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 633
Fig. 1.—Tlie phonograph. … raphophone. PHONOGRAPH. 607 put in position, and the spring is released, so that the cylinder is held tightly by its bearings,and any motion communicated to the driving pulley through the governor is of courseimparted to it. In order to provide a means for starting or arresting the movement of…
Mechanical engineering
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