The Mechanical Handling and Storing of Material

SEI REMPTYING RAIL WA Y WA GONS 5°3 Railway, the principal dimensions being height, 10 ft. 10 in.; gauge, 3 ft. 3-| in. ; load, 18 tons 10 c.wt.; capacity, 450 cub. ft.; and tare, 8 tons 11 cwt. Self-Discharging Drop Bottom Wagon of the Metropolitan Carriage, Wagon, and Finance Co., Ltd.—The wagon illustrated in Fig. 712 is designed for carrying coal and general merchandise on the South Manchurian railways. The floor is formed of sixteen doors, which are hinged to two central girders running the whole length of the wagon, these girders forming one box girder which carries the load, and takes the buffer and drawbar strains. The doors are operated from each coiner, and when closed make a level floor to the wagon. A small hand wheel releases the safety catches, and the doors are raised and lowered by a lever handle working, through spui gearing, a worm and screw to each pair of doors, the latter being fitted with ball bearing footsteps. Each handle operates four doors, and all the gearing is cased in to ensure efficiency. A hinged door is placed in the centre of each side of the wagon to make it applicable for loading ordinary goods. The underframes and floor doors are built up of mild steel channels, plates, and angles ; and automatic couplers with tandem buffing and Fig. 711. Side-Discharge Ballast Wagon. draw-gear are fitted. Westinghouse quick-acting brakes are likewise provided, working in conjunction with a hand brake. The bogies are of the standard American type, with girder bolster and nests of spiral steel springs. The wheels have steel disc centres with steel tyres and axles. Capacity and Leading Dimensions Capacity. i------------------------ Load (in pounds) Capacity (in cubic feet) Length over headstocks Length inside - Width inside - Height inside - Centres of bogies Journals - Gauge - - Tare Dimensions. 100,000 lb. 1,790 cub. ft. 41 ft. 9 in - 40 ,, 0 ,, 9 ,, 3 ,, - 4 ,, 10i ,, 30 ,, 0 ,, - 10in.x5| ,, - 4 ft. 8| „ 21 tons.