Diving snorkel

Details Diving snorkel Diving snorkel

1999-02-08

2000-09-19

Weiss, John G.

Surgery

Respiratory method or device

Draw-type snorkel

12820127, 12820128, B63C 1116

Patent

active

061196851

ABSTRACT:
A snorkel which includes a main conduit having an upper opening as well as a lower opening and a branch conduit branched from the main conduit. The branch conduit is formed at its top with a mouthpiece and a proximal end of the branch pipe is introduced into the main conduit, then curved toward the upper opening, and thereby eliminates swimmer physical fatigue due to purge diving use of the snorkel.

REFERENCES:
patent: 4834084 (1989-05-01), Walsh
patent: 4872453 (1989-10-01), Christianson
patent: 4884564 (1989-12-01), Lamont

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