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US 4,266,358 AGranted
Underwater firearm
OwnerJohn C. Phillips, Michael D. Nobelinventors
Life of this patent
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Abstract
An underwater firearm for discharging self-propelled projectiles incorporates a swing arm for simultaneously loading a projectile from a magazine into the firing chamber and cocking the firing pin. Guide means in the firing chamber automatically engages a fracturable flange on loading of the projectile to retain the projectile until discharge of the firearm.
Claims16
A firearm for discharging projectiles, said firearm comprising in combination:
- (a) a barrel for discharging a projectile, said barrel having a longitudinal axis and including a firing chamber and an opening for lateral insertion of the projectile into said firing chamber to load said firearm;
- (b) means for retaining the projectile within said firing chamber until discharge of the projectile or unloading of said firearm;
- (c) an inner sleeve rotatably mounted within said barrel for closing said opening on rotation of said inner sleeve, said inner sleeve including an aperture configured commensurate with said opening to accommodate admission therethrough of the projectile;
- (d) a mechanism for actuating a firing pin to discharge a projectile;
- (e) a swing arm pivotable through an arc about the longitudinal axis of said barrel for cocking said mechanism and simultaneously rotating said inner sleeve to admit and enclose a projectile within said firing chamber;
- and
- (f) trigger means for triggering said mechanism to actuate the firing pin and discharge a projectile.
4 more elements
Dependencies are inferred from the claim text.