Surgery – Respiratory method or device – Draw-type snorkel
Patent
1991-07-25
1992-09-01
Burr, Edgar S.
Surgery
Respiratory method or device
Draw-type snorkel
12820714, B63C 1116
Patent
active
051430592
ABSTRACT:
A diving snorkel assembly (10) including a water trap (28, 99) disposed within the snorkel tube (12) for trapping water flowing through the tube and disposing of the water through an exhaust valve (26) located along the length of the tube. The trap (28, 99) removes most of the water passing through the tube (12) and makes breathing easier for the diver using the snorkel (10).
REFERENCES:
patent: 4655212 (1987-04-01), Delphia
patent: 4872453 (1989-10-01), Christianson
patent: 4877022 (1989-10-01), Christianson
patent: 4879995 (1989-11-01), Christianson
patent: 4884564 (1989-12-01), Lamont
Burr Edgar S.
Funk Stephen R.
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