In regards to the Douglas F4D-1 Skyray
Towards the conclusion of World War II, numerous information regarding higher level aeronautical technology were captured in Germany by the U.S. Forces. One of them had been an analysis regarding the studies carried out by Dr. Alexander Lippisch on deltawinged aircraft. Based upon the info, the Douglas firm developed the F4D Skyray, the only real functional interceptor with delta wings in the U.S. Navy. Starting the look in 1947, Douglas was awarded a contract the construction and evaluation of two prototypes in December 1948. 1st prototype shot to popularity on its maiden trip in January 1951. The second prototype flew soon thereafter, and also the airframe set two "" new world "" records, absolute rate record of 1,211km/h and 100km closed program record of 1,171km/h, in October 1953. Having numerous improvements and refinements, the initial production F4D-1 made its maiden trip in June 1954 and entered squadron solution in April 1956. The distinctive 50 degree sweptback wings with circular recommendations had been equipped with leading edge slats and trailing edge elevons. Some trimmers had been installed on the inboard trailing sides regarding the wings. The external portions associated with the wings could be folded upwards by oil force for carrier stowage.
Even though the Skyray never ever saw any combat, it proved its high ability as an interceptor with numerous world records and scramble actions in Taiwan in reaction to crises in late 1950&39;s.
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