Thompson Sub •
aka The Tommy Gun; Annihilator; Trench Broom; Chopper; Chi
First invented by John Taliafero Thompson c.1918.
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Made in response to the lack of short range rifles in the trenches of WWI.
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Marketed in to police in 1920’s and 30’s as “The safest gun to shoot on the city streets”.
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Later used by crime syndicates as one of their weapons of choice.
Stock
Rear Sight
Safety
Bolt Spring
Sear
Bolt
Grip
Trig
bmachine Gun
icago Organ Grinder; Chicago Piano; Persuader; and Typewriter
Actuator
gger
Firing Pin
Extractor
Barrel (30 Fins)
Front Sight
Cutts Compensator
Weight: Length: Ammunition: R.P.M.: Range:
Magazine Spring
Magazine
Front Grip
Chamber
4.5 kg (empty) 85.6 cm .45 Caliber ACP 600 - 725 50m -150m
.45 Bullet
Varieties: .45 Colt; .45-70; .45 ACP; .45 GAP; .454 Cacull
Lead Sulphate
Gunpowder
Flash Hole
l; .45 Raptor
Bullet
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The classification “submachine gun” derives from the size of the bullet - using smaller rounds than typical machine guns.
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Submachine gun rounds travel slower, and have are accurate only to 100m.
Casing
The trigger is pulled releasing the sear.
2 1
d,
The sear releases the bolt from it’s locked position.
The bolt spring drive the bolt forwards.
3
es
The bolt hits the chamber, causing the firing pin to collide with the bullet’s primer.
4
5
The propellent in the bullet is ignited, which causes gas to expand, driving the bullet down the barrel and reseting the bolt.
6
The extractor pulls the bullet casing out of the barrel.
7
The cartridge is pushed up with the magazine spring, which lines up in front of the bolt, ready to repeat step 1.