Search results
Results from the WOW.Com Content Network
The Berliner Helicopter is a series of experimental helicopters built by Henry Berliner between 1922 and 1925. The helicopters had only limited controllability but were the most significant step forward in helicopter design in the US, until the production of the Vought-Sikorsky VS-300 helicopter in 1940. [ 1 ]
Henry Adler Berliner (December 13, 1895 – May 1, 1970) was a United States aircraft and helicopter pioneer. Berliner Helicopter No. 5 (1924), as on exhibit in College Park, Md. Sixth son of inventor Emile Berliner , he was born in Washington, D.C.
Berliner 1907 Single-Bladed Helicopter [1] Berliner 1907 Twin-Bladed Helicopter [1] Berliner 1913 Helicopter [1] Berliner Model D helicopter ca.1920 [1] Berliner Helicopter ca.1921 [1] Berliner Triplane Helicopter ca.1923 [1] Berliner Helicoplane ca.1924 [1]
Emile Berliner (May 20, 1851 – August 3, 1929) originally Emil Berliner, was a German-American inventor. He is best known for inventing the lateral-cut flat disc record (called a "gramophone record" in British and American English) used with a gramophone .
The following is a timeline of the history of the city of Berlin, Germany ... 21 March: 2013 Berlin helicopter crash. 2 June: Hohenzollern Stadtschloss ...
Engineering and Research Corporation (ERCO) was started by Henry Berliner in 1930. Berliner was the son of Emile Berliner, who had patented numerous inventions relating to sound and acoustics, and pioneer of helicopter development with the experimental Berliner Helicopter.
In 1901, inventor Emile Berliner (1851–1929) began building experimental helicopters that used Addams-Farwell rotary engine. The Gyro Motor Company was formed in 1909 by Emile Berliner to make rotary engines. His designs were improvements of the Addams-Farwell rotary engine Berliner used in early helicopter experiments. The engines at the ...
Experimental helicopter Platt-LePage Aircraft Company: First helicopter tested by the USAAF. [1] 1941 Never 2 Sikorsky R-4: Sikorsky Aircraft Corporation: World's first large-scale mass-produced helicopter and the first helicopter used by the United States Army Air Forces. [2] 1942 Unknown 131 Sikorsky H-5: Sikorsky Aircraft Corporation 1943 ...