A manual of naval architecture for the use of officers of the Royal Navy, officers of the Mercantile Marine, yachtsmen, shipowners, and shipbuilders (1894)
White, W. H. (William Henry), Sir, 1845-1913 · London : J. Murray · leaf 306
they arenot more trustworthy. Several kinds of gyroscopic instruments have been devised for thepurpose of measuring rolling and pitching motions, all of them beingbased upon the well-known principle—exemplified in the toy gyro-scope—that a delicately balanced heavy-rimmed wheel spinningrapidly will… … devised and tried at sea about thirty years ago by Professor PiazziSmyth, and could be used to measure yawing motions as well asrolling and pitching.* It consists of a fly-wheel A, the axis of whichforms a diameter of the gymbal-ring B ; this is carried by a secondgymbal-ring, C, the pivots of…
Naval architecture
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