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 363
The protective features usedon the common escalator or moving stairway are goodexamples of the result of careful design in freight elevatorsof the apron type. Cotton—Wool—Finishing MillsRolls—Bales—Bundles—Cases As short transfer units between d^fi^erent floors or build-ings the apron elevator… … Arm Slat Type for High Angle loading from cars to storage in basement or upper floorsand in loading out bales or cases of finished goods. Theportable elevator of this type is most economical in makinguse of the full height of storage rooms, and for the loadingof trucks and cars. For the usual work…
Hoisting machinery · Conveying machinery
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