A Dictionary of science, literature, and art [electronic resource]: comprising the history, description, and scientific principles of every branch of human knowledge; with the derivation and definition of all the terms in general use (1844)
Brande, William Thomas, 1788-1866, Cauvin, Joseph · New York : Harper & brothers · leaf 1181
the fly-wheel. An eccentric is a metallic circle attached to the axle ofthe fly-wheel, so that its centre shall not coiucide with thecentre round which the axle revolves. Let us suppose thatG (fig. 5) is a square revolving shaft; let B D be a circularplate of metal, having a square hole cut in it… … Let E F be a metallic ring formed of two semicircles ofmetal screwed together at H, so as to be capable by the ad-justment of the screws of having the circular aperture form-ed by the ring enlarged or diminished within certain smalllimits ; let this circular aperture be equal to the magnitudeof the…
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