Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 790
op for the hammer when raised, and gives i the blow. I> is the cam, which raises the hammer twice in one revolution. The bosh of this hammer i, hung in a rocking Btand, adjusted by set-screws and bolts, so that it cmbe Bet at any taper for drawing tapering work. This hammer is well adapted to… … ~ < * ■the line 1, A. A, the -, upon wl f rollera, B B B B. The ] contm i the ernploj mi nt of tl i ich app u il her Dl upon tin metul | i or equal, as moat i at I 780 TUBE-MAKING MACHINERY. pair of rollers C C, the centres of the shafts of these rollers being in a direction at or near right…
Mechanical engineering
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