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The Cascade Kasperwing I-80 is an American ultralight flying wing motorglider that was designed by Witold Kasper and Steve Grossruck. It was produced by Cascade Ultralites and introduced in 1976. The aircraft was supplied as a kit for amateur construction.〔Cliche, Andre: ''Ultralight Aircraft Shopper's Guide'' 8th Edition, page E-20. Cybair Limited Publishing, 2001. ISBN 0-9680628-1-4〕 ==Design and development== The I-80 was designed long before the US FAR 103 Ultralight Vehicles rules were introduced, but the aircraft fits into the category, including the category's maximum empty weight of . The aircraft has a standard empty weight of . It features a cable--braced high-wing, a single-seat, open cockpit, tricycle landing gear and a single engine in pusher configuration.〔 The aircraft is made from bolted together aluminum tubing, with the wing Dacron sailcloth covered. Its span, single-surface wing employs a special Kasper-designed airfoil that allows both normal flight and a fully controlled, completely stalled parachutal descent mode. The wing is cable-braced from a single kingpost.The pilot is accommodated in a nylon-web swing seat. The controls are unconventional, with pitch controlled by weight shift and roll and yaw controlled by canted-outwards wing tip rudders. The powerplant is a Zenoah G-25 of . The landing gear is of tricycle configuration, with a steerable nosewheel that has reversed controls; the pilot pushes the right pedal to go left and vice versa.〔〔 The aircraft achieves a glide ratio of 10:1 at .〔 The I-80 can be fully disassembled for transport, including reducing the wing to a compact bag of tubing, while the fuselage cage remains assembled〔 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「Cascade Kasperwing I-80」の詳細全文を読む スポンサード リンク
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