Transactions . This tower contains a bin of thirty to forty tons capacity, andthe necessary chutes, etc., and is supported upon wheels, thusenabling the bucket to be operated along all the radii of the circlecovered by the stockpile. The drag bucket is equipped with a tripable bottom door,opened by a curved tail striking against a plate situated in thetower frame, immediately above the bin. The bucket is operatedby a double-drum duplex hoisting engine of the ordinary type. The cycle is now as follows:—The bucket is lowered to theground at the foot of the inclined pile of ore and its latch clos
Transactions . This tower contains a bin of thirty to forty tons capacity, andthe necessary chutes, etc., and is supported upon wheels, thusenabling the bucket to be operated along all the radii of the circlecovered by the stockpile. The drag bucket is equipped with a tripable bottom door,opened by a curved tail striking against a plate situated in thetower frame, immediately above the bin. The bucket is operatedby a double-drum duplex hoisting engine of the ordinary type. The cycle is now as follows:—The bucket is lowered to theground at the foot of the inclined pile of ore and its latch combined hoisting and forward motion is then imparted to thebucket, its nose thus constantly kept against the pile until engine is then reversed and the loaded bucket rapidly con-veyed upon the suspended wire back to the tower, when it isautomatically dumped immediately over the bins in the manneralready mentioned. This accomplished, the bucket is rapidlylowered and the cycle again Trostio and Tipple over Storage Bin, at \\al)ana Iron Mines.
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Keywords: ., book, bookcentury1800, booksubjectmineralindustries, bookyear1895
