Breathing apparatus

Details Breathing apparatus Breathing apparatus

1978-05-01

1980-07-29

Recla, Henry J.

Surgery

Respiratory method or device

Means for supplying respiratory gas under positive pressure

137494, 137DIG9, 12820524, B63C 1122, A62B 704

Patent

active

042145805

ABSTRACT:
The venturi action in a demand regulator is controlled by moving a baffle across an air inlet into the regulator chamber as the inlet valve is opened.

REFERENCES:
patent: 2893386 (1959-07-01), Sajeck
patent: 3633611 (1972-01-01), MacNiel
patent: 4041977 (1977-08-01), Matsuno
patent: 4041978 (1977-08-01), Leemann
patent: 4094314 (1978-06-01), Le Cornec
patent: 4140112 (1979-02-01), Kobzan

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