Home›Lighter-Than-Air Craft and Rotorcraft›Status›Design only (never built)Browse ByDesign only (never built)FactsDesign only (never built)SourcesComments (0)Reader Challenges (0)FactsComparisonEra of EmergenceWell-attested1852 1Era of EmergenceWell-attested1936 2Design only (never built)Filter Results6 entriesVehicle TypeAllLight and Commercial Helicopters (1)Military Transport and Utility Helicopters (1)ManufacturerAllBell Textron (1)Kamov (3)Sikorsky Aircraft (1)The Boeing Company (1)MakeAllBell Helicopter (1)Boeing (1)Kamov (3)Sikorsky Aircraft (1)YearAll1971 (1)Country of OriginAllCanada (1)Russia (1)United States (3)Body StyleAllAircraft (no road body style) (5)Engine ClassAllTurboshaft (1)Show ResultsBrowseCompareSelect all 6Bell V-247 VigilantDesign only (never built)Kamov Ka-118Design only (never built)Kamov Ka-90Design only (never built)Kamov Ka-92Design only (never built)Sikorsky S-73Design only (never built)SkyHook JHL-40Design only (never built)Sources1. Wikipedia: Henri Giffardtier 2WikipediaHenri Giffard, lead section, 1852 dirigible sentenceQuote, Henri Giffard, lead section, 1852 dirigible sentenceIn 1852 he invented the steam injector and the powered Giffard dirigible airship.View the Source2. Wikipedia: Helicoptertier 2WikipediaHelicopter, lead section, Focke-Wulf Fw 61 sentenceQuote, Helicopter, lead section, Focke-Wulf Fw 61 sentenceThe Focke-Wulf Fw 61 was the first successful, practical, and fully controllable helicopter in 1936, while in 1942, the Sikorsky R-4 became the first helicopter to reach full-scale production.View the SourceComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.