Cased Instruments, Continued
Dividers
To step off equal distances, follow this table:
(Continued)
Step
Action
1
Set dividers to a given distance.
2
Step off distance on drawing as many times as desired.
To transfer measurements, follow this table:
Step
Action
1
Set dividers to correct distance.
2
Transfer measurements to drawing.
To divide a line into equal lengths, follow this table:
Step
Action
1
Divide the line by the number of segments desired and approximate
this distance with the dividers.
2
Step off this distance on the line.
3 Continue with trial and error until the distances are equal.
Figure 2-21 illustrates how to step off a line.
Figure 2-2.
—Dividing a line
into equal parts.
Protect divider points with cork or eraser bits when they are not in use.
Clean dividers and wipe them with a light oil cloth before you return them to
their case. Do not oil divider joints.
Continued on next page
2-21
