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University of Maryland Gamera II human-powered helicopter
The University of Maryland Gamera II is an improved human-powered helicopter designed to win the US$250,000 Sikorsky Prize.〔(【引用サイトリンク】url=http://www.eaa.org/news/2011/2011-05-09_helo.asp )〕
==Development==
The Gamera II is purpose-designed quadrotor helicopter to attempt an official flight duration record sanctioned by the National Aeronautic Association, and is step in the progression of designs built to meet the criteria of the 1980 American Helicopter Society Igor I. Sikorsky Human Powered Helicopter Competition. It is the advanced follow-on model of the Gamera I developed the year prior. Two other teams have made Sikorsky Prize attempts unsuccessfully.〔(【引用サイトリンク】url=http://www.eng.umd.edu/html/media/images/HPHHandout.pdf )〕 On June 13, 2013, the University of Toronto Team's AeroVelo Atlas, managed to keep its helicopter in the air for 64.11 seconds, reach a peak altitude of 3.3 meters and drift no more than 9.8 meters from the starting point, claiming the prize.〔(【引用サイトリンク】title=U of T engineers make history with first human-powered helicopter )〕〔(【引用サイトリンク】title=AeroVelo Officially Awarded AHS Sikorsky Prize! )〕
The requirements to win the Sikorsky Prize include achieving a flight duration of 60 seconds and reaching an "altitude" of . At the same time the aircraft must prove that it is controllable by remaining within a square.
Since the University of Maryland's mascot is a terrapin turtle, the craft is named Gamera II, a tribute to popular Japanese ''Kaiju'' series of films featuring a flying turtle.
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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