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 516
indle b b, wliich communicates by means of a pair of small bevel-wheels c c with the screwsdd, working into long brass nuts « e inserted in recesses of tlie frame. The upper ends of these nutssupport the bearings of the roller, whicli may consequently be raised and lowered at pleasure, accordingas… … In machines of this kind it is common to provide geering for working both ends of the shifting-rollereimultaneously, so that the rollers may always preserve their parallelism. But in the present examplethat mechanism has been purposely omitted, to adapt it for bending the same plates with different…
Mechanical engineering · Mechanics · Engineering
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