A Text book of Ore And Stone Mining
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The bow or loop £, instead of being attached to the top of the skip, reaches down, and takes hold of the axles of the bottom wheels ; in its usual position (Fig. 478) it rests against the axles of the upper wheels, and holds the skip upright.
• C. Le Neve Foster, "Some Mining Notes in 1887," Traw, i/m. Atmc, and Iriit of Cornwall, vol. ii. p. 140.
HOISTING OE WINDINO.
417 At the surface, each of the two ordinary conductors hends round and terminates in a hcnizontal piece, as shown in Fig. 480, ...whilst a front guide H' is added on each side.
When the ^p comes up, these front guides press upon the top wheels, and turn them on to the flat ends of the ordinary conductors. Deep grooves cut in the conductors at I enable the back guide D to pass through, and as the rope continues to be drawn up the bottom end of the skip is raised and its contents are tipped or '* dumped " into a large bin or pasa^ from which the ore can be drawn away at pleasure. If the engine-man does not stop quite soon enough, the skip is simply drawn up a little way, resting upon the front guide, and the stop or stud F prevents it from assuming a wrong position.
What to read after A Text book of Ore And Stone Mining?
You can find similar books in the "Read Also" column, or choose other free books by Clement Le Neve Foster to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
The bow or loop £, instead of being attached to the top of the skip, reaches down, and takes hold of the axles of the bottom wheels ; in its usual position (Fig. 478) it rests against the axles of the upper wheels, and holds the skip upright.
• C. Le Neve Foster, "Some Mining Notes in 1887," Traw, i/m. Atmc, and Iriit of Cornwall, vol. ii. p. 140.
HOISTING OE WINDINO.
417 At the surface, each of the two ordinary conductors hends round and terminates in a hcnizontal piece, as shown in Fig. 480, ...whilst a front guide H' is added on each side.
When the ^p comes up, these front guides press upon the top wheels, and turn them on to the flat ends of the ordinary conductors. Deep grooves cut in the conductors at I enable the back guide D to pass through, and as the rope continues to be drawn up the bottom end of the skip is raised and its contents are tipped or '* dumped " into a large bin or pasa^ from which the ore can be drawn away at pleasure. If the engine-man does not stop quite soon enough, the skip is simply drawn up a little way, resting upon the front guide, and the stop or stud F prevents it from assuming a wrong position.
What to read after A Text book of Ore And Stone Mining?
You can find similar books in the "Read Also" column, or choose other free books by Clement Le Neve Foster to read onlineMoreLess
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