Firearm
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United States of America Patent
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May 26, 2015
Grant Date -
Jul 19, 2012
app pub date -
Jan 12, 2012
filing date -
Jan 14, 2011
priority date (Note) -
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status (Latency Note)
Importance
Abstract
A firearm can have a bolt having a plurality of locking lugs that are configured to have a shear area that is at least approximately 1.3 times that of a standard M16/M4. A piston can be formed on the bolt and can have a plurality of rings that are configured to cooperate with the piston to mitigate gas leakage past the piston. Each of the rings can have a key formed thereon and a gap formed therein such that the gap of one ring is configured to receive at least a portion of the key of another ring. The bolt carrier can have a double cut cam.
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