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 935
circumference. On the top of the cross-frames a; are placedtwo longitudinal fames bb, made also of cast-iron, for supporting the long bed-frames cc, and also theself-acting apparatus furnished to this machine. Two motions, the one at right angles to the other, arsgiven by°the slides d working along… … The self-acting motion given to the work being faced, by means of which it slides along the oea ewhile the grinding stones are revolving on their axes, is thus obtained: on the main shaft next to thedriving-riggers or pulleys g, is a worm I, which, as it revolves, works a worm-wheel represented by…
Mechanical engineering · Mechanics · Engineering
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