curtiss-wright p-592
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US Navy XHP (Experimental Helicopter - Patrol) competition
In early 1950, the following companies submitted these designs to a Navy specification calling for an HP class (Patrol) helicopter with ASW (anti-submarine warfare) capability, a brand new mission for the helicopter at the time. None was selected in the end (source: Spangenberg Index, April...- Stargazer
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- bell d-104 curtiss-wright p-592 gyrodyne 9 helidyne hughes 212 mcdonnell model 73 piasecki pd-22 piasecki ph-26 sikorsky xhps
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- Forum: Secret Postwar Aircraft Projects