Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 89
^^^M 269. SIMPLE REVERSING GEAR forsteam engines. On raising the eccentric rod thevalve spindle is released from the hook, whenthe engine can be reversed by the hand lever;the eccentric then runs back by friction a halfturn, it being loose on the shaft, and the key shoulder cut away to allow the… … 270. JOYS HYDRAULIC SHIFTINGECCENTRIC— The centre block is keyed tothe shaft; pistons on each side of the blockwork in cylinders in the eccentric. Oil is pump-ed to one or the other piston through holes inthe crank shaft and piston, for reversal of theengine.
Mechanical movements
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