Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 171
e set-screws.?:this frame can be raised or lowered,and is secured by bolts fitted intogrooves in the back of columns a, k Racks and wheels attached to theboring-block u-ontaining the steel cutters) for giving it the feed oradvancing motion. I Second floor of the building, and onwhich is placed a… … travelling tables for carrying thework to be bored, &c. , Driving-pulleys for machines B andC, worked by straps a. r Cross-shaft, levels, and links, for oc-casionally raising the grinding-plater, of machine C. *■ Cross-frame lor carrying the bracketss s for supporting the shaft r. t Guide-frame…
Mechanical engineering · Mechanics · Engineering
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