foil keel

См. также в других словарях:

• Foil — may refer to:Materials: * Metal leaf, a thin sheet of metal * Aluminium foil, a type of wrapping for food * Plastic foil, a thin layer of plastics Fluid Mechanics: * Foil (fluid mechanics), a type of wing or blade used to provide lift * Foil… …   Wikipedia

• Keel — In boats and ships, keel can refer to either of two parts: a structural element, or a hydrodynamic element. These parts overlap. As the laying down of the keel is the initial step in construction of a ship, the construction is dated from this… …   Wikipedia

• Winged keel — A winged keel is a sailboat keel, usually of high aspect ratio, that uses a nearly horizontal foil, the wing , at the bottom to provide additional performance. The horizontal foil serves two purposes: it acts as an winglet on the foil,… …   Wikipedia

• Canting keel — A canting keel is a form of sailing ballast, suspended from a rigid canting strut beneath the boat, which can be swung to windward of a boat under sail, in order to counteract the heeling force of the sail. The canting keel must be able to pivot… …   Wikipedia

• Bulb keel — A bulb keel is a keel, usually made with a high aspect ratio foil, that contains a ballast filled bulb at the bottom, usually teardrop shaped. The purpose of the bulb keel is to place the ballast as low as possible, therefore gaining the maximum… …   Wikipedia

• sailing — /say ling/, n. 1. the activity of a person or thing that sails. 2. the departure of a ship from port: The cruise line offers sailings every other day. 3. Navig. any of various methods for determining courses and distances by means of charts or… …   Universalium

• Sailing — is the art of controlling a sailing vessel. By changing the rigging, rudder and dagger or centre board, a sailor manages the force of the wind on the sails in order to change the direction and speed of a boat. Mastery of the skill requires… …   Wikipedia

• Centreboard — is similar but slides vertically rather than pivoting.FunctionA centreboard is used to provide lift to counter the lateral force from the sails. This is required for sailboats to move in directions other than downwind, since the force of the sail …   Wikipedia

• Proa — A proa or prau is a type of multihull sailing vessel. While the word proa just means boat in its native language, the term proa in Western languages has come to describe a vessel consisting of two (usually) unequal length parallel hulls, sailed… …   Wikipedia

• Glossary of nautical terms — This is a glossary of nautical terms; some remain current, many date from the 17th 19th century. See also Wiktionary s nautical terms, Category:Nautical terms, and Nautical metaphors in English. Contents: A B C D E F G H I J K L M N O P Q R …   Wikipedia

• The Avengers (TV series) — infobox Television show name = The Avengers caption = John Steed (Patrick Macnee) and Emma Peel (Diana Rigg in the tv series.) format = Spy fi runtime = 50 minutes creator = Sydney Newman starring = Patrick Macnee Ian Hendry Honor Blackman Diana… …   Wikipedia