Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 35
the upper cross-piece;the base of the press is fitted into a square recess in the centre of the bench, fixed so firmly to the flooror wall, as to resist the efforts of two orthree men at the end of a lever five or sixfeet long, whose entfre force is sometimesrequhed in tightening the mould. For… … lishment. The mould required for a roimd box con-sists of a thick wiought-iron ring a a. Fig. 39,turned interiorly to the diameter of the box;it stands loosely upon a plate b; it is ac-curately fitted with several pieces, common-ly of brass, as c the bottom die, d the topoie for a plain box, e a…
Mechanical engineering
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