Sketching Techniques

1. Sketching Techniques

2. Purposes of Sketching • Think through a design • Convey your ideas • Uses lines and symbols to describe a design

3. Common Uses of Sketching • Brainstorm • Communicate • Document Measurements

4. Advantages of Sketching • Convenient • Inexpensive

5. Inclined Line Vertical Line Horizontal Line Rise Run Sketching Techniques Lines

6. Sketching Techniques Sketching a Line 1) 2) 3)

7. 2) Square in the diameter 1) Set up the diameter 3) Sketch diagonals Sketching Techniques Sketching a Circle

8. 4) Identify triangle centers 5) Sketch arcs Sketching Techniques Sketching a Circle

9. Draw 5 horizontal lines of different sizes Draw 5 vertical lines of different sizes Draw 5 inclined lines of different sizes Draw two circles of different sizes. Question 4

10. Alphabet of Lines Construction Object Hidden Center

11. Alphabet of Lines • Construction: Light (very faint) lines used to get the general shape of the object. Rule of thumb when you hold your paper at arms length the lines should disappear. • Object: Are very dark lines used to show the perimeter of the object and any special features.

12. Alphabet of Lines • Hidden: Are dark dashed lines used to show features that are not seen from a particular view. • Center: Used to show the center of circles and arcs. Have two short dash lines to show the center, with leader lines extending past the feature.

13. Construction Line Alphabet of Lines Construction Line

14. Object Line Alphabet of Lines

15. Hidden Line Alphabet of Lines

16. Center Line Alphabet of Lines

17. 1. Why is it important that you learn how to sketch? Quick way to communicate an idea to another person. 2. Why is it important to use the proper line types. To show true shape, size and details about the drawing. Conclusion Questions

18. Image Resources Microsoft, Inc. (2008). Clip Art. Retrieved October 20, 2008, from http://office.microsoft.com/en-us/clipart/default.aspx