Material handling cyclopedia; a reference book covering definitions, descriptions, illustrations and methods of use of material handling machines employed in industry (1921)
Wright, Roydon Vincent, 1876- ed, Little, John G., joint ed, Augur, Robert C., joint ed · New York, N.Y., Simmons-Boardman Publishing Co · leaf 718
g rheostat or drumcontroller is ample. Possibilities of Automatic Control The field of magnetic controlequipment is practically un-limited. It is the basis of auto-matic control and the principalmeans of providing protection tomen and machinery. It is the magnetic equipment which does the thinking… … modern ore unloader to ride with the leg and bucketdown into the ship and, while retaining individualcontrol of the entire machine, to control the bucket withsuch precision that nearly 100% of the cargo is un-loaded without the use of shovelers. It eliminates at-tendants as in moving material with…
Hoisting machinery · Conveying machinery
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