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 199
ch is secured to the base-jjlate. carries a radialarm, whicli can be clamped in any position. The machine is driven from an overhead coun-ter-shaft operated by bevel-gearing, and by a central spur-gear seen at the top of the column.This also communicates motion through tumbler-gearing to the screw,… … Univer.sal radial drill. ing. The arm is in form similar to a box-girder, and is in one ]>i(He. The drill-head is se-curely gibbed uiion the arm, and is adjustable to any position thereon. It is also adjustableto any angular position upon its saddle. ,SV/i.s/7//v. /;,///._IOjrr. 2 represents a…
Mechanical engineering
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