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The Progressive Aerodyne Stingray is an American homebuilt flying boat that was designed by and produced by Progressive Aerodyne of Orlando, Florida, introduced in the 1990s. When it was available the aircraft was supplied as a kit for amateur construction.〔Purdy, Don: ''AeroCrafter - Homebuilt Aircraft Sourcebook, Fifth Edition'', page 226. BAI Communications, 15 July 1998. ISBN 0-9636409-4-1〕 ==Design and development== The Stingray features a strut-braced parasol wing, a single-seat enclosed cockpit under a bubble canopy, retractable conventional landing gear and a single engine in pusher configuration.〔 The aircraft is made from a combination of metal tubing, with its flying surfaces covered in Dacron sailcloth doped aircraft fabric and a reinforced fiberglass hull. Its span wing has a wing area of and is supported by a central pylon behind the cockpit, "V" struts and jury struts. The wing also mounts outrigger pontoons that provide stability on the water. The acceptable power range is and the standard engine used is the Rotax 447 twin cylinder, two stroke powerplant.〔 The Stingray has a typical empty weight of and a gross weight of , giving a useful load of . With full fuel of the payload for the pilot and baggage is .〔 The standard day, sea level, no wind, take off on land with a engine is and the landing roll is .〔 The manufacturer estimates the construction time from the supplied kit as 350 hours.〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Progressive Aerodyne Stingray」の詳細全文を読む スポンサード リンク
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