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 876
egant in thelast degree, and deficient in stability, is easily twisted out of position in consequence of the obliqueaction of the weight upon it; and, moreover, the hook into which the brasses are fitted being usuallynarrow—another feature of economy always associated with it—the brasses soon… … Fig. 2112 represents a gallows of a more substantial character, but still inelegant in appearance, and,in some respects, inconvenient. The weight being equally and directly borne by the two supportingpoints, it possesses all the advantages of strength; it may be provided with a cover and…
Mechanical engineering · Mechanics · Engineering
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