Mechanical movements, powers, devices and appliances; (1903)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N.W. Henley & co. · leaf 192
682. Is the vertical section,showing the compressed airvalve and port passages open-ing into a cavity in the centralspindle and to the trunnionports. … 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…
Mechanical movements
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