Patent ID: 6263776
Filing Date: 2001-07-24
Classification: B64D,F41A,F41G

Abstract:
Machine gun apparatus comprising:an outer body having an exterior wall;a barrel carried by said outer body and extending forwardly and rearwardly along a firing axis;an operating structure carried within said outer body for driven movement relative thereto cyclically in forward and rearward directions;feed apparatus operative to position successive cartridges from an ammunition belt for retrieval and chambering in said barrel for firing therein, said outer body being forwardly and rearwardly movable relative to said feed apparatus;ammunition handling apparatus, carried within said outer body and being drivable by said operating structure, for delivering cartridges from said feed apparatus to said barrel for firing therein, and then extracting and ejecting the spent casings of the fired cartridges;firing apparatus for firing each chambered cartridge, the firing of each cartridge causing a rearward recoil movement and subsequent forward counter-recoil movement of said outer body relative to said feed apparatus; andcooperatively engaged first and second structures respectively disposed on said outer body and said feed apparatus for operating said feed apparatus in response to forward and rearward movement of said outer body relative to said feed apparatus,said first structure including a cam slot formed in said exterior wall of said outer body, andsaid second structure including a cam follower structure slidingly and drivably received in said cam slot.