Journal of the Franklin Institute; devoted to science and the mechanic arts (1826)
Franklin Institute (Philadelphia, Pa.) · Oxford, Eng. [etc.] Pergamon Press [etc.] · leaf 573
t shock was to be produced, the platformwas held in the position, p, by means of the cord, r, r, r,[until it had re-ceived the proposed load; the cord, r, r, r, being then suddenly cast loose,permitted the loaded platform to fall freely by its gravity, until it hadstraightened the chain, when it… … 3 1 3 4- There were other minor details which it is not necessary to particularize*The fixtures were not brought to the degree of strength just stated untilafter many trials, and the repeated failure of nearly every part of the appa-ratus; and, as will be seen, a limit was soon attained, beyond…
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