. The miller, millwright and millfurnisher. Fig. 272.—Mills Reduction Disc. Fig. 272 shows the face of the reduction disc. These machines are manufac-tured by Chisholm Brothers, Chicago, 111. CHAPTER XXX. DETAILS OF DIFFERENT TYPES OF BURR MILLS. Classification of Mills. — Usual Type of Mill. — Munsons Geared Under-Runner Mill. — Munsons Portable Mill Spindle. — Plantation Mills. Classification of Mills.—Mills, that is, the machines or frames, areclassified according as the burr faces are vertical or horizontal, into verti-cal or horizontal. The distinctions, upper-runner, under-runner and ver
. The miller, millwright and millfurnisher. Fig. 272.—Mills Reduction Disc. Fig. 272 shows the face of the reduction disc. These machines are manufac-tured by Chisholm Brothers, Chicago, 111. CHAPTER XXX. DETAILS OF DIFFERENT TYPES OF BURR MILLS. Classification of Mills. — Usual Type of Mill. — Munsons Geared Under-Runner Mill. — Munsons Portable Mill Spindle. — Plantation Mills. Classification of Mills.—Mills, that is, the machines or frames, areclassified according as the burr faces are vertical or horizontal, into verti-cal or horizontal. The distinctions, upper-runner, under-runner and vertical also apply to the whole frame, as do those of oscillating andstiff drive. In addition to this, the distinctions of belted and. Fig. 273. geared mills come in. The most usual type up to the present day seemsto be the oscillating upper-runner geared mill, belt-drive coming more andmore into use. Usual Type of Mill.—Fig. 273 shows a common type of mill, havingstones from three to five feet diameter, and running at from 1,759 to 2,264 374 DETAILS OF DIFFERENT TYPES OF BURR MILLS. feet per minute rim-speed, corresponding to 140 lo 180 turns per minute fora four-foot stone. The capacity of such a four-foot stone is from six tofifteen bushels of wheat per hour, depending on the speed and dress of thestone and the quality desired in the product, and consuming an amount ofpower not yet properly estimated. Munsons Geared Under-Runner Mill.—Fig. 274 representsin lengthwise vertical section a double-geared under-runner mill, made byMunson Brothers, Utica, N. Y. A represents a cast-iron frame, on the upper part of which is a cylindricalshell, B, to receive the runner or under-stone, C This shell is of larger KALEVIMAG
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectflourmi, bookyear1882
