Drive for a machine gun

Details Drive for a machine gun Drive for a machine gun

1985-12-18

1988-02-23

Brown, David H.

Ordnance

Machine guns

Axially moving breech block

89 4113, F41F 1100

Patent

active

047262788

ABSTRACT:
This invention provides the provision of a motor, whose output shaft is fixed to a pinion gear, meshed with two mutually opposed driven pinion gears, each carrying a respective cam roller, which alternatively enter and exit a cam surface on a cam follower, which is fixed to a second shaft, to oscillate said follower and said second shaft, and a first sector gear which is fixed to said second shaft and meshed with a second sector gear, which is axially fixed to the rocking lever in the drive linkage of a machine gun. Alternatively, the first sector gear is meshed with a second sector gear formed on the rocking lever.

REFERENCES:
patent: 390114 (1888-09-01), Burton
patent: 430206 (1890-06-01), Garland
patent: 1477115 (1923-12-01), Gast
patent: 2509734 (1950-05-01), Higson
patent: 2966830 (1961-01-01), Hepperle
patent: 4154142 (1979-05-01), Schwegler

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