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The gun was a rifled muzzle-loader. Gun and carriage were designed to be broken down into 4 parts (barrel, breech, 2 wheels) so they could be transported by pack animals (2 mules each: each mule with a left load and a right load, which must balance) or men. The barrel and breech were screwed together for action, hence the name "screw gun".
Although bolt-action guns are usually associated with fixed or detachable box magazines (multi-shot), some are single-shot. In fact, the first general-issue military breechloader was a single-shot bolt action: the paper-cartridge Prussian needle gun of 1841.
A screw gun that uses collated screws is known as a collated screw gun. Some screw guns can be set to stop driving the screw at a certain depth, which may be up to two inches below the surface. It is possible to drive a series of screws with the motor running continuously, and many manufacturers recommend doing this to install drywall. Screw ...
breakaway bolt: A breakaway bolt is a bolt with a hollow threaded shank, which is designed to break away upon impact. Typically used to fasten fire hydrants, so they will break away when hit by a car. Also used in aircraft to reduce weight. cap screw: The term cap screw refers to many different things at different times and places. Currently ...
This breech-loading gun was an improvement on the 2.5 inches (63.5 mm) muzzle-loading screw gun but still lacked any recoil absorber or recuperator mechanism. It could be dismantled into 4 loads of approximately 200 pounds (90.7 kg) for transport, typically by mule.
Slot screw drives have a single horizontal indentation (the slot) in the fastener head and is driven by a "common blade" or flat-bladed screwdriver.This form was the first type of screw drive to be developed, and, for centuries, it was the simplest and cheapest to make because it can just be sawed or filed.
The gun was an improved version of the 1901 BL 10-pounder mountain gun. The new 1911 version improved on the 1901 gun with a new pole trail, recoil buffer, recuperator and gun shield, and increased shell weight from 10 to 12.5 lb (5.7 kg). It was a screw gun design, where the barrel could be separated into two parts via a screw joint.
Close-up of an IOF 32 break-action revolver. The first break-action revolver was patented in France and Britain at the end of December in 1858 by Devisme. [1] A substantial hinge pin joins the two parts of the rifle or shotgun; the stock with its firing mechanism and the fore-piece and barrel, which hold the round to be fired.