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 1394
SUM OF VERTICAL AND HORIZONTAL TRAVEL(HtL)l ONE DIRECTION IN F^ET50 100 ISO 200 2 50 ^00 SSO 400 450 500 550 ,90008500I 800017500:7000:-650016000i 5500! 50004S0O140003 500!5000^2500,2000; 1500i 1000: 500 *O0OZnlL*IS25 /Wl GENERAL Formula D^0.00040nl(HfL)yWhere. D- Average Annual Depreciation in… … Fig. 35. Average depreciation of standard bucket conveyorshandling fine coal in rigid buckets, spaced 30 inches. lEMGTH OF CONVEYOR-SUM OF VERTICALAND HORIZONTAL TRAVELfHtL) INONEDIRECTION IN FEET250 30O 550 400 450 500_ 550
