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 854
Fig. 1.—The Bennett sturcp piilkT. Fig. 2.—Harveys stump puller. its upper surface, into Avhich fits a convex washer, on which rides a large internally threadednut. The lifting screw of the machine passes downward through the nut. The cap andwasher constitute a ball joint, and allow the lifting…
Mechanical engineering
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