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The Thompson Autorifle, (also referred to as the Thomoson Model 1923 Autoloading Rifle; and the .30-06 Model 1923 Semi-Automatic Rifle, among others, etc.) was a semi-automatic rifle that used a Blish Lock to delay the action of the weapon. It was chambered in .30-06, with the 1923 model in 7.62×54mmR Russian rifle rounds.
Blish patent Thompson M1928A1 bolt group with an "H" type Blish-lock piece The Thompson Autorifle Model 1923 (top, upright) chambered in 30-06 and SMG Model of 1921 (bottom, inverted) are both examples of firearms that used the Blish lock
Auto-Ordnance Corporation was created by John T. Thompson in August 1916 with the backing of investor Thomas Ryan. In 1915 Thompson had found the Blish Lock patent of Commander John Blish, which was the operating principle of the first prototypes of the Thompson submachine gun and the Thompson Autorifle. In exchange for shares of the newly ...
Why This Semi-Auto Rifle Was America’s Secret Weapon in WW2. David Beren. ... Weapon type: Submachine gun. Caliber:.45 ACP. The M1 Thompson, also known as the Tommy Gun, was a fully automatic ...
The Thompson submachine gun (also known as the "Tommy gun", "Chicago typewriter", or "trench broom") is a blowback-operated, selective-fire submachine gun, invented and developed by Brigadier General John T. Thompson, a United States Army officer, in 1918.
Thompson originally pursued the Autorifle concept: a rifle utilizing the Blish principle delayed-blowback action to avoid the complexity of recoil-operated and gas-operated actions. Testing found that the military issue .30-06 cartridge was too powerful to work satisfactorily using the Blish system.
Testing in the early 1920s led the Ordnance Bureau to identify three rifle designs - the Bang rifle, the Thompson Autorifle, and the primer-protrusion actuated Garand Model 1919 rifle - as promising candidates. However, all three designs were burdened with the high pressure and heat generating characteristics of the .30-06 ammunition, which ...
A semi-automatic rifle is a rifle that fires a single round each time the trigger is pulled, ... Thompson Autorifle: Auto-Ordnance Company.30-06 Springfield