Patent ID: 8631743
Filing Date: 2014-01-21
Classification: F42C

Abstract:
1. A priming device for a projectile comprising: a body; a safety and arming device; and a first electrically initiated detonator that is activated by an electronic firing module, wherein the priming device incorporates a second detonator integral with a rotor or flap of the safety and arming device, the second detonator is activated by a firing pin, the firing pin is arranged in a fixed position relative to the body and arranged opposite the first detonator of the priming device, the firing pin is integral with a spacer plate fixed with respect to the body of the projectile, the spacer plate incorporating an embrittlement groove surrounding the firing pin, and the firing pin is configured to be detached from the fixed position by shearing of the spacer plate through a thickness of the spacer plate within the embrittlement groove upon ignition of the first detonator and to be projected by the gases resulting from the ignition of the first detonator.