113 relations: Aerodynamics, Aileron, Air brake (aeronautics), Airband, Aircraft fairing, Airfield traffic pattern, Airfoil, Airspace, Airspeed indicator, Akaflieg Stuttgart FS-24, Alexander Schleicher GmbH & Co, Altimeter, AMS Flight, Aspect ratio (aeronautics), Boeing 767, Bungee cord, Call sign, Camber (aerodynamics), Carbon fiber reinforced polymer, Center of gravity of an aircraft, Center of mass, Cockpit, Compass, Convergence zone, DG Flugzeugbau, Drag (physics), Drogue parachute, Elevator (aeronautics), Emergency position-indicating radiobeacon station, Eta (glider), European Aviation Safety Agency, FAI Gliding Commission, Fédération Aéronautique Internationale, Federal Aviation Administration, Fiberglass, Final approach (aeronautics), Flap (aeronautics), FLARM, Fuselage, George Cayley, Gimli Glider, Glasflügel H-201, Glider (aircraft), Glider competition classes, Glider types, Gliding, Gliding competition, Gliding flight, Global Positioning System, Ground effect (aerodynamics), ..., Handicapping, Hang gliding, HpH 304, Joint Aviation Requirements, Jonker JS-1 Revelation, Kevlar, LAK-17, Laminar flow, Landing gear, Lange Aviation, Lee wave, Lift (soaring), Lift coefficient, Lift-induced drag, Lift-to-drag ratio, List of gliders, Military glider, Motor glider, Normandy landings, Organisation Scientifique et Technique du Vol à Voile, Otto Lilienthal, Paper plane, Paragliding, Paul MacCready, Personal digital assistant, Pitching moment, Polar curve (aerodynamics), Primary glider, PW-5, Radio-controlled glider, Rhön-Rossitten Gesellschaft, Ridge lift, Rotor kite, Rudder, Schempp-Hirth, Schleicher ASG 29, Schneider Grunau Baby, Schweizer brothers, Schweizer SGS 2-33, Search and rescue, Slip (aerodynamics), Soaring Society of America, Space Shuttle, Speed to fly, Spin (aerodynamics), Spoiler (aeronautics), Stall (fluid mechanics), Stemme, Szybowcowy Zakład Doświadczalny, Takeoff, Thermal, Transceiver, Transponder (aeronautics), Turbulator, Turn and slip indicator, Unpowered aircraft, Variometer, Vertical stabilizer, Wasserkuppe, Wingtip device, Wolfgang Späte, World War I, Wright brothers. Expand index (63 more) » « Shrink index
Aerodynamics, from Greek ἀήρ aer (air) + δυναμική (dynamics), is the study of the motion of air, particularly its interaction with a solid object, such as an airplane wing.
An aileron (French for "little wing" or "fin") is a hinged flight control surface usually forming part of the trailing edge of each wing of a fixed-wing aircraft.
In aeronautics, air brakes or speed brakes are a type of flight control surfaces used on an aircraft to increase drag or increase the angle of approach during landing.
Airband or aircraft band is the name for a group of frequencies in the VHF radio spectrum allocated to radio communication in civil aviation, sometimes also referred to as VHF, or phonetically as "Victor".
An aircraft fairing is a structure whose primary function is to produce a smooth outline and reduce drag.
An airfield traffic pattern is a standard path followed by aircraft when taking off or landing, while maintaining visual contact with the airfield.
An airfoil (American English) or aerofoil (British English) is the shape of a wing, blade (of a propeller, rotor, or turbine), or sail (as seen in cross-section).
Airspace is the portion of the atmosphere controlled by a country above its territory, including its territorial waters or, more generally, any specific three-dimensional portion of the atmosphere.
The airspeed indicator or airspeed gauge is an instrument used in an aircraft to display the craft's airspeed, typically in knots, to the pilot.
The Akaflieg Stuttgart FS-24 Phoenix was a glider designed and built in Germany from.
Alexander Schleicher GmbH & Co is a major manufacturer of sailplanes located in Poppenhausen, near Fulda in Germany.
An altimeter or an altitude meter is an instrument used to measure the altitude of an object above a fixed level.
AMS flight is a glider, motorglider and ultralight aircraft manufacturer based in Begunje na Gorenjskem, Slovenia.
In aeronautics, the aspect ratio of a wing is the ratio of its span to its mean chord.
The Boeing 767 is a mid- to large-size, mid- to long-range, wide-body twin-engine jet airliner built by Boeing Commercial Airplanes.
A bungee cord (sometimes spelled bungie), also known as a shock cord (occy strap or octopus strap in Australian common usage) is an elastic cord composed of one or more elastic strands forming a core, usually covered in a woven cotton or polypropylene sheath.
In broadcasting and radio communications, a call sign (also known as a call name or call letters—and historically as a call signal—or abbreviated as a call) is a unique designation for a transmitter station.
In aeronautics and aeronautical engineering, camber is the asymmetry between the two acting surfaces of an aerofoil, with the top surface of a wing (or correspondingly the front surface of a propeller blade) commonly being more convex (positive camber).
Carbon fiber reinforced polymer, carbon fiber reinforced plastic or carbon fiber reinforced thermoplastic (CFRP, CRP, CFRTP or often simply carbon fiber, carbon composite or even carbon), is an extremely strong and light fiber-reinforced plastic which contains carbon fibers.
The center of gravity (CG) of an aircraft is the point over which the aircraft would balance.
In physics, the center of mass of a distribution of mass in space is the unique point where the weighted relative position of the distributed mass sums to zero, or the point where if a force is applied it moves in the direction of the force without rotating.
A cockpit or flight deck is the area, usually near the front of an aircraft or spacecraft, from which a pilot controls the aircraft.
A compass is an instrument used for navigation and orientation that shows direction relative to the geographic cardinal directions (or points).
A convergence zone in meteorology is a region in the atmosphere where two prevailing flows meet and interact, usually resulting in distinctive weather conditions.
DG Flugzeugbau GmbH is a manufacturer of sailplanes and other composite parts based in Bruchsal near Karlsruhe, Germany.
In fluid dynamics, drag (sometimes called air resistance, a type of friction, or fluid resistance, another type of friction or fluid friction) is a force acting opposite to the relative motion of any object moving with respect to a surrounding fluid.
A drogue parachute is a parachute designed to be deployed from a rapidly moving object in order to slow the object, to provide control and stability, or as a pilot parachute to deploy a larger parachute.
Elevators are flight control surfaces, usually at the rear of an aircraft, which control the aircraft's pitch, and therefore the angle of attack and the lift of the wing.
An emergency position-indicating radiobeacon station is a distress radiobeacon, a tracking transmitter that is triggered during an accident.
The Eta is a German-Italian Open Class two-seater flapped self-launching glider manufactured by ETA Aircraft.
The European Aviation Safety Agency or EASA is an agency of the European Union with responsibility for civil aviation safety.
The International Gliding Commission (IGC) is the international governing body for the sport of gliding.
The Fédération aéronautique internationale (FAI; The World Air Sports Federation), is the world governing body for air sports.
The Federal Aviation Administration (FAA) of the United States is a national authority with powers to regulate all aspects of civil aviation.
Fiberglass (US) or fibreglass (UK) is a common type of fiber-reinforced plastic using glass fiber.
A final approach (also called final leg and final approach leg) is the last leg in an aircraft's approach to landing, when the aircraft is lined up with the runway and descending for landing.
Flaps are a type of high-lift device used to increase the lift of an aircraft wing at a given airspeed.
FLARM is an electronic system used to selectively alert pilots to potential collisions between aircraft.
The fuselage (from the French fuselé "spindle-shaped") is an aircraft's main body section.
Sir George Cayley, 6th Baronet (27 December 1773 – 15 December 1857) was an English engineer, inventor, and aviator.
Air Canada Flight 143 was a scheduled domestic passenger flight between Montreal and Edmonton that ran out of fuel on July 23, 1983 at an altitude of, midway through the flight.
The Glasflügel H-201 Standard Libelle (German: "Dragonfly") is an early composite Standard Class single-seat sailplane produced by Glasflügel from 1967.
A glider is a heavier-than-air aircraft that is supported in flight by the dynamic reaction of the air against its lifting surfaces, and whose free flight does not depend on an engine.
Competition classes in gliding, as in other sports, mainly exist to ensure fairness in competition.
This list includes any types which had 10 or more aircraft built or types which are important to glider development.
Gliding is a recreational activity and competitive air sport in which pilots fly unpowered aircraft known as gliders or sailplanes using naturally occurring currents of rising air in the atmosphere to remain airborne.
Some of the pilots in the sport of gliding take part in gliding competitions.
Gliding flight is heavier-than-air flight without the use of thrust; the term volplaning also refers to this mode of flight in animals.
The Global Positioning System (GPS), originally Navstar GPS, is a satellite-based radionavigation system owned by the United States government and operated by the United States Air Force.
In fixed-wing aircraft, ground effect is the increased lift (force) and decreased aerodynamic drag that an aircraft's wings generate when they are close to a fixed surface.
Handicapping, in sport and games, is the practice of assigning advantage through scoring compensation or other advantage given to different contestants to equalize the chances of winning.
Hang gliding is an air sport or recreational activity in which a pilot flies a light, non-motorised foot-launched heavier-than-air aircraft called a hang glider.
HpH 304 is a family of sailplanes ranging from a single-seat composite 15 metre Class to a two-place 20 metre Open Class manufactured by the Czech company HpH Ltd.
The Joint Aviation Requirements (JAR) were a set of common comprehensive and detailed aviation requirement issued by the Joint Aviation Authorities, intended to minimise Type Certification problems on joint ventures, and also to facilitate the export and import of aviation products.
The Jonker JS-1 Revelation is a glider built of glass-fibre, carbon fibre and Kevlar.
Kevlar is a heat-resistant and strong synthetic fiber, related to other aramids such as Nomex and Technora.
The LAK-17 is a Lithuanian single-seat sailplane that was designed at the Lithuanian Aero Club (Lietuviškos aviacinės konstrukcijos or LAK), and is manufactured by Sportinė Aviacija.
In fluid dynamics, laminar flow (or streamline flow) occurs when a fluid flows in parallel layers, with no disruption between the layers.
Landing gear is the undercarriage of an aircraft or spacecraft and may be used for either takeoff or landing.
Lange Aviation GmbH is a German company that manufactures gliders and develops electric power-plants for other aircraft.
In meteorology, lee waves are atmospheric stationary waves.
Lift is a meteorological phenomenon used as an energy source by soaring aircraft and soaring birds.
The lift coefficient (CL, CN or Cz) is a dimensionless coefficient that relates the lift generated by a lifting body to the fluid density around the body, the fluid velocity and an associated reference area.
In aerodynamics, lift-induced drag, induced drag, vortex drag, or sometimes drag due to lift, is an aerodynamic drag force that occurs whenever a moving object redirects the airflow coming at it.
In aerodynamics, the lift-to-drag ratio, or L/D ratio, is the amount of lift generated by a wing or vehicle, divided by the aerodynamic drag it creates by moving through the air.
This is a list of gliders/sailplanes of the world, (this reference lists all gliders with references, where available) Note: Any aircraft can glide for a short time, but gliders are designed to glide for longer.
Military gliders (an offshoot of common gliders) have been used by the military of various countries for carrying troops (glider infantry) and heavy equipment to a combat zone, mainly during the Second World War.
A motor glider is a fixed-wing aircraft that can be flown with or without engine power.
The Normandy landings were the landing operations on Tuesday, 6 June 1944 of the Allied invasion of Normandy in Operation Overlord during World War II.
Organisation Scientifique et Technique du Vol à Voile (OSTIV) is a body associated with the FAI Gliding Commission (IGC).
Otto Lilienthal (23 May 1848 – 10 August 1896) was a German pioneer of aviation who became known as the flying man.
A paper plane, paper aeroplane (UK), paper airplane (US), paper glider, paper dart or dart is a toy aircraft, usually a glider made out of folded paper or paperboard.
Paragliding is the recreational and competitive adventure sport of flying paragliders: lightweight, free-flying, foot-launched glider aircraft with no rigid primary structure.
Paul B. MacCready Jr. (September 29, 1925 – August 28, 2007) was an American aeronautical engineer.
A personal digital assistant (PDA), also known as a handheld PC, is a variety mobile device which functions as a personal information manager.
In aerodynamics, the pitching moment on an airfoil is the moment (or torque) produced by the aerodynamic force on the airfoil if that aerodynamic force is considered to be applied, not at the center of pressure, but at the aerodynamic center of the airfoil.
A polar curve is a graph which contrasts the sink rate of an aircraft (typically a glider) with its horizontal speed.
Primary gliders are a category of aircraft that enjoyed worldwide popularity during the 1920s and 1930s as people strove for simple and inexpensive ways to learn to fly.
The Politechnika Warszawska PW-5 Smyk (Polish: "Little rascal") is a single seater sailplane designed at the Warsaw University of Technology (Polish: "Politechnika Warszawska") and manufactured in Poland.
A radio-controlled glider is a type of radio-controlled aircraft that normally does not have any form of propulsion.
The Rhön-Rossitten Gesellschaft (RRG) or Rhön-Rossitten Society was a German gliding organization, the first one in the world that was officially recognised.
Ridge lift (or 'slope lift') is created when a wind strikes an obstacle, usually a mountain ridge or cliff, that is large and steep enough to deflect the wind upward.
A rotor kite or gyrokite is an unpowered, rotary-wing aircraft.
A rudder is a primary control surface used to steer a ship, boat, submarine, hovercraft, aircraft, or other conveyance that moves through a fluid medium (generally air or water).
Schempp-Hirth Flugzeugbau GmbH is a glider manufacturer based in Kirchheim unter Teck, Germany.
The Schleicher ASG 29 is a German sailplane in production by Alexander Schleicher GmbH & Co since 2006.
The Schneider Grunau Baby was a single-seat sailplane first built in Germany in 1931, with some 6,000 examples constructed in some 20 countries.
Paul, William (Bill), and Ernest Schweizer were three brothers who started building gliders in 1930.
The Schweizer SGS 2-33 is an American two-seat, high-wing, strut-braced, training glider that was built by Schweizer Aircraft of Elmira, New York.
Search and rescue (SAR) is the search for and provision of aid to people who are in distress or imminent danger.
A slip is an aerodynamic state where an aircraft is moving somewhat sideways as well as forward relative to the oncoming airflow or relative wind.
The Soaring Society of America (SSA) was founded at the instigation of Warren E. Eaton to promote the sport of soaring in the USA and internationally.
The Space Shuttle was a partially reusable low Earth orbital spacecraft system operated by the U.S. National Aeronautics and Space Administration (NASA), as part of the Space Shuttle program.
Speed to fly is a principle used by soaring pilots when flying between sources of lift, usually thermals, ridge lift and wave.
A spin is a special category of stall resulting in autorotation about the vertical axis and a shallow, rotating, downward path.
In aeronautics, a spoiler (sometimes called a lift spoiler or lift dumper) is a device intended to intentionally reduce the lift component of an airfoil in a controlled way.
In fluid dynamics, a stall is a reduction in the lift coefficient generated by a foil as angle of attack increases.
Stemme AG is a German glider manufacturer.
Szybowcowy Zakład Doświadczalny (SZD), Glider Experimental Works was a glider design and research centre of the Polish aerospace industry after World War II, located in Bielsko-Biała.
Takeoff is the phase of flight in which an aerospace vehicle or an animal goes from the ground to flying in the air.
A thermal column (or thermal) is a column of rising air in the lower altitudes of Earth's atmosphere, a form of atmospheric updraft.
A transceiver is a device comprising both a transmitter and a receiver that are combined and share common circuitry or a single housing.
A transponder (short for transmitter-responder and sometimes abbreviated to XPDR, XPNDR, TPDR or TP) is an electronic device that produces a response when it receives a radio-frequency interrogation.
A turbulator is a device that turns a laminar flow into a turbulent flow.
In aviation, the turn and slip indicator (T/S, a.k.a. turn and bank indicator) and the turn coordinator (TC) variant are essentially two aircraft flight instruments in one device.
Unpowered aircraft can remain airborne for a significant period of time without onboard propulsion.
A variometer – also known as a rate of climb and descent indicator (RCDI), rate-of-climb indicator, vertical speed indicator (VSI), or vertical velocity indicator (VVI) – is one of the flight instruments in an aircraft used to inform the pilot of the rate of descent or climb.
The vertical stabilizers, vertical stabilisers, or fins, of aircraft, missiles or bombs are typically found on the aft end of the fuselage or body, and are intended to reduce aerodynamic side slip and provide direction stability.
The is a mountain within the German state of Hesse.
Wingtip devices are intended to improve the efficiency of fixed-wing aircraft by reducing drag.
Wolfgang Späte (8 September 1911 – 30 April 1997) was a German Luftwaffe fighter pilot during World War II.
World War I (often abbreviated as WWI or WW1), also known as the First World War, the Great War, or the War to End All Wars, was a global war originating in Europe that lasted from 28 July 1914 to 11 November 1918.
The Wright brothers, Orville (August 19, 1871 – January 30, 1948) and Wilbur (April 16, 1867 – May 30, 1912), were two American aviators, engineers, inventors, and aviation pioneers who are generally credited with inventing, building, and flying the world's first successful airplane.