Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 192
683-684. PNEUMATIC MOTOR DRILL STOCK.—A horizontal rotary motor, over the centre ofthe spindle, carries on one end of its shaft abevel pinion, which drives a bevel gear attached by the lower section of thecase to the drill spindle.The inlet and exhaust portsand valve are shown in thevertical… … i84 AIR POWER APPLIANCES.
Mechanical movements
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