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US 5,394,635 AGranted
Safety cartridge
AssigneeEdward J. Krolak
InventorJohn C. Stuart
Life of this patent
Estimating the term…
Abstract
A firearm safety cartridge lodges a projectile in the breech end of the barrel of the firearm to prevent live ammunition from being inserted into the firing chamber of the firearm.
Claims3
A safety cartridge for a firearm including
- a barrel having a breech end,
- a firing chamber adjacent the breech end of the barrel and in alignment with the barrel, and
- a firing mechanism,
- said cartridge being shaped and dimensioned to be inserted in the firing chamber of the firearm and including
- (a) a cartridge case;
- (b) propellant means mounted in said cartridge case to be ignited by said firing mechanism to form gas in the cartridge case;
- and,
- (c) a projectile mounted in the cartridge case and being shaped and dimensioned to be propelled toward and wedge in the barrel when said cartridge is in the firing chamber and the propellant means is ignited by the firing mechanism.
5 more elements
In combination with a firearm including
- a barrel having a breech end,
- a firing chamber adjacent the breech end of the
- barrel and in alignment with the barrel,
- a firing mechanism,
- the improvement comprising a safety cartridge, said cartridge being shaped and dimensioned to be inserted in the firing chamber of the firearm and including
- (a) a cartridge case;
- (b) propellant means mounted in said cartridge case to be activated by said firing mechanism;
- and,
- (c) a projectile mounted in the cartridge case and shaped and dimensioned to be propelled toward and wedge in the barrel and separate from said cartridge case when said cartridge is in the firing chamber and said propellant means is activated by the firing mechanism.
6 more elements
In combination with a firearm including
- a barrel having a breech end,
- a firing chamber adjacent the breech end of the
- barrel and in alignment with the barrel,
- a firing mechanism,
- the improvement comprising a safety cartridge, said cartridge being shaped and dimensioned to be inserted in the firing chamber of the firearm and including
- (a) a cartridge case;
- (b) propellant means mounted in said cartridge case to be activated by said firing mechanism;
- and,
- (c) a projectile mounted in the cartridge case and shaped and dimensioned to be propelled toward and wedge in the barrel when said cartridge is in the firing chamber and said propellant means is activated by the firing mechanism, said firing mechanism engaging said cartridge case and displacing said cartridge case away from the barrel after said cartridge is fired.
6 more elements
Dependencies are inferred from the claim text.