Projectile cartridge wad
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United States of America Patent
Stats
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Oct 12, 2010
Grant Date -
Sep 18, 2008
app pub date -
Jan 13, 2006
filing date -
Jan 13, 2005
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A wad for a projectile cartridge comprises a holder for holding a projectile, such as a plurality of shot, a charge barrier, and a support for mounting the holder to the barrier. The wad is unitary and is formed from a biodegradable plastic material. The barrier is preferably compressible, and more preferably substantially more compressible than the support. The wad has a first moisture content and is adapted to be conditioned, prior to employment in a projectile cartridge, to have a second moisture content. After conditioning, the weight of the wad may be increased by up to 19%, or the size of the wad maybe increased in at least one dimension by up to 6%. A projectile cartridge employing the wad, and a method of making the wad and the projectile cartridge are also disclosed, together with tools for making the wad and sleeve.
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