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Sketching Techniques

Sketching Techniques. Purposes of Sketching. Think through a design – look at it instead of just thinking about it Communicate your ideas – let others look at what you are thinking Uses lines and symbols to describe a design – it takes a lot of words to describe even a simple shape.

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Sketching Techniques

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  1. Sketching Techniques

  2. Purposes of Sketching • Think through a design – look at it instead of just thinking about it • Communicate your ideas – let others look at what you are thinking • Uses lines and symbols to describe a design – it takes a lot of words to describe even a simple shape Draw a 3” horizontal line Draw a 3” line extending from one end of the horizontal line at 45 degrees Connect the ends of the two lines with a third line

  3. Common Uses of Sketching • Brainstorming ideas • Piggy backing on variations • Communicate • Pass on information • Document Dimensions • Size of surfaces and features

  4. Advantages of Sketching • Convenient • Inexpensive How many words would it take you to describe this pair of pulleys? There would be a lot of assumptions and prior knowledge necessary for someone to be able to draw this from a verbal description

  5. Sketching Techniques #1 Sketching a Line 1) 2) 3)

  6. Inclined Line Vertical Line Horizontal Line Rise Run Sketching Techniques #1 Lines (if you didn’t have graph paper)

  7. 2) Square in the diameter 1) Set up the diameter 3) Sketch diagonals Sketching Techniques #1 Sketching a Circle in 5 steps The lines in steps 1 – 5 should be thin and light (barely visible) “Construction Lines”

  8. 4) Identify triangle centers 5) Sketch arcs Sketching Techniques #1 Sketching a Circle The lines in steps 1 – 5 should be thin and light (barely visible) “Construction Lines”

  9. Alphabet of Lines #2 Construction Object Hidden Center

  10. Alphabet of Lines Construction Line

  11. Alphabet of Lines Object Line

  12. Alphabet of Lines Hidden Line

  13. Alphabet of Lines Center Line

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

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