Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 727
rence four .projecting pieces called the beaters,their purpose being to beat or tlireah the grain from the straw as tliis passes forward between the feed-rollers R, at the bottom of the feed-table F, upon which the unthreshen material is spread out in a laverprevious to its being introduced between… … On passing the beater-drum D, the straw is taken up by the two sets of shakers S S in succession.The shakei-s are driven likewise from the shaft B by a pulley marked 7, and a pitch-chain which passesover a pulley marked 5, on the shaft of the first set of shakers. The second set of shakers is…
Mechanical engineering · Mechanics · Engineering
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