| 摘要 |
- 20 A snorkel (10), including: at least one tube (28), for allowing a user to flow air between a top opening (104) 5 disposed above the water level (116), and a bottom opening (34, 38) ending with a breathing piece (38, 34, 46) disposed below the water level (116); a float (102) fixed to the at least one tube (28), for maintaining the top opening (104) above the water level (116), while being attached to the user and as well 10 while being separated therefrom; a valve assembly (50), disposed adjacent to the breathing piece (38, 34, 46) and communicating therewith, for not allowing water to enter the breathing piece (38, 34, 46), thereby allowing the user to separate himself from the snorkel (10), and further to safely 15 attach himself thereto. C)l 7t C CVl |
