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Rolls-Royce LiftSystem. Instead of using separate lift engines, like the Yakovlev Yak-38, or rotating nozzles for engine bypass air, like the Harrier, the "LiftSystem" has a shaft-driven LiftFan, designed by Lockheed Martin and developed by Rolls-Royce, [3] and a thrust vectoring nozzle for the engine exhaust that provides lift and can also withstand afterburning temperatures in conventional ...
Lockheed Martin F-35 Lightning II procurement is the planned selection and purchase of the Lockheed Martin F-35 Lightning II, also known as the Joint Strike Fighter (JSF) by various countries. The F-35 Lightning II was conceived from the start of the project as having participation from many countries, most of which would both contribute to the ...
The F-35 was the product of the Joint Strike Fighter (JSF) program, which was the merger of various combat aircraft programs from the 1980s and 1990s. One progenitor program was the Defense Advanced Research Projects Agency (DARPA) Advanced Short Take-Off/Vertical Landing (ASTOVL) which ran from 1983 to 1994; ASTOVL aimed to develop a Harrier jump jet replacement for the U.S. Marine Corps ...
A U.S. Air Force F-35A Lightning II in flight. Operations of the Lockheed Martin F-35 Lightning II family began in 1995 with the Joint Strike Fighter program.Since its first flight in 2006, the aircraft has faced substantial controversy, shortages in its research and development supply, [1] and safety concerns due to incidents. [2]
The F-35 Lightning II Joint Strike Fighter is an advanced single-engine, multi-role strike stealth fighter jet made by American defense contractor Lockheed Martin.
On 7 July 2006, the U.S. Air Force, the lead service for the aircraft, officially announced the name of the F-35: Lightning II, in honor of Lockheed's World War II-era twin-propeller Lockheed P-38 Lightning for the United States Army Air Forces and the Cold War-era jet, the English Electric Lightning for the Royal Air Force. [22] [a]
General Electric and Pratt & Whitney are fighting over the next F-35 engine. It's the most expensive defense program in history, so the stakes are high.
The General Electric/Rolls-Royce F136 was an afterburning turbofan engine being developed by General Electric, Allison Engine Company, and Rolls-Royce (Allison was subsequently acquired by Rolls-Royce) as an alternative powerplant to the Pratt & Whitney F135 for the Lockheed Martin F-35 Lightning II. The two companies stopped work on the ...
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