Diving dry suit

Abstract

Diving dry suit including a watertight first part forming, in one piece from top to bottom, a chest portion, trousers, and socks, and a separate second part forming a watertight jacket comprising an interior layer being in watertight material and comprising a chest portion and long sleeves, the interior layer being also provided with cuffs at the neck and at the end of the sleeves, an exterior layer of the jacket also comprising a chest portion and long sleeves, the interior layer and the exterior layer being separate entities separably fastened together at the level of at least one valve, the suit being free of any zip opening/closing system, and in that the central portion of the first part and the lower portion of the interior layer of the jacket each comprise an elastic material skirt to produce a watertight connection between the jacket and the first part.

1 - 11 . (canceled) 
     
     
         12 . Diving dry suit comprising a watertight first part ( 2 ) forming, in one watertight piece from top to bottom, a chest portion ( 12 ), trousers ( 22 ) and socks ( 32 ), and a separate second part forming a watertight jacket ( 3 ), wherein the watertight jacket ( 3 ) comprises an interior layer ( 13 ) and an exterior layer ( 23 ), the interior layer ( 13 ) being in watertight material and comprising a chest portion and long sleeves, the interior layer ( 13 ) being also provided with watertight cuffs ( 113 ,  213 ) at the neck and at the end of the sleeves, the exterior layer ( 23 ) of the watertight jacket ( 3 ) also comprising a chest portion and long sleeves, the interior layer ( 13 ) and the exterior layer ( 23 ) being separate entities separably fastened together at the level of at least one valve ( 4 ,  5 ) allowing transfer of gas between the space between the body of the user and the interior layer ( 23 ) and the exterior of the suit, the suit being free of any watertight zip opening/closing system, and in that the central portion of the first part ( 2 ) and the lower portion of the interior layer ( 13 ) of the jacket ( 3 ) each comprise an elastic waterproof material skirt ( 72 ,  313 ) to allow their conjoint watertight rolling so as to produce a watertight connection between the jacket ( 3 ) and the first part ( 2 ). 
     
     
         13 . The diving dry suit of  claim 12 , wherein the watertight jacket ( 3 ) further comprises a one-way inlet valve ( 4 ) for selectively admitting gas outside the suit between the body of the user and the interior layer ( 13 ), the jacket ( 3 ) also comprising a one-way air outlet valve ( 5 ) for evacuating to the exterior of the suit gas situated between the body of the user and the interior layer ( 13 ), said valves ( 4 ,  5 ) being fastened to the interior layer ( 13 ) of the jacket at the level of respective orifices ( 413 ,  513 ) formed in the interior layer ( 13 ) and in that the exterior layer ( 23 ) of the jacket comprises respective orifices ( 423 ,  523 ) for the valves ( 4 ,  5 ) to pass through. 
     
     
         14 . The diving dry suit of  claim 13 , wherein the valves ( 4 ,  5 ) are demountably attached to the exterior layer ( 23 ) of the jacket ( 3 ). 
     
     
         15 . The diving dry suit of  claim 12 , wherein the first part ( 2 ) is composed of at least one of the following materials: cellular neoprene faced with jersey on both sides, a textile canvas coated with polyurethane and/or polyurethane-PVC, a triple-layer comprising butyl and nylon and/or polyester and/or butyl-Cordura®. 
     
     
         16 . The diving dry suit of  claim 12 , wherein the first part ( 2 ) is composed of cellular neoprene ( 6 ) having a thickness between 2 and 8 mm faced on both sides with a 0.3 to 1.2 mm layer of jersey ( 7 ). 
     
     
         17 . The diving dry suit of  claim 12 , wherein the elastic watertight material skirts ( 72 ,  313 ) of the first part ( 2 ) and the interior layer ( 13 ) of the jacket ( 2 ) have lengths between 15 and 40 cm and are composed of at least one of the following materials: rubber, neoprene, latex. 
     
     
         18 . The diving dry suit of  claim 12 , wherein the watertight cuffs ( 113 ,  213 ) at the neck and at the ends of the arms of the interior layer ( 13 ) of the jacket are composed of at least one of the following materials: latex, neoprene, rubber. 
     
     
         19 . The diving dry suit of  claim 12 , wherein the neck of the exterior layer ( 23 ) of the jacket is composed of at least one of the following materials: latex, neoprene. 
     
     
         20 . The diving dry suit of  claim 12 , further comprising a hood ( 33 ) fastened to the neck or selectively attachable to the neck. 
     
     
         21 . The diving dry suit of  claim 12 , wherein the jacket ( 3 ) comprises a ventral belt ( 423 ) fastened to the exterior layer of the jacket and adjustable via an adjustable clamping system. 
     
     
         22 . The diving dry suit of  claim 12 , wherein the upper end of the first part ( 2 ) comprises areas ( 42 ) adjustable in length at the level of the shoulders.