lift devices

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• Lift (force) — For other uses, see Lift. Boeing 747 8F landing A fluid flowing past the surface of a body exerts a surface force on it. Lift is the component of this force that is perpendicular to the …   Wikipedia

• lift — [lift] vt. [ME liften < ON lypta < lopt, air, akin to OE lyft, Ger luft, Du lucht] 1. to bring up to a higher position; raise 2. to pick up and move or set [lift the box down from the shelf] 3. to hold up; support high in the air 4. to… …   English World dictionary

• lift dumpers — Aerodynamic devices in the form of flat plates mounted on top of the wing and which come into operation after landing. Lift dumpers are raised by a power system. They spoil any residual lift at touchdown, avoid bouncing, and place more weight on… …   Aviation dictionary

• High-lift device — In aircraft design, high lift devices are a variety of mechanisms intended to add lift during certain portions of flight. They include common devices such as flaps and slats, as well as less common devices such as leading edge extensions and… …   Wikipedia

• Powered lift — A powered lift (also written powered lift) is a type of aircraft that can take off and land vertically but functions differently than a helicopter in horizontal flight.DefinitionIn the United States, the Federal Aviation Administration (FAA) has… …   Wikipedia

• List of devices used by Doctor Doom — This article lists devices used by the Doctor Doom, a fictional supervillain of the Marvel Comics universe and enemy of the Fantastic Four. Over the course of his appearances, Doom has used over 100 devices, many of which he also invented.… …   Wikipedia

• Wheelchair lift — A wheelchair lift, also known as a platform lift, is a powered device designed to raise a wheelchair and its occupant in order to overcome a step or similar vertical barrier. While some wheelchair accessible vans use a powered lift to assist the… …   Wikipedia

• Hybrid lift — The Panorama Bahn hybrid lift in Kitzbühel, Austria. Chairs load from the station on the left of this image, gondolas along the carpeted area to the right …   Wikipedia

• Optical lift — is an optical analogue of aerodynamic lift, in which a cambered refractive object with differently shaped top and bottom surfaces experiences a stable transverse lift force when placed in a uniform stream of light.[1] Contents 1 Discovery 2… …   Wikipedia

• Surface lift — A surface lift A surface lift is a type of cable transportation system used to transport skiers and snowboarders where riders remain on the ground as they are pulled uphill. Types of surface lifts include the Poma lift, J bar, T bar, rope tow,… …   Wikipedia

• National Lift Tower — The National Lift Tower The National Lift Tower (previously called The Express Lift Tower) is a lift testing tower built by the Express Lift Company off the Weedon Road in Northampton, England. The structure was commissioned in 1978 with… …   Wikipedia