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Saftey Elevator Brakes invented by Elisha Otis
in 1861, Elisha Otis invented safety breaks for the elevator -
THE GATLING GUN
The Gatling gun was invented by Richard Gatling in 1862. It consisted of 6 barrels that at a certian point would discharged the weapon. Each time it would discharge the barrel it would cool down by the time it reached the certian discharged point. The new invetion produced a great amount of fire in less time and without the worry of overheating a single barrel. -
Gatling Gun
The Gatling Gun was invented by Richard J. Gatling. This gun consisted of six barrels in a revolving frame. This gun was one of the first machine guns and was able to fire continuously. At the time it didnt reload itself . Each Barrel shot one bullet and ejected the used catridges.This structure allowed higher rates of fire without overheating any barrels. This gun was used with a hand crank. Bullets were placed in the gun through a hopper on top. This gun could fire six hundred rounds a minute. -
Barbed Wire
Joseph F. Glidden of Dekalb, Illinois attended a country fair where he observed a wooden rail with sharp nails in its sides hanging inside a smooth wire fence.This enspired Joseph Glidden to invent barbed wire. He twisted 2 wires to hold the barbs in the position to make them stick out. His intention as very successful. Barbed wire could prevent the livestock from coming out, but the religious called it "the work of the devil," or "The Devil's Rope" and demanded removal of barbed wire. -
Roller Coster
The roller coster was made by -
Roller Coaster
The roller coaster is a popular amusement ride developed for amusement parks and modern theme parks. LaMarcus Adna Thompson invented the first coasters on January 20, 1885. In essence a specialized railroad system, a roller coaster consists of a track that rises in designed patterns, sometimes with one or more inversions, such as vertical loops, that turn the rider briefly upside down. The track does not necessarily have to be a complete circuit, as shuttle roller coasters exhibit. -
Dynamite, Alfred Nobel
Dynamite was invented in 1866 by Alfred Nobel.
Dyamite was invented in Krummel, Germany in 1866. Alfred Nobel's invention was also patented a year later in Krummel, Germany. Dynamite's mane substance was Nitroglycerin. Alfred Nobel also invented Nitroglycerin which is a liquid that is exsplosive he soaked it in saw dust to make the saw dust exsplosive. Then put the saw dust in the stick of Dynamite and then he has a higly exsplosive piece of dynamite made.
