The practical draughtsman's book of industrial design, and machinist's and engineer's drawing companion: forming a complete course of mechanical, engineering, and architectural drawing (1854)
Armengaud, aîné (Jacques-Eugène), 1810-1891, Armengaud, Charles A., 1813-1893, Amouroux, Jules, Cory, William Johnson, 1823-1892 · New York, Stringer & Townsend · leaf 266
tep. It is fittedto the runner by aEyne, made on the balance principle.The top of the spin,dip is sphericallyshaped, as at o, be-ing passed throughthe collar disc, P,and fitted into aspherical recess inthe underside of theRyne, Q, connectedto the stone, a. Inthis way, as the con-nection between… … 1G8 THE PRACTICAL DRAUGHTSMANS scale. A is the base plate, and b the lower running stone, drivenfrom above by the main spindle, I, which passes down throughthe centre of the adjustable tubes of the feed-hopper, and termi-nates in a convex foot. This foot rests in a concavity in thetop of the disc…
Decorative arts · Drawing
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