On This Date | Aerotech News & Review
(Courtesy photo) Dec. 12, 1955: First prototype of hovercraft patented by British engineer Christoper Cockerell. A hovercraft, also known as an air-cushion vehicle or ACV, is an amphibious craft capable of travelling over land, water, mud, ice, and other surfaces. Hovercraft use blowers to produce a large volume of air below the hull, or air cushion, that is slightly above atmospheric pressure. The pressure difference between the higher pressure air below the hull and lower pressure ambient air above it produces lift, which causes the hull to float above the running surface. For stabili...
Source: aerotechnews.com