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Schreder HP-15 : ウィキペディア英語版 | Schreder HP-15 __NOTOC__
The Schreder HP-15 sailplane prototype was designed by Richard Schreder as a personal mount in which to challenge the 1969 U.S. National Soaring Championships.〔Said, Bob: ''1983 Sailplane Directory, Soaring Magazine'', page 20. Soaring Society of America, November 1983. USPS 499-920〕 ==Design and development== With an extreme 33:1 aspect ratio and a relatively low empty weight, the HP-15 was expected to generate less induced drag and therefore higher performance. The type achieved excellent glide ratios in fast flight, but had disappointing climbing ability, due to extensive flow separation on the upper wing surfaces during slow flight and Schreder and the HP-15 finished in 65th place. After the Championships Schreder re-winged the fuselage to produce his next design, the HP-16.〔〔
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「Schreder HP-15」の詳細全文を読む
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