Patents Assigned to Fabriqe Nationale Herstal, en abrege FN
  • Shell for sporting cartridge of plastic material
    Patent number: 4192233
    Abstract: Shell for sporting cartridge of plastic material, fabricated in two parts, namely an extruded cylindrical case and a moulded cap containing base, assembled by welding, characterized by the fact that aforesaid case is provided with a conical part at one end, whereas the base is provided with a corresponding conical seat for the purpose of receiving aforesaid conical extremity of the case, the conical surfaces in contact with each other being made integral by an area of continuous welding.
    Type: Grant
    Filed: March 14, 1978
    Date of Patent: March 11, 1980
    Assignee: Fabriqe Nationale Herstal, en abrege FN
    Inventor: Thierry M. Dumortier