The Definition of Needle Gun
A needle gun is a bolt-action firearm (the first known type of bolt action rifle) that has a needle-like firing pin, which can pass through fully self-contained (paper) cartridge case to strike a percussion cap at the bullet base.
The first experimental needle gun was designed by Jean Samuel Pauly, a Swiss gunsmith, in 1812.
The first mass-produced needle gun was invented by the German gunsmith Johann Nicolaus von Dreyse, who, beginning in 1824, had conducted multiple experiments, and in 1836 produced the first viable breech loading gun model using a complete cartridge .
19 Other Firearms Definitions You Need To Know
German for "short." Seen as part of a cartridge designation. On some German manufactured guns that use .380 ACP, the designated caliber is 9mm Kurtz (9mm Short), which is also the same as the Italian 9mm Corto
Firearms designed to be carried and used by an individual or individuals.
A hollow base bullet, shaped so that, when fired, the bullet will expand and seal the bore.
It was invented by Captain John Norton of the British 34th Regiment in 1832, after he examined the blow pipe arrows used
by the natives in India and found that their base was formed of elastic locus pith, which by its expansion against the
inner surface of the blow pipe prevented the escape of air past it.
The forward end of the bolt which supports the base of the cartridge and contains the firing pin.
A broad, flat, raised area on the side of a buttstock.
A type of gun barrel rifling where the traditional lands and grooves are replaced by "hills and valleys" in a rounded polygonal pattern, usually a hexagon or octagon.
Polygons with a larger number of edges provide a better gas seal in relatively large diameter polygonally rifled bores.
A small single-shot or multi-barreled pocket pistol. Derringers (spelled with two Rs) are called that because of the original desinger and anmufactuturer of that
type of gun, Henry Deringer. To get around copyright infringment other designers and manufacturers spell the name with two Rs.
Failure of a spent case to completely eject from a semi-automatic firearm. The case usually stands on end while lodged in the ejection port.
The amount of rearward force exerted by the propellant gases on the bolt or breech of a firearm action or breech when a projectile is fired.
The applied force has both magnitude and direction, making it a vector quantity. This is also known as
Bolt Thrust on firearms that are Bolt Action
The recoil spring is the powerful spring that cushions the slide in its rearward travel and then sends the slide forward again with enough force to drive the fresh round firmly into the chamber.
The strength of the recoil spring is calibrated to run the slide without any outside assistance.
Contrary to some people's belief, AR does NOT stand for Assault Rifle. The designation AR stands for the original designing company ArmaLite.
An AR is a firearm platform originally designed by ArmaLite and built by Colt,
an AR is a lightweight, intermediate cartridge magazine-fed, air-cooled rifle with a rotating lock bolt, actuated by direct impingement gas operation or long/short stroke piston operation.
It has been produced in many different versions, including numerous semi-automatic and selective fire variants.
It is manufactured with extensive use of aluminum alloys and synthetic materials.
Types of ARs include AR-15, AR-10 and AR-7.
The curved, forward end of the bar of a break-open firearm's action, about which the mounted
forend iron revolves downward. This area should be kept lightly greased to avoid galling the bearing surfaces.
A swing-out arm on a revolver, to which the cylinder is
mounted when opened facilitates loading and cleaning.
That part of the stock on a rifle or shotgun into which the barrel fits.
Italian for "short." Seen as part of a cartridge designation. On some Italian manufactured guns that use .380 ACP, the designated caliber is 9mm Corto (9mm Short), which is also the same as the German 9mm Kurtz
A firing mode enabling the shooter to fire a predetermined number of rounds with a single pull of the trigger.
The four rules of firearms safety,were originally introduced in the early 1900's by various shooting education sources (with varying phrasing, but same implications), they apply every single time a firearm is handled in any way or for any reason. The NRA
teaches the Three Rules of Safe Gun Handling.
Rule One: All guns are always loaded. (Treat all guns as if they are loaded, no matter what!)
Rule Two: Never point your firearm at anything you are not willing to destroy.
Rule Three: Never put your finger on the trigger unless your sights are on target (and you have made the decision to fire).
Rule Four: Be sure of your target and what is behind it.
A slang term for a small inexpensive handgun. Saturday night specials have been defined as compact, inexpensive,
small-caliber handguns with perceived low quality; however, there is no official definition of "Saturday night special" under federal law,
though some states define "Saturday night specials" or "junk guns" by means of composition or materials strength.
Low cost and high availability make these weapons attractive to many buyers despite their shortcomings.
A trigger that requires a lot of pressure to pull it past the break point.
Rifles tend to have considerably lighter triggers than handguns, and even a heavy rifle trigger is often lighter than a light handgun trigger.
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