Metal-work; a handbook for teachers and students (1914)
Adam, Hugh M. [from old catalog], Evans, James Humphrey, [from old catalog] joint author · New York, Longmans, Green and co.; London, E. Arnold · leaf 206
yit can be locked to the lead-screw. This is effected by carry-ing the bottom-slideover the bed, to whichit is fitted in the usualway by chipping strips.The parts resting onthe bed are known asthe saddle. A front plate, calledthe apron, is securedto the saddle, andpasses in front of thelead -… … Fig. 175. 190 METAL-WORK the saddle wound back quickly by means of a rack, which isfixed to the bed-plate, and a small pinion, which is fitted tothe apron. Fig. 176 is a section showing the details of clamp nut, apron,and saddle. The transmission of the motion from the mandrilto the lead-screw is…
Metal-work
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