Science and art drawing : complete geometrical course ; consisting of plane and solid geometry, orthographic and isometric projection, projection of shadow's the principles of map projection, graphic arithmetic and graphic statics (1895)
Spanton, J. Humphrey (John Humphrey) · London : Macmillan · leaf 183
ETRY of tlie corresponding lines, e.g. wliere a intersects a, h h, andc c, are points in the hyperbola required. Find correspondingpoints for the other half, and draw a fair curve through them. Pkoblem 189. A form of hyperbola frequently nsed by engineers is thatshown in the following figure, and… … Fig. 298. till it meets HA in 0 (Prob. 6). Erom 0 draw OK parallel toAB till it meets a line from H parallel to AC in the point K(Prob. 4). This will be one point in the curve, and any numberof other points may be found by taking fresh points on CD andtreating them in a similar manner. The peculiar…
Geometrical drawing
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