Mining Engineers' Handbook, Volume 2Robert Peele, John Adams Church J. Wiley & sons, Incorporated, 1941 |
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Halaman 26-15
... cable at a few points , and a larger cable throughout is not warranted , the deflection angle under a load can sometimes be decreased by building a section of the tramway with a larger cable , thus permitting a higher local tension ...
... cable at a few points , and a larger cable throughout is not warranted , the deflection angle under a load can sometimes be decreased by building a section of the tramway with a larger cable , thus permitting a higher local tension ...
Halaman 26-16
... cable , the empty cable must be held down on it , but the loaded cable will bear upon it with only a moderate angle . Several trials may be necessary before a solution is found . In such case , the traction rope must remain below the track ...
... cable , the empty cable must be held down on it , but the loaded cable will bear upon it with only a moderate angle . Several trials may be necessary before a solution is found . In such case , the traction rope must remain below the track ...
Halaman 26-17
... cable is a 7 - wire strand , and is surrounded by key and locked wires . In small sizes the key wires are omitted ... Cables are oiled about once a month with a heavy TRACK CABLES 26-17.
... cable is a 7 - wire strand , and is surrounded by key and locked wires . In small sizes the key wires are omitted ... Cables are oiled about once a month with a heavy TRACK CABLES 26-17.
Isi
COMPRESSED | 15 |
Applications Definitions Data | 15-44 |
Accident Compensation Pensions | 16-1 |
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adjustment Aerial Tramway anthracite approx assay aver borax buckets Bur Mines capac carriers cars charge chute claim coal mines 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 material 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