Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 532
same air is used over and over,and, not being renewed from without the machine, excludes the possibility of smoke or dustfrom the external atmosphere aflFecting the products. No cloth is) used, and the air beingconfined inside the machine renders it dustless. The power required is very small, a… … Fig. 16.—Bran-duster, Bra7i-Dusfers.—Economy in the production of high-grade flours calls for proper cleaningof the bran. The etlect of the bran rolls is to flatten the bran, leaving it broad and flaky andloosening the adhering particles, so that by subsequent treatment by the bran-duster…
Mechanical engineering
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