DIVING MASK HAVING A BUILT-IN SNORKEL

摘要

The invention concerns a diving mask (10) comprising a faceplate (18) secured to a frame (12), a flexible skirt having a partition delimiting an upper viewing chamber from a lower breathing chamber, a snorkel (20) having an inlet channel for inhaled air and at least one escape channel for exhaled air, the said snorkel being a continuation of the upper part of the frame, the inlet channel for inhaled air leading into the upper chamber, whilst the first escape channel for exhaled air communicates with the lower chamber.;According to the invention, the frame is rigid and inside the frame (12) there is arranged at least one first inner duct for exhaled air, the said first inner duct having an upper end leading into the escape channel for exhaled air, and a lower end in fluid communication with the lower chamber.

主权项

1. A water-sport mask comprising:
a rigid frame; a faceplate surrounded by the rigid frame; a flexible skirt mounted on the rigid frame, the flexible skirt comprising a partition delimiting an upper chamber and a lower chamber, the partition being arranged to bear upon the top of a user's nose when the water-sport mask is worn by the user so that the user's mouth and nose are positioned within the lower chamber, the partition having at least one passageway arranged to allow circulation of air from the upper chamber to the lower chamber during an inhalation phase; a conduit having an inlet channel enabling entry of ambient air and a first escape channel enabling exit of exhaust air, the conduit extending at an upper part of the rigid frame, the inlet channel being in fluid communication with the upper chamber, and the first escape channel being in fluid communication with the lower chamber, the rigid frame comprising at least one first duct, the first duct having an upper end opening into the first escape channel, and a lower end opening into the lower chamber.