Types of fire arm weapons I Muzzle loaders
- Slides: 25
Types of fire arm weapons
I- Muzzle -loaders, loaded from the muzzle II- Breach - loaders, loaded from the breach. divided into: A- Non rifled weapons: A- Rifled weapon: most commonly used FA
Non rifled weapons : (smooth bore) 1 - Sporting gun: 2 - Ghaffir guns: A-Greener, B- Schneider C-Remington
Outer wad Non rifle cartridge Sporting gun shots Inner wad Rounded Shots powder Percussion cap
Sporting gun
shots
Black smokeless
Types of powders § Smokeless powder 1. 2. 3. Nitrocellulose Nitroglycerine Mineral Gel 60% 35% 5% § Black powder 1. carbon 15%, 2. slupher 10% 3. potassium nitrate 75%
2 - Ghaffir guns:
Outer wad Inner wad Greener Schneider Remington
Greener
Main differences in Gaffir gun type Powder Shots Greener Schneide r Smokeless Rounded Remingto n black powder Semi cubical black powder faint distinct Semi cubical shoulder NO Outer wad + NO NO 12 16 28 Bore
Types of rifled weapons: 1 -long weapons : (S rifle): § non automatic( rim) § automatic has a groove 2 -short weapons (pistol) A- Revolver: § Old (non jacketed) § New (jacketed) B- Automatic pistol. (groove)
Products of firing a gun 1 - The flash of light 2 - The gases 3 - Flam 4 - smoke 5 -Unburnt powder particles § Rifled weapons § Non rifled weapons bullet Shots + wads
Estimation of the distance of firing: § 1. 2. powder marks gases 15 cm Flam burn 3. Smoke blackening 4. Unburned particles tattooing tearing 0. 5 BL 1 -1. 5 BL 2 -3 BL
5 - Inner wad penetrate body up to 3 M hits the body up to 10 M 6 - outer wad penetrates body up to 1 M hits the body up to causing slight abrasion. 3 M
The shots § Up to 2 M the whole shots enter the body in one mass producing only one central hole. § At 2 M and more start of dispersion hole and few surrounding separate shots hole. § At 3 M the central hole is smaller in size with increased dispersion of shots holes. § At 4 M complete dispersion of shots holes having a circular diameter of about 16 cm.
The shots § In longer distance, the spaces between the shots are increased and the power of penetration of shots is decreased.
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