Patent ID: 7347206
Filing Date: 2008-03-25
Classification: B63C,Y10T

Abstract:
1. A group for the controlling a second-stage regulator for scuba divers, the regulator comprising a regulator body with an inlet conduit for connecting to a first-stage regulator which supplies a breathable gaseous mixture at a relatively constant pressure, and an outlet conduit for connecting to a mouthpiece of the user, wherein the control group comprises: a first bushing defining an intermediate chamber with a bottom wall in which a central hole is formed; a poppet loosely engaged within the hole, an end of the poppet being connected to a lever; a second bushing engaged with the first bushing and defining an inlet chamber; a third bushing engaged in the second bushing and defining a regulator seat at one of its ends, a head of the poppet engaging tightly in the seat; and an elastic member in the intermediate chamber and coaxial to the poppet for maintaining the head against the regulator seat, the control group being removably engaged with the inlet conduit; the group further comprising an axial positioner between the first bushing and the regulator body, wherein the axial positioner comprises at least one slot formed along a circumference of the first bushing and a pair of holes formed in the inlet conduit of the regulator body and aligned circumferentially, the holes being placed relative to one another at a distance substantially equal to the length of the slot for engagement with corresponding screws adapted for cooperation with the slot so as to lock the position of the control group relative to the regulator body.