Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in constructive and operative machinery and the mechanical arts, being practically a mechanical dictionary, commencing with a rudimentary description of the early known mechanical powers and detailing the various motions, appliances and inventions used in the mechanical arts to the present time, including a chapter on straight line movements, by Gardner D. Hiscox (1914)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 99
y= 314. PRINCIPLE OF THE PICKERINGGOVERNOR.—The centrifugal force of the ballsrevolving with the central spindle throws out thesprings to which they are attached, shortens theirlength on the spindle, and lifts the grooved collarthat carries the lever for regulating the valve motion. … 315. PICKERING GOVERNOR.—The revolving balls are held by springs, the exten-sion of which draws the cap, A, downward andwith it the central valve rod, with direct con-nection to the balanced throttle valve.
Mechanical movements
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