Douglas M Aucoin

US Patent:

20030121547, Jul 3, 2003

Filed:

Dec 28, 2001

Appl. No.:

10/033603

Inventors:

Douglas Aucoin - Monrovia CA, US

International Classification:

F16K021/18

US Classification:

137/388000

Abstract:

The present invention provides a water-excluding valve assembly for a diving snorkel which can easily be attached to an existing, simple, low cost snorkel giving it features of a more expensive snorkel. This water-excluding valve assembly for a diving snorkel uses a single ball float mechanism to seal off the snorkel airway in the event that the upper end of the snorkel airway tube goes below the water line.