US 12,392,592 B2
Electrical priming of a firearm primer
Guillaume Pont, Couthuin (BE); Benjamin Istaz, Jeneffe (BE); Hugues Libotte, Jalhay (BE); Patrick Heins, Tilff (BE); Bernard Baps, Couthuin (BE); and Romain Santus, Antheit (BE)
Assigned to FN HERSTAL S.A., Herstal (BE)
Appl. No. 18/263,789
Filed by FN HERSTAL S.A., Herstal (BE)
PCT Filed Jan. 27, 2022, PCT No. PCT/EP2022/051912
§ 371(c)(1), (2) Date Aug. 1, 2023,
PCT Pub. No. WO2022/171453, PCT Pub. Date Aug. 18, 2022.
Claims priority of application No. 21156325 (EP), filed on Feb. 10, 2021.
Prior Publication US 2024/0118064 A1, Apr. 11, 2024
Int. Cl. F42C 19/12 (2006.01); F42C 19/08 (2006.01)
CPC F42C 19/12 (2013.01) [F42C 19/08 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A primer for a personal firearm, the primer comprising:
a primer cup including a cylindrical side wall closed at one outer end by a bottom;
a pyrotechnic charge placed in the primer cup;
an electrical component configured to produce thermal energy to ignite the pyrotechnic charge, the charge being in contact with the electrical component; and
a printed circuit board including an inner face comprising the electrical component in contact with the pyrotechnic charge and a non-conductive external face, wherein a conductive plate is disposed on the non-conductive external face; and
wherein the non-conductive external face of the printed circuit board forms at least in part the bottom of the primer cup, such that at least a portion of the non-conductive external face and the conductive plate are exposed.