Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary (1917)
Hiscox, Gardner Dexter, 1822?-1908 · New York : The Norman W. Henley publishing co. · leaf 343
lock either spindle by screwing to the thread on thelower end of each or either spindle. 1393. PUMP DRILL STOCK.—A veryancient device, yet largely in use at this date inthe jewelry and other light manufacturing estab-lishments. The heavy revolving disc keeps upthe momentum to rewind the band upon…
Mechanical movements
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