Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 595
d, that when one eccentric-gab is in geer with the pin e,upon the vaive-lever, the other shall be disengaged. In the figure the engine is in geer for going ahead,and the reversing eccentric-rod D is disengaged from the ordinary valve, and in geer with the siiDDle-mentary valve, by means of a second… … ENGINE, VARIETIES OF THE STEAM. 593 Dr less distance from the centre of the expansion-valve shaft, by means of the handle T; and theeffective length of the valve-lever being thus varied, the travel of the valve receives a correspondingvariation. The expansion-valve thus receives the reversing…
Mechanical engineering · Mechanics · Engineering
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