Scuba breathing apparatus

Details Scuba breathing apparatus Scuba breathing apparatus

1990-05-14

1992-03-03

Burr, Edgar S.

Surgery

Respiratory method or device

Including body or head supported means covering user's scalp

12820128, 12820214, 12820426, 12820524, B63C 1102

Patent

active

050923250

ABSTRACT:
A breathing apparatus for scuba diving comprising a reservoir for compressed air an inlet valve for the supply of air to a mouthpiece, an exhalation valve the apparatus being connectable to a buoyancy device characterized in that the apparatus comprises

REFERENCES:
patent: 3147499 (1964-09-01), Nelson et al.
patent: 4068657 (1978-01-01), Kobzan
patent: 4219017 (1980-08-01), Shamlian et al.

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