Buoyancy control jacket for underwater activity with horseshoe-shaped inflatable twin bag

Abstract

Buoyancy control jacket for underwater activity provided with an inflatable bag having two arms in the shape of a U or a horseshoe made up of an outer bag and an inner air tube. In the vicinity of the ends of the two arms of the outer bag of the jacket there are two relatively short openings that extend approximately along the directrices of the said outer bag, each opening having a robust zip giving access to the interior of the said jacket. Advantageously, the said openings extend along a region located between the ends and the centre line of the lateral arms of the jacket, on the rear part of the jacket.

We claim:  
     
         1 . Buoyancy control jacket for underwater activity provided with an inflatable bag provided with two arms in the shape of a U or horseshoe made up of an outer bag and an inner air tube, in which in the vicinity of the ends of the two arms of the outer bag of the jacket there are formed two relatively short openings that extend approximately along the directrices of the said bag, each opening having a robust zip giving access to the interior of the said bag.  
     
     
         2 . Buoyancy control jacket according to  claim 1 , in which the said openings extend along a region located between the ends and the centre line of the lateral arms of the said jacket, on the rear part of the said jacket.