Word: ramjet
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...Helicopter. The Army's first operational ramjet helicopters were delivered by Hiller Helicopters. Called the H-32, the craft is powered by small (12-lb.) ramjet engines mounted at the rotor blade tips. Mostly cabin, the new 'copter seats two to three persons, can carry more than 100% of its empty weight (500 lbs.), uses a pair of ski-shaped pipes for landing gear...
...rumored for a long time, may be ready for testing this year. Current guesses give it a top speed of 2,500 m.p.h., at an altitude of 200,000 ft. (38 miles). Even more radical is the X3, which Douglas is said to be developing. Powered with a ramjet and a rocket motor as well as a conventional turbojet engine, it is expected to have a ceiling of 300,000 ft. (57 miles...
...just before he got $18 million in military orders. Killers have been flying in Korea since January. Hiller has also produced an air flivver, a 356-lb., jet-propelled "Hornet" which he says he can sell for $2.500 in quantity production. But the Hornet, powered by two ramjet engines on the tips of the rotor is limited in range (only 50 miles with two passengers), is still a long way from the commercial production line and popular sale...
...blinded Princeton to the importance of such rough & tumble subjects as aerodynamics and supersonics. Since World War II, somewhat to the distress of oldtimers in sedate and leafy Princeton, N.J., the university has been busy with basic research in such noisy things as rockets and ramjet engines for military aircraft. This week, with the U.S. defense effort in mind, Princeton proudly announced that it was plunging even deeper into the raucous physical sciences...
...addition, the company won an assortment of experimental orders for aircraft, including the long-range penetration XF-88 Voodoo fighter, the tiny, bomber-borne XF-85 parasite jet fighter, the first ramjet helicopter ("Little Henry"), radio-controlled bombs and jet-powered "drone" aircraft to simulate attacks on fighter pilots during training...