Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 262
^ ^ 995. RATCHET GOVERNOR, forwater-wheels or other prime movers.The pin cam is in constant revolution.The double-ratchet rack B, held clear ofthe revolving pin at normal speed, is raised or lowered by the action of the governor on the suspender A. The extension rods of the ratchet frame operate a… … 996. ROTARY MOTION, from reciprocatingmotion of two racks alternately meshing with agear wheel. Racks are pinioned at a, a. Thecurved slots b^ b guide the racks out and intogear. The bell-crank lever c and spring d serveto disengage the rack at the end of the up-stroke. 254 MOTION AND DEVICES…
Mechanical movements
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