Underwater breathing apparatus

Details Underwater breathing apparatus Underwater breathing apparatus

1979-09-12

1981-01-20

Recla, Henry J.

Surgery

Respiratory method or device

Means for supplying respiratory gas under positive pressure

12820111, 12820127, 12820426, 12820524, B63C 1120

Patent

active

042456320

ABSTRACT:
A self-contained underwater breathing apparatus wherein surface air is delivered through a float-supported hose to a compressor carried by the diver and powered by the diver's exhalations. The compressed air is stored in reservoirs and inhaled by the diver through a demand regulator. An auxiliary manually powered compressor is provided for startup, emergency use and to make up system losses.

REFERENCES:
patent: 908690 (1909-01-01), Neubert
patent: 1477627 (1923-12-01), Campbell
patent: 3050055 (1962-08-01), Vautin
patent: 3124131 (1964-03-01), Gross
patent: 3749524 (1973-07-01), Jordan
patent: 3837337 (1974-09-01), La Violette
patent: 4022201 (1977-05-01), Diggs
patent: 4061140 (1977-12-01), Saito

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