Calculated Industries Machinist Calc 4086 - Bolt Pattern - Model 4087

56 — Ma c h i n i s t ca l c ™/ Ma c h i n i s t ca l c ™ Pr o
b
X-03 - 1.9486 INCH
b
Y-03 1.1250 INCH
b
X-04 - 1.9486 INCH
b
Y-04 - 1.1250 INCH
b
X-05 0.0000 INCH
b
Y-05 - 2.2500 INCH
b
X-06 1.9486 INCH
b
Y-06 - 1.1250 INCH
b
DIA 4.5 INCH
b
ANGLE 30°
Bolt Pattern – Model 4087
Calculate the Bolt Pattern for a layout with a 3.5 Inch Diameter, a
20° Start Angle and 3 Bolts. The Center x-coordinate is 10 inches
and the center y-coordinate is 15 inches.
Note: When determining angles, 0° is at the 3 o’clock position and the
rotation goes counterclockwise.
KEYSTROKE DISPLAY
OO
0.
1. Enter the Center x-coordinate:
10ia
ADJ 10 INCH
2. Enter the Center y-coordinate:
15ip
OPP 15 INCH
3. Enter the Start Angle:
20n
ANGLE 20.°
4. Enter Bolt Circle Diameter:
3.5id
DIA 3.5 INCH
5. Enter the Number of Bolts:
3b
BOLTS 3.
(cont'd)
KEYSTROKE DISPLAY