Snorkel diving device

Details Snorkel diving device Snorkel diving device

1996-04-05

1997-04-22

Lewis, Aaron J.

Surgery

Respiratory method or device

Draw-type snorkel

12820127, 12820128, 12820214, B63C 1116

Patent

active

056221657

ABSTRACT:
A snorkel diving device has a floating disc, a hard snorkel passing through the floating disc longitudinally, a snorkel casing covering the upper end of the hard snorkel, and a hose connecting the hard snorkel and a mouthpiece joint. The floating disc has an upper casing, a lower casing coupling with the upper casing, and a waterproof inner disc therein. The inner disc has a center through hole. The upper casing has an upper pipe and the lower casing has a lower pipe to be inserted in the center through hole to form a passage to receive the hard snorkel. The upper end of the hard snorkel is above the disc and covered by the snorkel casing. The snorkel casing which is generally in a cap shape has a plurality of gaskets therein.

REFERENCES:
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patent: 3951142 (1976-04-01), Martin
patent: 4061140 (1977-12-01), Saito
patent: 4805610 (1989-02-01), Hunt
patent: 5027805 (1991-07-01), Kung
patent: 5297545 (1994-03-01), Infante
patent: 5351681 (1994-10-01), Hudson

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