Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 108
le theball and socket enable the boxes to adjust themselves to the shaft. The top box has oil-holes in thecentre and sides of the ball, and oil may be fed from an oiler placed on the top plunger d. Tworecesses, covered by loose cast-iron caps, are also provided to contain a mixture of oil and… … 98 HANGER. 3289.
Mechanical engineering -- Dictionaries
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