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Remington paid a royalty fee to Smith & Wesson, owners of the Rollin White patent (#12,648, April 3, 1855) on bored-through revolver cylinders for metallic cartridge use. The Remington Army cartridge-conversions were the first large-caliber cartridge revolvers available, beating even Smith & Wesson's .44 American to market by nearly two years.
Mason began his career as an apprentice patternmaker, eventually working in the arms industry for Remington Arms.While at Remington, on November 21, 1865, he received U.S. patent 51,117, for a swing-out cylinder for easy loading and the star ejector mechanism to eject spent cartridge cases, a design used in 1896 by S&W for the .38 Hand Ejector (M&P and S&W Model 10).
In firearms, the cylinder is the cylindrical, rotating part of a revolver containing multiple chambers, each of which is capable of holding a single cartridge. The cylinder rotates (revolves) around a central axis in the revolver's action to sequentially align each individual chamber with the barrel bore for repeated firing.
Rollin White (June 6, 1817 – March 22, 1892) was an American gunsmith who invented a single shot bored-through revolver cylinder that allowed paper cartridges to be loaded from the rear of a revolver's cylinder. Because the open breeches were unprotected from lateral fire, all charges would instantly explode in a chain fire.
The first metallic cartridge revolver made by Colt was the Thuer-Conversion Model Revolver, a design that would not require a cylinder with cylindrical chambers so as not to infringe on the Rollin White patent. A small number (about 1000–1500) of Model 1851 Navy revolvers were converted, using front-loaded, slightly tapered cartridges to fit ...
The Ruger Old Army can also shoot modern smokeless cartridges in .45 Colt (.45 Long Colt), or .45 ACP loaded for "cowboy action" muzzle velocities less than about 850 feet per second, via use of a drop-in conversion cylinder made by a number of manufacturers. [4]
To prevent the new high-pressure ammunition from being fired in .44 American revolvers with disastrous results, the overall cartridge case length was increased by .06 in to 0.970 in. [1] In addition, the cylinder design of the No. 3 revolver had to be changed from the straight bored .44 American configuration to a stepped arrangement which was ...
Colt Open Top, later model with larger Colt 1860 Army grip Colt's Patent inscriptions.44 Henry Flat Cartridge. The Colt Model 1871–72 Open Top is a metallic cartridge rear-loading.44-caliber revolver introduced in 1872 by the Colt's Patent Fire Arms Manufacturing Company. This handgun was developed following two patents, the first one in 1871 ...