Word: turboprop
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Dates: during 1949-1949
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...turbo-jets) will carry 100 passengers 5,500 miles at 250 m.p.h. cruising speed, in high-altitude (25,000 ft.) comfort with staterooms, bar, and movies in the lounge. For medium-range flights, Britain had the Vickers 4O-passenger Viscount and Armstrong Whitworth's 31-passenger Apollo, both turboprops. For feeder-lines, it had both De Havilland's reciprocating engined Dove (eight to eleven passengers) and Handley Page's 22-passenger turboprop, the Mamba Marathon.* But the star of the show at Farnborough was De Havilland's 36-passenger Comet, the first four-engined jet transport...
...addition, Britain has just finished the big, experimental 60-passenger turboprop, the Handley Page Hermes V, and is completing the giant Saunders-Roe Princess, a lo-engined turbo-prop flying boat designed to carry 105 passengers transocean to South America...
...larger share of the commercial airplane business is based on a new "turboprop" engine, which...
...vibration is so slight that coins can be stood on their edges and pencils on their ends for 20 minutes at a time. Vickers is counting heavily on the public's reaction to the Viscount's peace & quiet. "Once a passenger has had a ride on a turboprop," said a spokesman, "he won't go back to the noise and vibration of piston engines...
Vickers does not hope to deliver Viscount 7005 before 1952, but there seems to be no great need for hurry. U.S. manufacturers have given comparatively little attention to the turboprop. Their attitude has been that commercial airliners will jump directly from piston engines to turbojets, but not soon. The problems of the 600 m.p.h. jet airliner are far more difficult than those of the intermediate airplane driven by turboprops...