MACHINERY illl GunLab（机械illlGunLab）.pdf

MACHINERY Volume 49 NEW YORK, DECEMBER, 1942 Number 4 * * * * * * * Making a World-Famous Automatic Pistol By E. P. HERRICK, Production Engineer Colts Patent Fire Arms Mfg. Co., Hartford, Conn. Approved for Publication by the War Department Tried and Tested in the First World HE first successful American automatic War, the Colt 0.45 Automatic Pistol pistol was developed and introduced by T the Colts Patent Fire Arms Mfg. Co. in is Now Being Manufactured in Larger 1900. It was of 0.38 caliber, and its construction Quantities than Ever Before. The was based on Brownings patent, which featured Reputation of This Famous Firearm a magazine feed, recoil ejection of the empty cartridge cases, and automatic cocking of the has been Established by the Care hammer after each shot was fired. It was in and Precision of Its Manufacture many ways a marked improvement over the re- MAKING A WORLD-FAMOUS AUTOMATIC PISTOL volver with bulky cylinder and hammer that had place in the armory of modern warfare. It is be- to be manually cocked before each shot. ing manufactured in greater quantities than ever In 1905, the first Colt Military Model 0.45 before, and three companies, in addition to the caliber automatic was introduced. After exten- Colts organization, have been authorized to en- sive