Annual Report of the Secretary of WarU.S. Government Printing Office, 1896 |
No interior do livro
Resultados 1-3 de 30
Página 88
... PRIMER . As was stated in the last report , the receipt of the first magazine rifles threw the question of a primer for the new ammunition back into the experimental stage . Copper as a primer metal had to be abandoned and low brass ...
... PRIMER . As was stated in the last report , the receipt of the first magazine rifles threw the question of a primer for the new ammunition back into the experimental stage . Copper as a primer metal had to be abandoned and low brass ...
Página 124
... primer seat . In the cases of recent manufac ture , an artificial line of weakness is introduced , the heads being pressed at the outer circumference about 0.09 inch thinner than at the primer seat ( fig . 10 , pl . 3 ) . Thus is formed ...
... primer seat . In the cases of recent manufac ture , an artificial line of weakness is introduced , the heads being pressed at the outer circumference about 0.09 inch thinner than at the primer seat ( fig . 10 , pl . 3 ) . Thus is formed ...
Página 309
... primer failed to ignite charge .. First primer failed to ignite charge .. Primers failed ; wires pulled out . Primer failed ; wires pulled out . Sec- ond primer hung fire . From center of impact . Mean lateral deviation from center of ...
... primer failed to ignite charge .. First primer failed to ignite charge .. Primers failed ; wires pulled out . Primer failed ; wires pulled out . Sec- ond primer hung fire . From center of impact . Mean lateral deviation from center of ...
Outras edições - Ver tudo
Palavras e frases frequentes
12-inch B. L. mortar 12-inch B. L. rifle action of breech Appendix B. L. mortar steel barometer block bolt breech mechanism breechblock caliber cartridge cent center of impact consumption of powder coppers of 1892 degrees elevation deviation from center disappearing carriage effect on piece Eleva feet Firing conducted firing pin forgings Frankford Arsenal front fuse gauge grains gun cotton Hook Proving Ground humidity igniter inch long inch of bore June June 15 manufacture miles an hour muzzle nitroglycerin Object of firing Ordnance Department piston plate platform Pont's brown prismatic Pressure primer projectile in flight rear recoil Record of firing rounds sand Sandy Hook Proving scattering of fragments screw shaft Shell shot sight smokeless powder sound of projectile Special remarks spring SPRINGFIELD ARMORY square inch target thermometer tion top carriage trunnion velocity Watertown Arsenal Watervliet Arsenal Weight wheel WILLIAM CROZIER yards