Mining Engineers' Handbook, Volume 1Robert Peele, John Adams Church J. Wiley & sons, Incorporated, 1941 |
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Halaman 26-14
... carriers off the cable , so as to prevent heavy vert stresses on cable when carriers are near the crest . See Fig 14b , where carrier P on tangent to the summit curve has a heavy vert stress due to traction rope tension , which , if on ...
... carriers off the cable , so as to prevent heavy vert stresses on cable when carriers are near the crest . See Fig 14b , where carrier P on tangent to the summit curve has a heavy vert stress due to traction rope tension , which , if on ...
Halaman 26-28
... carriers , from cables to rail , or vice versa , must be done as smoothly as possible , to prevent lunging of carriers and hammering of cable where carrier leaves the rail . Lunging of the carrier is reduced by accelerating it on ...
... carriers , from cables to rail , or vice versa , must be done as smoothly as possible , to prevent lunging of carriers and hammering of cable where carrier leaves the rail . Lunging of the carrier is reduced by accelerating it on ...
Halaman 26-36
... carriers . 3. One carrier on each track cable , moved to and fro by traction rope . 4. Station at each end for operating machinery , and filling or dumping carriers . 5. Sometimes intermediate towers are used to support track cable and ...
... carriers . 3. One carrier on each track cable , moved to and fro by traction rope . 4. Station at each end for operating machinery , and filling or dumping carriers . 5. Sometimes intermediate towers are used to support track cable and ...
Isi
COMPRESSED AIR PRACTICE | 15-2 |
Appli | 15-15 |
Hydraulic Compressors | 15-22 |
Hak Cipta | |
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adjustment Aerial Tramway anthracite approx assay aver borax buckets Bur Mines capac carriers cars charge chute claim coal mines compressed compressor concentrate conveyer copper cost crusher crushing cu ft cupel cyanide deflection diam discharge distance drill dust elev engineer explosions feed filter fire firedamp gold hoisting horiz intercooler labor lamp less litharge loaders loading lode long ton machine mechanical metal method mill mineral motor operation pipe plant plate plumb-bob pump pyrite rock safety lamps sample screen shaft sheave short ton side silver sizes Sodium carbonate solution speed station steel stopes surface survey Table tape telescope temp tension tests timber tion tons Total towers track cable traction rope tramway Trans transit traverse underground usually vein vertical wire zinc