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hovercraft |
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Hovercraft: see air-cushion vehicle air-cushion vehicle (ACV), craft designed to travel close to but above ground or water. It is also called a
ground-effect machine or Hovercraft. These vehicles are supported in various ways. ..... Click the link for more information. . air-cushion vehicleor hovercraftVehicle supported above the surface of land or water by an air cushion, produced by downwardly directed fans, enclosed within a flexible skirt beneath the hull. The concept was first proposed by John Thornycroft in the 1870s, but a working model was not produced until 1955, when Christopher Cockerell solved the problem of keeping the air cushion from escaping from under the vehicle, and formed Hovercraft Ltd. to manufacture prototypes. Problems with skirt design and engine maintenance have restricted the vehicle's commercial application; today hovercraft are used mainly as ferries. hovercraft a vehicle that is able to travel across both land and water on a cushion of air. The cushion is produced by a fan continuously forcing air under the vehicle hovercraft [′həv·ər‚kraft] (mechanical engineering) Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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