Word: piston
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Dates: during 1940-1949
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...Meaning that the air-fuel mixture in the cylinder fills 7.25 times more space before it is compressed by the piston than after it is compressed for ignition by the sparkplug...
...inaugurated in 1921 the Coolidge Prize for chamber music compositions and began commissioning works by contemporary composers. The list of those she has helped in this way, who have dedicated their works to her, contains virtually every name in modern music. Stravinsky, Schoenberg, Malipiere, Ravel, Copland, Milhand, Sowerby, Piston, Bartok, Martinu, Hindemith, Harris, Hanson, Prokoileff, and Britten are among the composers who have benefited from her generosity. In fact, at a recent con- cert, her son pointed out that Beethoven was the only man on the program who had not dedicated his composition...
Musical backdrop, suggesting the satiric parallel between 1700 and 1948, was composed especially for the production by Nicholas Van Slyck 2G, director of the Harvard Chamber Music orchestra. Slyck, a student of Walter Piston, worked 14 hours a day for two weeks turning out the complete musical score which he terms "a blend of 18th century patterns with modern harmonies...
...other big manufacturer of piston engines, Curtiss-Wright Corp., is making a hybrid (for the Navy) on a different plan. Its Turbo-Cyclone 18 is a regular, 18-cylinder piston engine whose exhaust drives three turbines geared directly to the crankshaft. The energy recovered gives the engine more horsepower with over 15% more fuel economy...
Neither of these combinations is novel to engine designers. Both have been discussed for many years as promising possibilities. Technical improvements discovered during the development of the turbojet engine made them practical. The turbojet's threat to piston engines made them necessary...