Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 740
idlers,which are mounted on their own shaft.Tliese idlers are of 1 in. less diameterthan the driving rope drums, and thepurpose of this is always to keep the cot-ton ropes taut, so that the cable itselfmay not have to perform any of the workof rotating the idler wheels, the necessaryamount of sliji… … Fig. 6.—Duplicate cable railroad. of the rope wheels, and are held to these wheels Ijy friction disks, which are tightened upby eight screws and hand wheels in each drum. The cable drums on the winding shaft are13 ft. in diameter, with five grooves each for 1^ in. cable, and those on the driven…
Mechanical engineering
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