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US 4,357,888 AGranted
Projectile for 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.
Claims3
An underwater projectile dischargeable from an underwater hand-held firearm having a projectile retaining guideway, said projectile comprising in combination:
- (a) a body having a war head, a chamber and a rear end in serial longitudinal alignment;
- (b) means for detachably attaching said war head to said chamber;
- (c) a propellant disposed in said chamber for propelling said projectile through the water;
- (d) means disposed in said rear end for activating said propellant on firing of the firearm;
- (e) fracturable flange means secured to said rear end for engaging the guideway within the firearm to retain said projectile within the firearm until said propellant is activated;
- and
- (f) an annular flange disposed at said rear end, said flange being displaced along the longitudinal axis of said projectile for cooperating with said fracturable flange to retain the guideway therebetween.
4 more elements
Dependencies are inferred from the claim text.