Applied Descriptive Geometry with Drafting-room Problems |
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ABCD ANALYSIS auxiliary elevation base centerline Chapter VIII circle cone of revolution contour lines convolute cutting plane cylinder of revolution cylindroid descriptive geometry determined diameter dihedral angle distance edge view ellipse Explanation see Fig Find the true flange folding line front elevation views generatrix given line given views Group helicoid helix hyperbolic paraboloid inclined view level line line CD line of intersection lines of sight located method of Section Object in Fig Oblique Plane parallel perpendicular pierces the plane piercing points pipe plan and front plan view plane ABC plane appears plane directrix position Practice Problems projecting plane revolved right angles Scale shaft shortest show the line show the true shown in Fig side elevation solution solved space drawing specified plane sphere straight line straight-line elements surfaces of revolution tangent true length true size true slope tunnel vector diagram vein vertical plane view showing