Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 207
juid h of the valve. These jiassagescross each r)ilier. so that li is coiiuected with !> and A with I). .\ow refer to the aboveillustration. The, piston has completed the up-stnike: tlie valve has been reversed, and thedrill is ready to strike a blow. We admit the steam through the chest to the… … DRILLS, ROCK. 191
Mechanical engineering
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