Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 472
half the radius of th bar having point e of the beam m plain that the main ■1) upon wh I i of ih ■ main centre may 1.11 a right line, as if it v. m willtravel horizontally al space in the san i, and will th ribing • ■ribe the chord a a a of that arc, parallel to the chord of th i which is the thing… … ■ this principle in a practicable form, li . rigid bar, having the end guided in a , in which it can slide ir i ly, a- represented J ; ami let /• </ b former at g, and having a G . al p. Let this bat be halt (he length i q = nq; \ from the princii an It!. m is con brained to move in a sti ./, u…
Mechanical engineering
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