World's First Helicopter – Today in History | 台灣精品獎-歷屆得獎名單
![World's First Helicopter – Today in History](https://i.imgur.com/DERULla.jpg)
OnSeptember14,1939,theVS-300,theworld'sfirstpracticalhelicopter,tookflightatStratford,Connecticut.DesignedbyIgorSikorskyandbuiltbythe ...
![World's First Helicopter – Today in History](https://i.imgur.com/DERULla.jpg)
On September 14, 1939, the VS-300, the world’s first practical helicopter, took flight at Stratford[1], Connecticut. Designed by Igor Sikorsky[2] and built by the Vought-Sikorsky Aircraft Division of the United Aircraft Corporation, the helicopter was the first to incorporate a single main rotor and tail rotor design. Piloted by Sikorsky, the September 14 tethered flight lasted just a few seconds. The first free flight took place on May 13, 1940. The innovative 28-foot diameter, three-blade rotor allowed for variable pitch of the blades with a blade speed of 250 to 300 mph. The concepts demonstrated in the VS-300 provided the basis for the first production helicopters and became the standard for helicopter manufacturing across the world. On June 27, 1931, Sikorsky submitted a patent application (no. 1,994,488) for a direct lift aircraft, which included all the major engineering features of the VS-300. The patent...
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World's First Helicopter – Today in History | 台灣精品獎-歷屆得獎名單
![](https://i.imgur.com/DERULla.jpg)
109 年度台灣精品獎獲獎產品 RC Helicopter
由「亞拓電器股份有限公司」生產的RCHelicopter獲得109年度台灣精品獎,以下為此獎項詳細資料整理:得獎產品:RCHelicopter...