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 39
d in pairs, four feet apart; between these, the posts which support the sides of the truuk arelet in with dovetailed tenons, secured by bolts. The outside posts which support the sidewalk and tow-path, incline outwards, and are connected with the beams in a similar manner. Each trunk post is heldby… … and 16x6 inches; the space between two adjoining is 4 inches. It will he observed that all parts of.he framing are double with the exception of the posts, so as to admit the suspension rods. Each pailof beams is supported on each side of the trunk by a double suspension rod of 1-Jth. inch round…
Mechanical engineering · Mechanics · Engineering
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