Benjamin, Charles H[enry], 1856- [from old catalog] · Cleveland, C. H. Holmes · leaf 128
of such a pul-ley. The rope does not touch the sides of the groovebut rests on a shallow depression in a wooden, leatheror rubber filling at the bottom. Thehigh side flanges prevent the ropefrom leaving the pulley when sway-ing on account of the high speed. The pulleys must be large, usu-ally about… … Fig. 42. lyong ropes should be supported by idle pulleysevery 400 feet. EXAMPLES. 1. Design a main driving belt to transmit 150 HPfrom a belt wheel 18 ft. in diameter and making 80revs, per min. The belt to be double leather withoutrivets. 2. Investigate driving belt on Allis engine andcalculate…
Machine design
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