Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 469
f the beam. Contrivances of this kind are required in other cir-cumstances of the conversion of rotatory and alternating angular motion into rectilineal motion, and theconverse: but the absolute necessity there is of guiding the path of piston iu the steam-engine, hascalled forth more attention to… … Fig. 301G. Given A B D a right angle: it can be demonstrated that if the end A of the right line A Tjescend from A to B along the fine A !., while the end D move; along the line B D produced, a point C inthe middle of the line will describe the circle C G. Hence, if a beam A 1) has one end sliding…
Mechanical engineering
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