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 224
ety of laps and other tools are so made as to lit on the bed /, which bedis adjustable by four equidistant screws. The pulley o is driven by another band on tlie pulley /(, aucthe required pressure given by another loaded box p. The several tools used are screwed on at m, andare adapted for ready… … w ithout resort to machinery, it becomes necessary to provide means for suspending them so as to leavathe lower surface and two of tlie joints unobstructed. Tliis is usually done by drilhng a hole in theupper surface, in which is placed an ironbolt secured by a key. The bolt has aneye or ring, by…
Mechanical engineering · Mechanics · Engineering
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