Loading systems in early manual machine guns were often from a hopper of loose (un-linked) cartridges. See Rev. [27] Gatling guns were targeted by artillery they could not reach, and their crews were targeted by snipers they could not see. § 5845(b) For the purposes of the National Firearms Act the term Machinegun means: Machine gun, automatic weapon of small caliber that is capable of sustained rapid fire. machine-gun. [29], Also in 1870, the Bavarian regiment of the Prussian army used a unique mitrailleuse style weapon in the Franco-Prussian war. The belt-fed American M-60 machine gun is based on an earlier German model from World War 2. In machine gun. Many heavy machine guns, such as the Browning M2 .50 caliber machine gun, are accurate enough to engage targets at great distances. Another early revolving gun was created by James Puckle, a London lawyer, who patented what he called "The Puckle Gun" on May 15, 1718. an automatic gun that can fire a lot of bullets one after the other very quickly: [ before noun ] Several reporters were caught in machine-gun fire. Air-cooled machine guns often feature quick-change barrels (often carried by a crew member), passive cooling fins, or in some designs forced-air cooling, such as that employed by the Lewis Gun. Perhaps the earliest examples of predecessors to the modern machine gun are to be found in East Asia. It was a design for a manually operated 1.25 in. Manufactures. Rotary designs are intrinsically comparatively bulky and expensive, and are therefore generally used with large rounds, 20 mm in diameter or more, often referred to as Rotary cannon – though the rifle-calibre Minigun is an exception to this. Revolvers further reduced this to only needing a pre-prepared cylinder and linked advancing the cylinder to cocking the hammer. Machine gun. Tripod and pintle mounts are usually used with spade grips. As a class of military kinetic projectile weapon, machine guns are designed to be mainly used as infantry support weapons and generally used when attached to a bipod or tripod, a fixed mount or a heavy weapons platform for stability against recoil. machine gun definition in English dictionary, machine gun meaning, synonyms, see also 'Browning machine gun',machine',adding machine',answering machine'. This weapon was also hopper-fed and never went into mass production. ‘It was a … Almost any gun is based on one simple concept: You apply explosive pressure behind a projectile to launch it down a barrel. Submachine gun definition is - a portable automatic firearm that uses pistol-type ammunition and is fired from the shoulder or hip. [26] Sustained firing of gunpowder cartridges generated a cloud of smoke, making concealment impossible until smokeless powder became available in the late 19th century. Other sears stop the firing pin from going forward after the round is locked into the chamber. Many were sold to other armies in the late 19th century and continued to be used into the early 20th century, until they were gradually supplanted by Maxim guns. More example sentences. Many machine guns are of the locked breech type, and follow this cycle: The operation is basically the same for all locked breech automatic firearms, regardless of the means of activating these mechanisms. Rul. Early machine guns were often water-cooled and while this technology was very effective, (and was indeed one of the sources of the notorious efficiency of machine guns during the First World War ), the water jackets also added considerable weight to an already bulky design; they were also vulnerable to the enemies' bullets themselves. These battalions were composed of the hardened infantrymen—riflemen, Witnesses heard the sound of an explosion and, Over the years it's been updated, including a £320,000 renovation in the '80s according to Secrets of Royal Travel, which added protections to defend against, After a brief Period the advance commenced and was met with, In certain cases, Spider-Man will just pick up a, But anyone who came to a Monopoly game armed with a, The marshals who took Ruby to and from school were heavily armed and kept a, In May 1944, a Choctaw sergeant named Van Barfoot singlehandedly took out three, There were close calls, one involving a B-17 that disintegrated just above and to the right of Bolado’s top, Post the Definition of machine-gun to Facebook, Share the Definition of machine-gun on Twitter, We Got You This Article on 'Gift' vs. 'Present'. The design required fewer crew and was lighter and more usable than the Nordenfelt and Gatling guns. | Meaning, pronunciation, translations and examples English Language Learners Definition of machine gun (Entry 2 of 2), See the full definition for machine gun in the English Language Learners Dictionary, Thesaurus: All synonyms and antonyms for machine-gun, Nglish: Translation of machine-gun for Spanish Speakers. English [] Etymology []. An automatic gun that fires bullets in rapid succession for as long as the trigger is pressed. Noun. Firearms Verification National Firearms Act Definitions Machinegun. The ammunition is often belt-fed. True repeating long arms were difficult to manufacture prior to the development of the unitary firearm cartridge; nevertheless, lever-action repeating rifles such as the Kalthoff repeater and Cookson repeater were made in small quantities in the 17th century. Motorized Gatling guns are capable of the fastest firing rates of all, partly because this format involves extra energy being injected into the system from outside, instead of depending on energy derived from the propellant contained within the cartridges, partly because the next round can be inserted simultaneously with or before the ejection of the previous cartridge case, and partly because this design intrinsically deals with the unwanted heat very efficiently – effectively quick-changing the barrel and chamber after every shot. 16880. [20], In 1854 a British patent for a mechanically operated machine gun was filed by Henry Clarke. | Meaning, pronunciation, translations and examples Raw materials. Dr. Gatling also experimented with electric-motor-powered … Advances in metallurgy and use of special composites in barrel liners have allowed for greater heat absorption and dissipation during firing. Another is a tripod, where the person holding it does not form a "leg" of support. ..... Click the link for more information. 'Nip it in the butt' or 'Nip it in the bud'? Squad automatic weapons, which fire the same (usually intermediate-powered) cartridge used by the other riflemen from the same combat unit, are functionally light machine guns despite their different designation. As it became clear that a high-volume-of-fire weapon would be needed for fast-moving jet aircraft to reliably hit their opponents, Gatling's work with electrically powered weapons was recalled and the 20 mm M61 Vulcan designed; a miniaturized 7.62 mm version initially known as the "mini-Vulcan" and quickly shortened to "minigun" was soon in production for use on helicopters, where the volume of fire could compensate for the instability of the helicopter as a firing platform. Another fundamental development occurring before and during the war was the incorporation by gun designers of machine gun auto-loading mechanisms into handguns, giving rise to semi-automatic pistols such as the Borchardt (1890s), automatic machine pistols and later submachine guns (such as the Beretta 1918). They have several barrels each with an associated chamber and action on a rotating carousel and a system of cams that load, cock, and fire each mechanism progressively as it rotates through the sequence; essentially each barrel is a separate bolt-action rifle using a common feed source. [9] It was one of the earliest weapons to be referred to as a machine gun, being called such in 1722,[10] though its operation does not match the modern usage of the term. (Firearms, Gunnery, Ordnance & Artillery) ( tr) to shoot or fire at with a machine-gun. Machine guns are normally used against unprotected or lightly protected personnel, or to provide suppressive fire. 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