Machine guns barrel locking mechanism

Firearms – Stock or barrel connectors – Barrel to receiver

Patent

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Details

F41A 2148

Patent

active

051552841

ABSTRACT:
A machine gun is provided, which has a detachable barrel. The barrel has a plurality of axially extending outer barrel ridges integral with and projecting from the top of the barrel near its rear end. The body of the machine gun has a barrel catch which is integral with a barrel holding socket and has a chamber adapted to accommodate the barrel ridges reciprocal between locking and unlocking positions. A locking pin is provided, which has a plurality of downward projecting, axially extending body ridges which, together with a stop member, snugly accommodate the barrel ridges when the pin is in the locked position, but intermesh with the barrel ridges in the unlocked position of the pin.

REFERENCES:
patent: 2163144 (1939-06-01), Holek
patent: 2423854 (1947-07-01), Simpson
patent: 2981154 (1961-04-01), Sweeney
patent: 4016800 (1977-04-01), Rusbach
patent: 4920679 (1990-05-01), Sarles et al.

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