The VS-300, the world's first functioning helicopter, was invented by Igor Sikorsky. The patent was granted to Sikorsky on March 19, 1935, following his initial application on June 27, 1931.Continue Reading
It was constructed by the Vought-Sikorsky Aircraft Division of the United Aircraft Corporation, and successfully piloted by the inventor himself on May 13, 1940, following an initial tethered test of only a few seconds in September of the previous year.
Following its successful free flight, the VS-300 became the standard for helicopter manufacture around the world. Earlier versions of the helicopter, all unsuccessful, had included Thomas Edison's, which had a volatile gun cotton-powered engine, and Louis Charles Breguet's Gyroplane #1, which was likened to a bunch of windmills lashed together.Learn more about Inventions
The first helicopter was made in 1907 by Paul Cornu. However, it was unsuccessful and could not achieve flight. In 1924, a French inventor by the name of Etienne Oehmichen built the first helicopter that could fly.Full Answer >
Leonardo Da Vinci, while primarily an artist, created the basic concepts for many inventions that have since been realized, such as the helicopter, the parachute, armored cars and even robots. While Da Vinci did have the initial ideas for many of these devices, he is often not credited with actually inventing them, as many were simply designs or blueprints that were never fully completed during his lifetime.Full Answer >
Benjamin Franklin changed the world by helping write the Declaration of Independence and U.S. Constitution, negotiating the end of the Revolutionary War with the Treaty of Paris and becoming the first ambassador of the United States to France. He also had notable achievements as a publisher, author, scientist and inventor.Full Answer >
Albert Einstein's greatest contribution to the world was his theory of relativity in which he described new ways of looking at time, space, matter, energy and gravity. His works also provided the basis for advances such as the control of atomic energy, space exploration and applications of light.Full Answer >