Search results
Results From The WOW.Com Content Network
Powder in the magazine could be reloaded through a hatch on the underside of the powder carrier if the powder magazine was located under the lock. [ 23 ] [ 1 ] On Kalthoff guns with the magazine in the stock, the magazine was refilled through a hole covered by a sliding lid in the butt-plate, or through a hole uncovered by removing a screw on ...
A popular delay charge is a tube of pressed black powder. The mechanical assembly prevents the outright detonation of the charge. While delay compositions are principally similar to other fuel-oxidizer compositions, larger grain sizes and less aggressively reacting chemicals are used.
Black powder was the first explosive ever invented, and was the primary propellant used firearms around the world for many centuries. However, in modern times, smokeless powder has largely replaced black powder as the most common firearm propellant.
Black powder cartridge rifle (BPCR) refers to modern shooting sports which employ black powder cartridge rifles. These firearms, often of the type referred to as " buffalo rifles ", are single-shot firearms using a fixed metallic cartridge containing black powder , which launch heavy projectiles at relatively low velocities.
The French Navy instead developed the Slow Burning Cocoa (SBC) powder, which had grains of about 3.1 millimetres (0.12 in); still only 40% of it burned, the rest was ejected as heavy black smoke. The first smokeless propellant, the guncotton -based Poudre B was introduced by the French Navy in 1886, [ 2 ] triggering rapid development of ...
Musket "Fitiljača" (named after the slow match used to ignite the gunpowder) used by the Serbian Army in the 15th century. Slow match, also called match cord, is the slow-burning cord or twine fuse used by early gunpowder musketeers, artillerymen, and soldiers to ignite matchlock muskets, cannons, shells, and petards.
In mechanical engineering, an end-face mechanical seal (often shortened to mechanical seal) is a type of seal used in rotating equipment, such as pumps, mixers, blowers, and compressors. When a pump operates, the liquid could leak out of the pump between the rotating shaft and the stationary pump casing. Since the shaft rotates, preventing this ...
Black powder rocket propellant is very similar in makeup to old-fashioned gunpowder. The main difference is the presence of a binder, usually dextrin. The commonly used Estes model rocket engines are made with black powder propellant. [2] Black powder propellant must be pressed very tightly in order to function well.