. American engineer and railroad journal . rom the shaft, a small cast-steel toothed-pinion iskeyed to it in the center, between the center sills of the car; againstthis, traveling vertically between the sills is a cast-steel toothed-rack, to the lower end of which are attached parallel links of sucha length as just to touch the inner face of the doors when the outei face of the two doors are two of flat bar-iron, about one-half of the length of the doors, and supporting thelatter at their extreme ends; passing through the doors are twolinks which pass around these cro
. American engineer and railroad journal . rom the shaft, a small cast-steel toothed-pinion iskeyed to it in the center, between the center sills of the car; againstthis, traveling vertically between the sills is a cast-steel toothed-rack, to the lower end of which are attached parallel links of sucha length as just to touch the inner face of the doors when the outei face of the two doors are two of flat bar-iron, about one-half of the length of the doors, and supporting thelatter at their extreme ends; passing through the doors are twolinks which pass around these cross-bars and connect them withthe lower ends of the longer links. By this arrangement theweight of the doors and the load is at twice as many points aswould be the case it the links were directly connected to the over the rack and pinion and acting both as guide andstop to the former is a case of malleable iron bolted to the sills ofthe car. This case is made in halves, so that either part may easilybi removed when Bed Screw and Rod FeedThree-Speed Cone. none in the market. The head stocks and tail stocks are not coredOlt at all, but are solid. The spindles are of the best hammeredsteel, accurately ground, and they run in phosphor bronze bear-ings. The reverse and cone gear are cut out of solid steel. Thecarriage is gibbed front and back and has extra laree bearings itsentire length, and is arranged for side facing. All sliding parts areaccurately scraped to a bearing. The 12-inch lathes are furnishedcomplete with steady rest, large and small face plates, centersfinished drop-forged, and a full set of standard change gear; also Faders Dump Car Mechanism. 1 Knd of CRT. 7. Pinion. 12, Drop-doors. 9 Sides of car. 8. Shaft. 1. Washer i lates. T t^ross bindeis. 9. Links. 14. Outer sills. 4 10. Connecting links. 14a. Center sills .■i Rack-case. 11. Cross bars. 15, Sides of hopper 6, Rack. AND RAILROAD JOURNAL. 239 At the top of the rack-case i
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
