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US 8,820,212 B2Granted
Urban combat system automatic firearm having ammunition feed controlled by weapon cycle
OwnerCharles Edward Rostocilinventor
Life of this patent
Estimating the term…
Abstract
A weapon system for urban combat incorporating an automatic gun having a short recoil, a feed system with gun driven box magazines of different capacities, a detachable link-belt feed, spring buffered barrel and bolt recoil absorbing arrangement, and simplified fire control.
Claims11
A weapon for firing live ammunition comprising:
- a. a receiver assembly;
- b. a barrel assembly including a chamber slidably mounted in said receiver assembly to move fore and aft within the receiver assembly;
- c. a bolt assembly adapted to advance a feed system while ejecting fired cartridge cases during its aft movement and to chamber live cartridges and reset said feed system during its fore movement;
- d. a pistol grip assembly;
- wherein said feed system further comprises;
- e. a feed ratchet mounted in said pistol grip assembly or said receiver assembly that rotates a feed drive shaft in one direction through a planetary ring gear that amplifies the rotational movement;
- and
- f. an index plunger to engage a corresponding pocket in said receiver assembly when said feed drive shaft has engaged a feed sprocket.
5 more elements
Dependencies are inferred from the claim text.