Stáhnout prezentaci
Prezentace se nahrává, počkejte prosím
2
- in terms of mechanization: - in terms of using: 1)Repeating guns 2)Semi-automatic guns 3) Full -automatic guns 1)Hunting guns 2)Sporting guns 3) Military guns one press trigger = one shot neccesary to use hand for reloading keeping pressed trigger =„shot by shot“ 1)2)3)
3
Buttstock /Gunstock – is made of wood (beech,turkish tree,...); enables to catch recoil Barrel – is made of steel (15 230,...); gives rotation to bullet Magazine – is made of sheet metal ; store for ammo Safety – 2 levels: 1) (to) lock = gun is ready for fire 2) (to) unlock = gun‘s function is blocked Trigger – press it = mechanism is activated and gun fires on the enemy stabilization of bullet
4
Česká Zbrojovka – Uherský Brod - generally produces military guns supplier for the Czech Army - in the area of it is situated the High School (specialization in weapons) - provides production for air industry and car industry too - many of operations is realized by robots (or CNC machines)
5
1)phase = press the trigger to launch bullet 2)phase = bullet in the barrel rotates during a move 3)phase = gas is separated from projectile (bullet) over the gas tube 4)phase = the separate gas presses on the piston which enables open to charging handle (the cartridge case go away) 5)All process is repeated gas-operated firearm
6
labeling of cartridges: 7,6239 (mm) military guns (7,62 x 39,...) hunting guns (shot,...) sporting guns (.22 LR,...) leisure guns (4,5 mm pellet,...).22 LR.308 Winchester.45.223 Remington.50...so on in the inches (bullets,projectiles,ammo) recalculation to mm: 0,22 inch x 25,4 mm = 5,588 mm one inch
7
some guns which are made by prisoners: shotgun (was made of bed) sharp spoon boxer
8
Don‘t forget: „Gun is not a killer – Killer is a human“
Podobné prezentace
