71 relations: A Vlaicu III, Aachen, Aerospace engineering, Airfoil, Airframe, Alfred Wilm, Allies of World War II, Alternating current, Angle of incidence (aerodynamics), Anthony Fokker, Biplane, Boeing B-17 Flying Fortress, Bracing (aeronautics), Calorimeter, Canard (aeronautics), Chord (aeronautics), Corrugated galvanised iron, Cowling, Crankcase, Crowdfunding, Dallgow-Döberitz, Dessau, Deutsches Museum, Drag (physics), Duralumin, Electrical steel, Flight control surfaces, Flying wing, Franklin Institute, Fuselage, Gefreiter, Hans Reissner, Heavy bomber, Hugo Junkers, Idflieg, Idflieg aircraft designation system, Inline engine (aeronautics), Internal combustion engine, Jig (tool), Junkers, Junkers J 2, Junkers J.I, Kickstarter, Lamination, Landing gear, Leading edge, Luftstreitkräfte, Maiden flight, Mercedes D.II, Mercedes D.III, ..., Monoplane, Netherlands, Patent, Pennsylvania, Philadelphia, Propeller (aeronautics), Radiator (engine cooling), Rumpler C.I, RWTH Aachen University, Sandbag, Steel, Strategic bombing, Tailplane, Trailing edge, Transformer, Wind tunnel, Wing root, World War I, World War II, Wright brothers, Wright Flyer. Expand index (21 more) » « Shrink index
The A Vlaicu III was the world's first metal-built aircraft designed and built in Romania prior to World War I. It was the third powered aircraft designed by pioneering Romanian aviator Aurel Vlaicu.
Aachen or Bad Aachen, French and traditional English: Aix-la-Chapelle, is a spa and border city.
Aerospace engineering is the primary field of engineering concerned with the development of aircraft and spacecraft.
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).
The airframe of an aircraft is its mechanical structure.
Alfred Wilm (25 June 1869 – 6 August 1937) was a German metallurgist who invented the alloy Al-3.5–5.5%Cu-Mg-Mn, now known as Duralumin which is used extensively in aircraft.
The Allies of World War II, called the United Nations from the 1 January 1942 declaration, were the countries that together opposed the Axis powers during the Second World War (1939–1945).
Alternating current (AC) is an electric current which periodically reverses direction, in contrast to direct current (DC) which flows only in one direction.
On fixed-wing aircraft, the angle of incidence (sometimes referred to as the mounting angle) is the angle between the chord line of the wing where the wing is mounted to the fuselage, and a reference axis along the fuselage (often the direction of minimum drag, or where applicable, the longitudinal axis).
Anton Herman Gerard "Anthony" Fokker (6 April 1890 – 23 December 1939) was a Dutch aviation pioneer and aircraft manufacturer.
A biplane is a fixed-wing aircraft with two main wings stacked one above the other.
The Boeing B-17 Flying Fortress is a four-engine heavy bomber developed in the 1930s for the United States Army Air Corps (USAAC).
In aeronautics, bracing comprises additional structural members which stiffen the functional airframe to give it rigidity and strength under load.
A calorimeter is an object used for calorimetry, or the process of measuring the heat of chemical reactions or physical changes as well as heat capacity.
A canard is an aeronautical arrangement wherein a small forewing or foreplane is placed forward of the main wing of a fixed-wing aircraft.
In aeronautics, chord refers to the imaginary straight line joining the leading and trailing edges of an aerofoil.
Corrugated galvanised iron or steel (colloquially corrugated iron (near universal), wriggly tin (taken from UK military slang), pailing (in Caribbean English), corrugated sheet metal (in North America) and occasionally abbreviated CGI) is a building material composed of sheets of hot-dip galvanised mild steel, cold-rolled to produce a linear corrugated pattern in them.
A cowling is the covering of a vehicle's engine, most often found on automobiles and aircraft.
A crankcase is the housing for the crankshaft in a reciprocating internal combustion engine.
Crowdfunding is the practice of funding a project or venture by raising small amounts of money from a large number of people, typically via the Internet.
Dallgow-Döberitz is a municipality in the Havelland district, in Brandenburg, Germany.
Dessau is a town and former municipality in Germany on the junction of the rivers Mulde and Elbe, in the Bundesland (Federal State) of Saxony-Anhalt.
The Deutsches Museum (German Museum) in Munich, Germany, is the world's largest museum of science and technology, with about 28,000 exhibited objects from 50 fields of science and technology.
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.
Duralumin (also called duraluminum, duraluminium, duralum, dural(l)ium, or dural) is a trade name for one of the earliest types of age-hardenable aluminium alloys.
Electrical steel (lamination steel, silicon electrical steel, silicon steel, relay steel, transformer steel) is a special steel tailored to produce specific magnetic properties: small hysteresis area resulting in low power loss per cycle, low core loss, and high permeability.
Aircraft flight control surfaces are aerodynamic devices allowing a pilot to adjust and control the aircraft's flight attitude.
A flying wing is a tailless fixed-wing aircraft that has no definite fuselage.
The Franklin Institute is a science museum and the center of science education and research in Philadelphia, Pennsylvania.
The fuselage (from the French fuselé "spindle-shaped") is an aircraft's main body section.
Gefreiter (abbr. Gefr.) is a German, Swiss and Austrian military rank that has existed since the 16th century.
Hans Jacob Reissner, also known as Jacob Johannes Reissner (18 January 1874, Berlin – 2 October 1967, Colton, Oregon), was a German aeronautical engineer whose avocation was mathematical physics.
Heavy bombers are bomber aircraft capable of delivering the largest payload of air-to-ground weaponry (usually bombs) and longest range of their era.
Hugo Junkers (3 February 1859 – 3 February 1935) was a German aircraft engineer and aircraft designer.
The Idflieg (Inspektion der Fliegertruppen - "Inspectorate of Flying Troops") was the bureau of the German Empire that oversaw German military aviation prior to and during World War I. Founded in 1911, the Idflieg was part of the ''Fliegertruppen des deutschen Kaiserreiches'' (Imperial German Flying Corps) which became the Luftstreitkräfte in 1916, handling administration, including regulation of service names applied to aircraft produced by domestic companies, characterised according to the armament, wing configuration, crew and role which was intended for the aircraft.
The Idflieg designation system was used to classify German heavier-than-air military (as opposed to naval) aircraft from the early days of the Fliegertruppe/Luftstreitkräfte to the end of World War I. The system evolved during this period as new classes of aircraft came into use.
In aviation, an inline engine is a reciprocating engine with banks of cylinders, one behind another, rather than rows of cylinders, with each bank having any number of cylinders, but rarely more than six.
An internal combustion engine (ICE) is a heat engine where the combustion of a fuel occurs with an oxidizer (usually air) in a combustion chamber that is an integral part of the working fluid flow circuit.
A jig is a type of custom-made tool used to control the location and/or motion of parts or other tools.
Junkers Flugzeug- und Motorenwerke AG (JFM, earlier JCO or JKO in World War I), more commonly Junkers, was a major German aircraft and aircraft engine manufacturer.
The Junkers J 2 was the first all-metal aircraft intended as a dedicated military aircraft design, the first all-metal aircraft meant to be a fighter aircraft, and was the direct descendant of the pioneering J 1 all-metal aircraft technology demonstrator design of 1915.
The Junkers J.I (manufacturer's designation J 4) was a German "J-class" armored sesquiplane of World War I, developed for low-level ground attack, observation and Army cooperation.
Kickstarter is an American public-benefit corporation based in Brooklyn, New York, that maintains a global crowdfunding platform focused on creativity and merchandising.
Lamination is the technique of manufacturing a material in multiple layers, so that the composite material achieves improved strength, stability, sound insulation, appearance or other properties from the use of differing materials.
Landing gear is the undercarriage of an aircraft or spacecraft and may be used for either takeoff or landing.
The leading edge is the part of the wing that first contacts the air;Crane, Dale: Dictionary of Aeronautical Terms, third edition, page 305.
The Deutsche Luftstreitkräfte (German Air Force)—known before October 1916 as the Fliegertruppen des deutschen Kaiserreiches (Imperial German Flying Corps) or simply Die Fliegertruppe—was the World War I (1914–18) air arm of the German Army, of which it remained an integral part.
The maiden flight of an aircraft is the first occasion on which an aircraft leaves the ground under its own power.
The Mercedes D.II was a six-cylinder, SOHC valvetrain liquid-cooled inline aircraft engine built by Daimler during the early stages of World War I. Producing about 110 to 120 hp, it was at the low-end of the power range of contemporary engines, and was generally outperformed by rotaries whose power-to-weight ratio tended to be much better.
The Mercedes D.III, or F1466 as it was known internally, was a six-cylinder, SOHC valvetrain liquid-cooled inline aircraft engine built by Daimler and used on a wide variety of German aircraft during World War I. The initial versions were introduced in 1914 at 160 hp, but a series of changes improved this to 170 hp in 1917, and 180 by mid-1918.
A monoplane is a fixed-wing aircraft with a single main wing plane, in contrast to a biplane or other multiplane, each of which has multiple planes.
The Netherlands (Nederland), often referred to as Holland, is a country located mostly in Western Europe with a population of seventeen million.
A patent is a set of exclusive rights granted by a sovereign state or intergovernmental organization to an inventor or assignee for a limited period of time in exchange for detailed public disclosure of an invention.
Pennsylvania (Pennsylvania German: Pennsylvaani or Pennsilfaani), officially the Commonwealth of Pennsylvania, is a state located in the northeastern and Mid-Atlantic regions of the United States.
Philadelphia is the largest city in the U.S. state and Commonwealth of Pennsylvania, and the sixth-most populous U.S. city, with a 2017 census-estimated population of 1,580,863.
An aircraft propeller, or airscrew,Beaumont, R.A.; Aeronautical Engineering, Odhams, 1942, Chapter 13, "Airscrews".
Radiators are heat exchangers used for cooling internal combustion engines, mainly in automobiles but also in piston-engined aircraft, railway locomotives, motorcycles, stationary generating plant or any similar use of such an engine.
Entering service in 1915, the Rumpler C.I, company designation 5A 2,Gray, Peter & Thetford, Owen.
RWTH Aachen University or Rheinisch-Westfälische Technische Hochschule AachenRWTH is the abbreviation of Rheinisch-Westfälische Technische Hochschule, which translates into "Rheinish-Westphalian Technical University".
A sandbag is a bag or sack made of hessian (burlap), polypropylene or other sturdy materials that is filled with sand or soil and used for such purposes as flood control, military fortification in trenches and bunkers, shielding glass windows in war zones, ballast, counterweight, and in other applications requiring mobile fortification, such as adding improvised additional protection to armoured vehicles or tanks.
Steel is an alloy of iron and carbon and other elements.
Strategic bombing is a military strategy used in a total war with the goal of defeating the enemy by destroying its morale or its economic ability to produce and transport materiel to the theatres of military operations, or both.
A tailplane, also known as a horizontal stabiliser, is a small lifting surface located on the tail (empennage) behind the main lifting surfaces of a fixed-wing aircraft as well as other non-fixed-wing aircraft such as helicopters and gyroplanes.
The trailing edge of an aerodynamic surface such as a wing is its rear edge, where the airflow separated by the leading edge rejoins.
A transformer is a static electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.
A wind tunnel is a tool used in aerodynamic research to study the effects of air moving past solid objects.
The wing root is the part of the wing on a fixed-wing aircraft that is closest to the fuselage.
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.
World War II (often abbreviated to WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945, although conflicts reflecting the ideological clash between what would become the Allied and Axis blocs began earlier.
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.
The Wright Flyer (often retrospectively referred to as Flyer I or 1903 Flyer) was the first successful heavier-than-air powered aircraft.