breech opening

См. также в других словарях:

• breech-loading — Gun Gun (g[u^]n), n. [OE. gonne, gunne; of uncertain origin; cf. Ir., Gael., & LL. gunna, W. gum; possibly (like cannon) fr. L. canna reed, tube; or abbreviated fr. OF. mangonnel, E. mangonel, a machine for hurling stones.] 1. A weapon which… …   The Collaborative International Dictionary of English

• breech — n. /breech/; v. /breech, brich/, n. 1. the lower, rear part of the trunk of the body; buttocks. 2. the hinder or lower part of anything. 3. Ordn. the rear part of the bore of a gun, esp. the opening and associated mechanism that permits insertion …   Universalium

• breech mechanism — noun : the mechanism for opening and closing the breech of a breech loading firearm, especially of a heavy caliber gun …   Useful english dictionary

• breech — n. [[t]britʃ[/t]] v. [[t]britʃ, brɪtʃ[/t]] n. 1) mil the rear part of the bore of a gun, esp. the opening that permits insertion of a projectile 2) mac the end of a block or pulley farthest from the supporting hook or eye 3) the buttocks •… …   From formal English to slang

• Blowback (firearms) — Blowback is a system of operation for self loading firearms that obtains energy from the motion of the cartridge case as it is pushed to the rear by expanding gases created by the ignition of the propellant charge.[1] Several types of blowback… …   Wikipedia

• parturition — /pahr too rish euhn, tyoo , choo /, n. Biol. the process of bringing forth young. [1640 50; < LL parturition (s. of parturitio) travail, equiv. to L parturit(us) (ptp. of parturire; see PARTURIENT) + ion ION] * * * I or birth or childbirth or… …   Universalium

• NFL playoffs, 1981–82 — The NFL playoffs following the 1981 NFL season led up to Super Bowl XVI.NFL seeds 1978 1989 AFC 1 = Cincinnati Bengals AFC 1 div = Central AFC 2 = Miami Dolphins AFC 2 div = East AFC 3 = San Diego Chargers AFC 3 div = West AFC 4 = New York Jets… …   Wikipedia

• 1981–82 NFL playoffs — The NFL playoffs following the 1981 NFL season led up to Super Bowl XVI. Both conference champions had losing records the previous season, the only time this has happened. All four of the AFC playoff games were between teams who had never faced… …   Wikipedia

• Blowback (arms) — Blowback is an operating system for autoloading firearms that utilizes energy created by combustion in the chamber and bore acting directly on the bolt face through the cartridge. Other operating systems are recoil operation, gas operation,… …   Wikipedia

• Single-shot — This article is about firearms. For other uses, see Single Shot (disambiguation). Single shot firearms are firearms that hold only a single round of ammunition, and must be reloaded after each shot. The history of firearms began with single shot… …   Wikipedia

• small arm — small armed, adj. Usually, small arms. a firearm designed to be held in one or both hands while being fired: in the U.S. the term is applied to weapons of a caliber of up to one in. (2.5 cm). [1680 90] * * * ▪ military technology Introduction… …   Universalium