A firearm is said to fire from an open bolt or open breech if, when ready to fire, the bolt and working parts are held to the rear of the receiver, with...

to its firing cycle starting with an open bolt. Maxim style arms fired with a cycle starting with a closed bolt, and since the bullet firing from the...

the 2014 Australian Open men's doubles and at the 2017 Australian Open with Andrew Whittington and Bradley Mousley respectively. Bolt was born in Murray...

Bolt action is a type of manual firearm action that is operated by directly manipulating the turn-bolt via a bolt handle, most commonly placed on the...

rifles). In a closed bolt firearm, the bolt is in its foremost position upon firing. This is opposed to an open bolt firearm where the bolt is held rearward...

Usain St. Leo Bolt (/ˈjuːseɪn/; born 21 August 1986) is a Jamaican retired sprinter who is widely considered to be the greatest sprinter of all time. He...

Kalashnikov-pattern rifle series. It is a belt-fed, open bolt, fully automatic light machine gun with a rotating bolt and a long-stroke gas piston. With an empty...

pulled. An open-bolt mechanism is a common characteristic of fully automatic firearms. With this system, pulling the trigger releases the bolt from a cocked...

fires from a closed bolt during semi-automatic fire, and from an open bolt during automatic fire which is labeled as "OBA" for Open Bolt Automatic. While...

blowback-operated submachine gun firing from an open bolt with a fixed firing pin on the face of the bolt. This means the bolt remains to the rear when the weapon...

open bolt position, meaning that the bolt is held to the rear and only moves forward as it is firing a round. The firing pin is static and the bolt moves...

a Spanish submachine gun based on the British Sterling L2A3. It is an open-bolt, blowback-operated firearm that fires the 9×23mm Largo and 9×19mm Parabellum...

surfaces on the bolt carrier assembly[citation needed]. The weapon fires from an open bolt. The RPD is hammer fired from an open bolt. The hammer forms...

Karabiner 98k bolt action standard service rifle, should be able to fire single shots from a closed bolt, provide fully automatic fire from an open bolt, feed...

Vasily Degtyaryov. The PPD had a conventional wooden stock, fired from an open bolt, and was capable of selective fire. It was replaced by the PPSh-41. Developed...

is commonly believed that the closed-bolt design of the marker makes it inherently more accurate than its open-bolt counterparts, though this is disputed...

configuration, fire from a closed bolt to ensure maximum accuracy, or in machine gun mode, fire from the open bolt position to prevent cook-offs and enhance...

weapon operates through a conventional blowback mechanism. It uses an open bolt with a flat pan magazine. It fires at a very high rate of fire of approximately...

from the "open bolt" position, in which the bolt is held fully to rearward by the sear when cocked. When the trigger is depressed, the bolt is released...

Tilting bolt action is a type of locking mechanism often used in self-loading firearms and, rarely, in straight-pull repeating rifles. Essentially, the...

Shpágina-41, lit. 'Shpagin's machine-pistol-41') is a selective-fire, open-bolt, blowback submachine gun that fires the 7.62×25mm Tokarev round. It was...

way, even those featuring quick-change barrels, and which fired from an open bolt, two features that make air-cooled machine guns capable of somewhat more...

many other open-bolt designs, the MP 18 was prone to accidental discharge. If the buttstock of a loaded gun was given a hard knock while the bolt was fully...

10-minute cooling period. The gun has a positive cook-off safety for open bolt clearing, and double ram prevention. Spent casings are ejected overboard...

slamfire discharge. Some military firearms are designed to fire from an open bolt condition to avoid the unintended discharge of a chambered cartridge cooking...

rifle and uses the same closed-bolt roller-delayed blowback operation system. This makes the MP5 more accurate than open-bolt SMGs, such as the Uzi. The MP5...

later, the M16. The Owen has a simple blowback design, firing from an open bolt. It was designed to be fired either from the shoulder or the hip. It is...

their U.S. subsidiary FN Manufacturing LLC. The Minimi fires from an open bolt. It is an air-cooled, gas operated long-stroke piston weapon that is capable...

chambered in the DJP-201 7.62×51mm cartridge, and features an unusual open-bolt, hybrid long stroke, short recoil operation. The QJY-201 incorporates...

PPS is an automatic blowback-operated weapon that fires from an open bolt. The bolt is cylindrical in shape and contains a spring-loaded claw extractor...