Patent ID: 9249759
Filing Date: 2016-02-02
CPC Classification: F02K,F42B,F42C

Claim Text:
1. A mortar projectile ( 55 ) having a mortar ignition cartridge ( 65 ) comprising a bed of loose powder propellant ( 250 ) and wherein the propellant is ignited through a percussion primer ( 205 ) striking a firing pin ( 210 ), leading to activation of a launch unit ( 50 ) secured within said mortar ignition cartridge, and wherein said launch unit comprises: a flashtube ( a ceramic nozzle ( wherein the pellet combustion chamber contains pellets ( wherein the nozzle acts as a quasi-solid boundary to flashtube venting chamber pressure disturbances for choking the flow of pellet combustion products toward the flashtube venting chamber; and wherein the flashtube venting chamber acts as a product-gas forming area and includes a plurality of vent holes (