Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 333
clutch. 1320. DOUBLE-CONIC ROPEDRUM.—Used on some forms ofwinding engines, and as a fusee ina spinning mule. 1321. VARIABLE SPEED DE-VICE.—Transmission is made by astiff belt running over two coned spools,which have their inside cone bearingssimultaneously changed to meet require-ment for equal… … 1322. EXPANDING PULLEY or wheel.The rim sections screw into a central hub. 1323. VARIABLE SPEED DE-VICE.—An internal driving-cone pul-ley, with a smaller cone pulley rollingon its internal surface on a shaftparallel with the driving shaft, butdrawn eccentric to it for higher speedby an inclined…
Mechanical movements
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