| 摘要 |
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.
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