. The street railway review . ,,. Id I he pithe entire tower, including the Ipi ng, braking and dump fir n ■ rios 1 in- 11 boi ij property in 1 ai , •■■■ total heigh 8a ft n in. above the l leyel »n° 1 Meel I beam lattice w. rl p JI ol Hi- 1 , 1 11,, hoisting 1 m 1 1 !■ in. ib d ind ha 1 total 1- ngth ol 53 ft. 1 depend bj tee] cabli a cl vel or 1 ol 1,000 ■•■ ■ itl 11 hi d I 01 abl 1-., lo hi iav , thi la .1 ,,, 336 STREE I RAILWAY REVIEW. [Vou XII, No. 6. the lifting • I with the jaw b :.lliug then put in moti ind the. ..oal, Hoist towkr. shovel to bury itself in the coal. When the
. The street railway review . ,,. Id I he pithe entire tower, including the Ipi ng, braking and dump fir n ■ rios 1 in- 11 boi ij property in 1 ai , •■■■ total heigh 8a ft n in. above the l leyel »n° 1 Meel I beam lattice w. rl p JI ol Hi- 1 , 1 11,, hoisting 1 m 1 1 !■ in. ib d ind ha 1 total 1- ngth ol 53 ft. 1 depend bj tee] cabli a cl vel or 1 ol 1,000 ■•■ ■ itl 11 hi d I 01 abl 1-., lo hi iav , thi la .1 ,,, 336 STREE I RAILWAY REVIEW. [Vou XII, No. 6. the lifting • I with the jaw b :.lliug then put in moti ind the. ..oal, Hoist towkr. shovel to bury itself in the coal. When the jaws have come to-gether and the scoop is filled it will begin to rise. Dumping, it willbe understood, is achieved by si. the lifting cable, thus lining the jaws to open and the weight of the shovel i- then fatOSTAT 0*C*AT£OOr FOOT POlV£# Thkcc BliO£ K/v/F£ Srv/ TCM V Ih lh h h tfo/srrtoTO/t Siv/rcn uf> /lsce/i/owo \ lA/VWM CONNECTIONS BETWEEN HOIST MOTOR AND GENERATORMOTOR. transferred to the other cable. The cables pass over pullies mountedon a boom truck which runs up and down the boom and may beanchored at any point corresponding to the location from whichthe hoisting is to be d< i ontrol of this boom truck and also of the hoisting and loweringapparal ilirely by electrical m lying a number of novel featui I with Mr. Keilholtz. The drums for winding up the ropes attached to the shovel arcdriven by a plain shunt wound motor whicl et from a generator that i A coil rheostat under the control ,;c m % rcr 0$ 9 - a
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Keywords: ., book, bookcentury1800, bookdecade1890, booksubjectstreetrailroads
