Sports or Defence Rifle With Container Pipe for Cartridges

Abstract

A cap group of a container pipe of a rifle comprises a manually removable closure latch having a main body, an engagement element, a spring and a socket. The group further comprises a cam profile joined to the container pipe, having a housing seat for the stable and manually reversible reception of the engagement element.

1 . A cap group for a container pipe of a rifle, comprising:
 a manually removable closure latch, comprising:
 a main body comprising a bottom and an annular wall suitable for being gripped by a user, having a main axis; 
 an engagement element, joined to the main body; 
 a spring housed in the main body abutting against the bottom; and 
 a socket engaged in a slideable manner in axial direction with the main body, suitable for engaging the spring in compression; and 
   a cam profile joined to the container pipe, suitable for being engaged by the engagement element and for influencing the spring in compression, comprising a housing seat for the stable and manually reversible reception of the engagement element.   
     
     
         2 . The cap group according to  claim 1 , wherein the cam profile comprises a sloping section, said housing seat being placed downstream of the sloping section. 
     
     
         3 . The cap group according to  claim 2 , wherein the housing seat is at least partially recessed in relation to the apex of the sloping section. 
     
     
         4 . The cap group according to  claim 1 , wherein the socket comprises an annular socket wall and an annular prominence projecting radially inwardly from the socket wall, suitable for abutting against the cam profile and for correspondingly influencing the spring in compression. 
     
     
         5 . The cap group according to  claim 1 , wherein the engagement element is a pin positioned in a diametrical position and attached to the main body. 
     
     
         6 . The cap group according to  claim 1 , comprising a container cap engageable in a removable manner with the mouth of the container pipe, comprising said cam profile. 
     
     
         7 . The cap group according to  claim 6 , wherein the container cap comprises an insert suitable for being inserted in the mouth, comprising a tubular wall in which said cam profile is realised. 
     
     
         8 . The cap group according to  claim 6 , wherein the cap group comprises pliant pegs for releasable attachment with the container pipe. 
     
     
         9 . The cap group according to  claim 1 , wherein the cam profile is suitable for being screwed to the container pipe. 
     
     
         10 . The cap group according to  claim 1 , wherein the cam profile is integral with the container pipe. 
     
     
         11 . A rifle comprising:
 a breech provided with a barrel hole and a pipe hole;   a barrel engageable with the barrel hole of the breech;   a container pipe connectable to the pipe hole of the breech;   a cap group associable with the container pipe, wherein the cap group comprises:   a manually removable closure latch, comprising:
 a main body comprising a bottom and an annular wall suitable for being gripped by a user, having a main axis; 
 an engagement element, joined to the main body; 
 a spring housed in the main body abutting against the bottom; and 
 a socket engaged in a slideable manner in axial direction with the main body, suitable for engaging the spring in compression; 
   a cam profile joined to the container pipe, suitable for being engaged by the engagement element and for influencing the spring in compression, comprising a housing seat for the stable and manually reversible reception of the engagement element.   
     
     
         12 . The rifle according to  claim 11 , wherein the container pipe is suitable for being screwed to the breech. 
     
     
         13 . The rifle according to  claim 11 , comprising a gas intake connected to the barrel. 
     
     
         14 . The rifle according to  claim 13 , wherein the container pipe passes through the gas intake. 
     
     
         15 . The rifle according to  claim 14 , wherein the closure latch forms a unilateral arrest to the sliding of the gas intake on the container pipe. 
     
     
         16 . The rifle according to  claim 11 , comprising a stock to cover the gas intake and the container pipe. 
     
     
         17 . The rifle according to  claim 16 , wherein the stock is suitable for being inserted on the container pipe and on the gas intake. 
     
     
         18 . The rifle according to  claim 16 , wherein the closure latch forms a stop to dismantling of the stock.