Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 530
ms of uniform, size are worked, not requiring frequent changes of thotape-wheels, the self sheet-flying apparatus is very efficient and economical, placing the printedsheets in heaps with precision, and dispensing entirely with the two boys otherwise required for thatpurpose. The large amount of… … 524 PRINTING-PRESS. simplicity in (he mechanical arrangements, and the utmost perfection of workmanship. The noise an<iannoyance occasioned by the concussion of the bed against the springs, which are phiced at each end olthe machine to overcome the momentum of the bed, has been removed by means…
Mechanical engineering
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