Handbook of mechanical and electrical cost data, giving shipping weights, capacities, outputs, and net prices of machines and apparatus, and detailed costs of installation, maintenance, depreciation and operation, together with many principles and data relating to engineering economics (1918)
Gillette, Halbert Powers, 1869-, Dana, Richard Turner, 1876-1928, joint author · New York, McGraw-Hill · leaf 1365
. 5.5 for elevating the load, andabout 2.5 for the tripper — if equipped with grease lubricated 1342 MECHANICAL AND ELECTRICAL COST DATA idlers (see Fig. 2). Similar service by a conveyor with ball-bearing idlers would consume about 11.75 h.p. In taking up the cost of belt conveyors, the questions… … Horsepower required for HorizontalConveyors WIDTH Of BEIT ININCHES12 M 16 18 70 2? ?4 26 28 30 32 Sandi^raYtl^Crushed5tont^SrokenSone(Coarse) te.Ore(Av.) §FtneCoal z s LimetCement gAshes Q Lump Coal RJH y til ^ W^ 511 ^ 11^ BrvkertSlone §5and&0raKl §CnishedStone >->
