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Use and Care of Drawing Equipment
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angle Article auxiliary oblique auxiliary view axes base bolt center line circle cone cutting plane cylinder diagram diameter dimension lines direction directrix distance double space draftsman Draw the front drawn edge view elements elevation ellipse engineer's scale engineering drawing face feet free body diagram front and top front view frontal plane generatrix Gillott 404 given GROUP helical helicoid helix horizontal plane hyperbola illustrated in Figure inch inclined indicated isometric line of intersection Locate point machine mantissas method object obtained orthographic outline parabola parallel pencil perpendicular pictorial drawing plan auxiliary plane curve plate position principal views prism problem space radius Repeat Exercise represent representation Reproduce revolved right side views rivets Scale screw screw thread seen in true shape Show sketch slide rule slope straight line structure student surface T-square tangent thread tion top view triangle true length truss visual rays weight