PRIMER DIFFUSER FOR POLYMER AMMUNITION CARTRIDGES
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United States of America Patent
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app pub date -
Jun 5, 2015
filing date -
Nov 10, 2010
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Abstract
The present invention provides a diffuser cup or ring adapted to hold a primer used in an ammunition cartridge comprising a bottom surface sized to fit in a primer recess for an ammunition cartridge; a diffuser aperture positioned through the bottom surface and aligned with a flash hole; a cup wall attached to the bottom surface and extending away from the bottom surface; and an interior cavity bordered by the cup wall and the bottom surface and sized to frictionally fit a primer.
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