Leonardo Da Vinci’s Helicopter (Aerial Screw)
Words: 999 Pages: 3 4383Though the first helicopter wasn’t built til the 1940s, it is presumed that Leonardo had been making sketches that relate to what is known today as the helicopter. He never tested it out but he had invented a way for it to operate and work. He set the foundation for the creation of helicopters. The screw would make a spiral in the air as it spun around, this screw is also known as the helical air screw. This airscrew was […]