1940 ? 2010: Brief history of hybrid helicopters around ... - Eurocopter
1940 ? 2010: Brief history of hybrid helicopters around ... - Eurocopter
1940 ? 2010: Brief history of hybrid helicopters around ... - Eurocopter
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• Maiden flight: April 30, 1965<br />
• The H3-E model with the fuselage and cabin capable <strong>of</strong> carrying one pilot and two<br />
passengers did not fly in the compound version, the two shrouded propellers<br />
installed on the sides <strong>of</strong> the fuselage were never installed for flight.<br />
All Rights Reserved American Helicopter Society Summer 2006 vertiflite<br />
1965-1967 NH-3A compound 61F: Sikorsky, USA<br />
• Research aircraft developed on the basis <strong>of</strong> a Sikorsky SH-3A Sea king, with the<br />
fuselage modified to make it more aerodynamic by removing the fairing and floats<br />
and adding auxiliary jet engines and/or a wing<br />
• 19-meter-diameter five- or six-bladed rotor<br />
• Two 1250 shp (920 kW) General Electric T59-GE-8Bs for main rotor and tail rotor<br />
drive<br />
• Two 1300 daN thrust Pratt & Whitney J-60P-2 jet engines for the auxiliary<br />
propulsion<br />
• 10-meter-span wing<br />
• Maximum weight: 8,600 kg<br />
• Maiden flight: May 21, 1965
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