A unique “helipod” single-place helicopter design uses a shroud-ring to completely enclose coaxial short-span rotors. The shroud serves to shield counter-rotating blades to overcome lift dissymmetry and increase rotor efficiency. Helipod Inc. of California, which plans to build the ship in Japan, calls it a “shielding rotating wing biplane” and says the prototype will fly this summer. A supersonic transport model built by Lufthansa may indicate future SST designs — it closely matches ...


You must be a paid subscriber to access "February 1962 News".


Current Aviation Week Intelligence Network (AWIN) enterprise and individual members: please go to http://awin.aviationweek.com for access.


Not currently a subscriber? Click on the "Learn More" button below to view subscription offers.

Already registered? here.