Shell for protective helmet and associated protective helmet

Abstract

A shell for a protective helmet is described, the shell comprising a shell body and a functional band around at least a front part and/or a rear part of the shell body, wherein the functional band comprises a central wall, an upper wall and a lower wall, wherein the functional band comprises a seat for attaching an accessory formed by an opening in the upper wall, in the lower wall, or in the upper wall and lower wall of the functional band.

1 . A shell for a protective helmet comprising a shell body and a functional band around at least a front part and/or a rear part of the shell body, wherein the functional band comprises a central wall, an upper wall and a lower wall, wherein the functional band comprises an attachment seat for an accessory, said attachment seat being formed by an opening in the upper wall, in the lower wall, or in the upper wall and lower wall of the functional band. 
     
     
         2 . The shell according to  claim 1 , wherein the functional band comprises a plurality of attachment seats formed by openings in the upper wall, in the lower wall, or in the upper wall and lower wall of the functional band. 
     
     
         3 . The shell according to  claim 1 , wherein at least one attachment seat formed by an opening in the upper wall corresponds to an attachment seat formed by an opening in the lower wall, the two attachment seats being in communication. 
     
     
         4 . The shell according to  claim 3 , wherein the attachment seat formed by an opening in the upper wall and the attachment seat formed by a corresponding opening in the lower wall communicate via a channel in the thickness of the functional band. 
     
     
         5 . The shell according to  claim 1 , wherein the functional band comprises a first portion along a front part of the shell and a second portion along a rear part of the shell 
     
     
         6 . The shell according to  claim 5 , wherein the functional band also comprises a first lateral band portion and a second lateral band portion along a left-hand side part of the shell and along a right-hand side part of the shell. 
     
     
         7 . The shell according to  claim 6 , wherein the first portion and the second portion of the functional band are applied to the shell body by means of mechanical members and/or gluing and/or welding. 
     
     
         8 . The shell according to  claim 6 , wherein the first portion includes two first end hooks configured to engage with front housings of the first lateral band portion and of the second lateral band portion. 
     
     
         9 . The shell according to  claim 8 , further comprising first locking L-shaped pins configured to lock the first end hooks in the front housings of the first lateral band portion and of the second lateral band portion. 
     
     
         10 . The shell according to  claim 6 , wherein the second portion includes two second end hooks configured to engage with rear housings of the first lateral band portion and of the second lateral band portion. 
     
     
         11 . The shell according to  claim 10 , further comprising second locking L-shaped pins configured to lock the second end hooks in the rear housings of the first lateral band portion and of the second lateral band portion. 
     
     
         12 . The cap according to  claim 8 ,
 wherein the first portion comprises: inclined intermediate hooks configured to engage with corresponding slots in the shell body and/or attachment keys configured to engage with corresponding holes in the shell body and/or ribs; and/or   wherein the second portion comprises attachment keys configured to engage with corresponding holes in the shell body and/or ribs;   and/or   wherein the shell body comprises ribs at said first portion and said second portion.   
     
     
         13 . The shell according to  claim 6 , wherein the first lateral band portion and the second lateral band portion are integral with the shell body. 
     
     
         14 . A protective helmet comprising a shell according to  claim 1 , an internal protective element shaped to be housed in the shell so as to provide further protection for the wearer's head and a retaining system configured to fasten the helmet under the wearer's chin. 
     
     
         15 . The protective helmet according to  claim 14 , also comprising an accessory attached to the functional band, for example a pair of anti-noise earmuffs, a torch, a light-refracting surface, a protective visor or a rear protection.