PERCUSSION PRIMER Russian patent published in 1997 - IPC

Abstract RU 2090836 C1

FIELD: powder charger primers of cartridges for shot sporting-hunting guns. SUBSTANCE: percussion primer uses cylindrical shell 1 and anvil 2 with ignition holes 9 made integral, cap 3 with percussion-ignition charge 4 located under the anvil. Besides, additional chamber 5 is formed above the anvil, the chamber accommodates a booster ignition charge in the form of blasting cartridge 6 with central duct 7 communicating with ignition holes 9 of the anvil, and two cylindrical recesses 8 in the ends. The relation between the mass of the booster ignition charge and the mass of the percussion - ignition charge is 2:5. EFFECT: standardization of percussion primer for cartridges of various application, stabilization of its characteristics and enhanced power at invariable dimensions due to regulation of the charge mass. 1 dwg

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RU 2 090 836 C1

Authors

Zabelin V.V.

Vlasenko M.E.

Ageev M.V.

Dates

1997-09-20—Published

1990-02-13—Filed