: 4041977 (1977-08-01), Matsuno

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