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The Ekolot JK 01A Elf is a Polish mid-wing, single-seat motor glider, designed by Jerzy Krawczyk, produced by Ekolot of Krosno and provided as a complete ready-to-fly aircraft or as a kit for amateur construction.〔Bayerl, Robby; Martin Berkemeier; et al: ''World Directory of Leisure Aviation 2011-12'', page 135. WDLA UK, Lancaster UK, 2011. ISSN 1368-485X〕 ==Design and development== The JK 01A Elf was designed by Krawczyk, based on the earlier work of American designer Alex Strojnikun. It features cantilever wings, a single-seat enclosed cockpit under a bubble canopy, fixed landing gear and a single engine in pusher configuration.〔 The aircraft is made from composites. Its span wing has an area of , flaperons and provides a glide ratio of 26:1. The standard engine used was a JPX D-320 two-stroke, but this engine is no longer available and any small horizontally-opposed engine in the range can be used. An engine of this power provides a takeoff run of . The propeller used has a folding design to reduce drag and the fuel tank fitted has a volume of . The landing gear uses dual, close-set mainwheels and a smaller nosewheel, with no wingtip wheels〔 The company provides complete ready-to-fly aircraft and kits which offer the aircraft in various states of completion.〔 The first flight was made on 8 July 2006. There is no evidence of production beyond 2007/8. 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「Ekolot JK 01A Elf」の詳細全文を読む スポンサード リンク
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