Using a
drawing aid
Drawing Aids, Continued
To use an irregular curve, special irregular curve, or a flexible curve rule,
follow this table:
Step
Action
1
Sketch light freehand lines of the desired curve.
2
Divide the line along its length with a series of points.
3
Select a section of curve that corresponds to at least three
consecutive points.
4
Draw curve from point A to point B stopping short of point C.
5
Move curve to next segment.
6
Extend line as before continuing until the line is complete.
Figure 2-49 illustrates using a french curve.
Figure 2-49. —Using a french curve to draw a
curved line through plotted points.
Continued on next page
2-41
