F - Mech Eng,Light,Heat,Weapons – 42 – B
Patent
F - Mech Eng,Light,Heat,Weapons
42
B
F42B 14/06 (2006.01)
Patent
CA 2146443
The invention relates to ammunition of the type comprising a sub-calibre projectile and a launcher in several detachable elements adapted to the sub-calibre projectile. The launcher comprises, in the immediate vicinity of its rear portion, a wall which forms together with the surface of the sub-calibre projectile (4) an internal annular chamber (13) separated from the propulsive charge by a deformable or breakable partition wall (12) presenting a reduction of thickness in a predetermined area, or a groove, so as to weaken said partition wall, and an external elongate groove (9) of triangular cross-section, separated from the internal annular chamber (12) by a simple wall. Application to ammunition for arms of small, medium or large calibre.
L'invention concerne les munitions du type comportant un sous-projectile et un lanceur en plusieurs éléments détachables s'adaptant sur le sous-projectile. Le lanceur comporte, au voisinage immédiat de sa partie arrière, une paroi formant, avec la surface du sous-projectile (4), une chambre annulaire intérieure (13) séparée de la charge propulsive par une cloison (12) déformable ou cassable présentant une réduction de son épaisseur dans une zone déterminée, ou une rainure, de manière à la fragiliser, et une gorge extérieure (9) de section triangulaire et très allongée, séparée de la chambre annulaire intérieure (12) par une simple paroi. Application aux munitions pour armes de petit, moyen ou gros calibre.
Robic
Sauvestre Jean-Claude
LandOfFree
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