| 摘要 |
There is disclosed a self-contained underwater breathing arrangement including a cap or helmet for a skin diver having a hollow walled arrangement wherein air may be stored for rebreathing as needed. Additionally, there is disclosed, with and without such a combination a snorkel attachment for breathing purposes secured to such a cap having an elongated tube adapted and constructed to extend to the surface of a body of water. The tube terminating on a reel mounted on a floating structure whereby the tube may be wound thereon and unwound as desired.
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