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US 12,209,832 B2Granted
Bolt lock safety device
OwnerJesse Quinninventor
Life of this patent
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Abstract
A system and method for operating a semi-automatic firearm as a single-shot firearm by installing a bolt with a bolt lock safety device, wherein the bolt lock safety device extends beyond the outer face of the bolt when engaged preventing the firearm from automatically reloading. The bolt lock safety device can be disengaged to allow pulling the charging handle back to cause the bolt to move rearward exposing the firearm chamber to reload a cartridge.
Claims20
A bolt lock safety device for a bolt in a receiver, the bolt lock safety device comprising:
- a bolt comprising:
- a bolt lock longitudinal recess sized to accommodate an adjustable bolt lock the adjustable bolt lock comprising:
- a shape of a bar
- wherein the adjustable bolt lock further comprises a lock adjuster in threaded engagement with the bolt, wherein the bolt lock is pivotally coupled to the bolt and configured to impart a first rotation to the bar in a direction to extend beyond an outer surface of the receiver when the lock adjuster is engaged, and wherein the lock adjuster imparts a second rotation to the bar in another direction to be flush with a side surface of the bolt when the lock adjuster is disengaged.
1 more element
A method for operating a semi-automatic firearm as a single-shot firearm comprising:
- installing a bolt in the firearm, wherein the bolt comprises a bolt lock safety device, wherein the bolt lock safety device extends beyond a face of the bolt when engaged;
- disengaging the bolt lock safety device by rotating the bolt lock safety device along a pivot pin axis so the bolt lock safety device no longer extends beyond the face of the bolt;
- and
- pulling a charging handle back to cause the bolt to move rearward exposing the firearm chamber to reload a cartridge.
1 more element
Dependencies are inferred from the claim text.