Cyclopedia of mechanical engineering; a general reference work. Editor-in-chief Howard Monroe Raymond. Assisted by a corps of mechanical engineers, technical experts, and designers of the highest professional standing (1908)
American School (Chicago, Ill.), Raymond, Howard Monroe · Chicago American Technical Society · leaf 414
if in the opposite direction the turns of thearm would be minus, so that the formula would become, Turns of last wheel + turns of arm Value of train = ff^ j-^]—-—r—-,—;—: 2 iurns or nrst wheel + turns or arm That is, two minus signs before the number of turns of arm wouldmake it plus. This may be… … Fig. 68. while A is driven at a speed of 2 R. P. M left-handed, to lind the number of R. P. M. of D and the direction in which it will turn. We will use formula (22). The value of the train will be found from formula (21). ^^ , Teeth of B X Teeth of C ^ alue of tram = Teeth of C X Teeth of D Value…
Mechanical engineering -- Dictionaries
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