Patent ID: 6021778
Filing Date: 2000-02-08
Classification: B63C

Abstract:
A regulator for an underwater breathing apparatus, comprising a box-like body containing a device that regulates the admission of air from a first reducing stage, fitted with a mouthpiece through which the air is inhaled and an outlet through which the exhaled air is discharged, the regulator comprising a first chamber in which a regulating valve is located and a second chamber that communicates with the surrounding water, said first and second chambers being separated by a diaphragm that controls the regulating valve, with said second chamber that communicates with the surrounding water being delimited by said diaphragm and by a wall provided with a plurality of apertures, in which said plurality of apertures are provided with means that break up the flow of fluid through said plurality of apertures, and in which said means for breaking up the flow comprises a plurality of grill elements located in each of said plurality of apertures in said wall.