Helical lock for automatic gun

Details Helical lock for automatic gun Helical lock for automatic gun

1978-01-23

1979-10-30

Bentley, Stephen C.

Ordnance

Automatic

Breech block lock

89 11, F41D 1106

Patent

active

041724100

ABSTRACT:
A helical lock for an automatic gun operated by a rotating drum wherein a cking ring and mating end of the chamber have helical surfaces, whereby upon rotating the locking ring to locked position, the chamber is snugly urged into the barrel in its battery position and thus prevent gas leakage therebetween.

REFERENCES:
patent: 3766821 (1973-10-01), Cozzy et al.
patent: 4065998 (1978-01-01), Rocha

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