1. Which Isometric looks nice?
IOT POLY ENGINEERING
Which Isometric looks nice?
Technical Graphic Communication

2. DRAFTING ISOMETRIC DRAWINGS
IOT POLY ENGINEERING
DRAFTING ISOMETRIC DRAWINGS
Describe an isometric view
Prepare drawing paper
Locate center of drawing space
Plot starting point of drawing
Complete isometric drawing
Technical Graphic Communication

3. DRAFTING ISOMETRIC DRAWINGS
IOT POLY ENGINEERING
DRAFTING ISOMETRIC DRAWINGS
Describe an isometric view
Height = 2”
Width = 4”
Depth = 2”
Technical Graphic Communication

4. DRAFTING ISOMETRIC DRAWINGS
IOT POLY ENGINEERING
DRAFTING ISOMETRIC DRAWINGS
2. Prepare Drawing Space – ½ border, ½” title block
Technical Graphic Communication

5. Center of Drawing Space
IOT POLY ENGINEERING
DRAFTING ISOMETRIC DRAWINGS
3. Find center of drawing space
Center of Drawing Space
Technical Graphic Communication

6. Use 30o for the Width and Depth Lines
IOT POLY ENGINEERING
DRAFTING ISOMETRIC DRAWINGS
Use 30o for the Width and Depth Lines
4. Locate Starting point – Use construction lines
Center Point W
Technical Graphic Communication
1/2W H
1/2D
1/2H D
Starting Point

7. Use 30o for the Width and Depth Lines
IOT POLY ENGINEERING
DRAFTING ISOMETRIC DRAWINGS
Use 30o for the Width and Depth Lines
5. Draft the thing
Technical Graphic Communication

8. Use 30o for the Width and Depth Lines
IOT POLY ENGINEERING
DRAFTING ISOMETRIC DRAWINGS
Use 30o for the Width and Depth Lines
Classwork
Sketch the two isometrics
Start with the border and title block
Find the center of the paper
Find the starting point
Sketch the figure
Technical Graphic Communication