Patent ID: 6957652

Claim:
A regulator for diving comprising: a tubular coupler member adapted to be coupled to an air hose extending from an air source; a mouthpiece; a diaphragm; an air supply channel extending from said tubular coupler member to said mouthpiece being provided with a pressure reducing valve for said air adapted to be opened and closed by movement of said diaphragm and thereby to reduce the air pressure before said air is supplied to a diver holding said mouthpiece in his or her mouth; and said tubular coupler member containing therein a filter assembly for said air; said filter assembly comprising a breathable cylindrical housing filted into said tubular coupler member and a filter medium contained within said housing, said cylindrical housing consisting of an outer cylindrical housing and an inner cylindrical housing separably inserted being formed with air vents, and said filter medium is exchangeably contained with said inner cylindrical housing.