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 282
lace, but otherwise running li^rht.The power available for useful work is represented by the verticalheight between the curves just referred to and the upper ones,which show the relation between horse-power and speed of astandard 35-hor9e power Crocker-Wheeler motor. Such examplesare, of course,… … 20 30 -^o Rev.per Min of Face Plate Fig. 14. balanced three-wire system and rated as above there would not beany advantage in doing otherwise. The characteristics of themultiple-voltage system, however, are such that a smaller motorcan frequently be used. The gear ratios are determined by thenature…
Mechanical engineering
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