1. DO NOW Clear desk Take out folder and drawing Get pencil and ruler Erase old guide lines

2. Egg Crash Vehicle: Orthographic Drawing Mr. Maguire Grade 7 Great Neck South Middle School

3. An Orthographic projection shows three distinct and different views of the same subject. What is an Orthographic Projection?

4. Front View

5. Top View Front View Top View

6. Front View Right Side View Side View

7. Top View Front View Right Side View Orthographic Projection

8. Ruler

9. Line Weight Object lines –Dark Hidden Lines Medium Guidelines Very Light Dimension Lines Medium

10. Connect the x’s. Boxes

11. Wheels

12. Draw light guidelines from each side of wheel to top of paper Guidelines

13. Drawing top view wheels front rear

14. ¼”¼” Wheel Placement

15. ¼”¼” ¾” Wheel Placement

16. Hidden Lines

17. Axles Draw a light guideline from the middle of each set of wheels.

18. Axles

19. Front Front View Drawing Locate all points that define a change of angle or direction (corners). Connect them with the appropriate lines.

20. Front Front View Drawing Show objects inside your car with hidden lines.

21. Front

22. Top View

23. Top View & Hidden Lines Front

24. Dimensioning A dimension line has 3 parts 1. A dimension in inches 3 ½ “

25. Dimensioning A dimension line has 3 parts 2. A dimension line 3 ½ “

26. Dimensioning A dimension line has 3 parts 3. Extension lines 3 ½ “

27. You must draw 6 dimensions on your drawing

28. Dimensioning Styles 1 ½”dia. Do not dimension inside object!! 4” 2 ¼” ¾”