sketching techniques. purposes of sketching think through a design – look at it instead of just...
TRANSCRIPT
![Page 1: Sketching Techniques. Purposes of Sketching Think through a design – look at it instead of just thinking about it Communicate your ideas – let others](https://reader036.vdocuments.us/reader036/viewer/2022062500/5697bff01a28abf838cbae96/html5/thumbnails/1.jpg)
Sketching Techniques
![Page 2: Sketching Techniques. Purposes of Sketching Think through a design – look at it instead of just thinking about it Communicate your ideas – let others](https://reader036.vdocuments.us/reader036/viewer/2022062500/5697bff01a28abf838cbae96/html5/thumbnails/2.jpg)
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 degreesConnect the ends of the two lines with a third line
![Page 3: Sketching Techniques. Purposes of Sketching Think through a design – look at it instead of just thinking about it Communicate your ideas – let others](https://reader036.vdocuments.us/reader036/viewer/2022062500/5697bff01a28abf838cbae96/html5/thumbnails/3.jpg)
Common Uses of Sketching
• Brainstorming ideas– Piggy backing on variations
• Communicate– Pass on information
• Document Dimensions– Size of surfaces and features
![Page 4: Sketching Techniques. Purposes of Sketching Think through a design – look at it instead of just thinking about it Communicate your ideas – let others](https://reader036.vdocuments.us/reader036/viewer/2022062500/5697bff01a28abf838cbae96/html5/thumbnails/4.jpg)
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
![Page 5: Sketching Techniques. Purposes of Sketching Think through a design – look at it instead of just thinking about it Communicate your ideas – let others](https://reader036.vdocuments.us/reader036/viewer/2022062500/5697bff01a28abf838cbae96/html5/thumbnails/5.jpg)
Sketching Techniques #1
Sketching a Line
1)
2)
3)
![Page 6: Sketching Techniques. Purposes of Sketching Think through a design – look at it instead of just thinking about it Communicate your ideas – let others](https://reader036.vdocuments.us/reader036/viewer/2022062500/5697bff01a28abf838cbae96/html5/thumbnails/6.jpg)
Sketching Techniques #1
Lines (if you didn’t have graph paper)
Ver
tica
l L
ine
Horizontal LineInclined Line
Run
Ris
e
![Page 7: Sketching Techniques. Purposes of Sketching Think through a design – look at it instead of just thinking about it Communicate your ideas – let others](https://reader036.vdocuments.us/reader036/viewer/2022062500/5697bff01a28abf838cbae96/html5/thumbnails/7.jpg)
Sketching Techniques #1Sketching a Circle in 5 steps
The lines in steps 1 – 5 should be thin and light
(barely visible) “Construction Lines”
1) Set up the diameter
2) Square in the diameter
3) Sketch diagonals
![Page 8: Sketching Techniques. Purposes of Sketching Think through a design – look at it instead of just thinking about it Communicate your ideas – let others](https://reader036.vdocuments.us/reader036/viewer/2022062500/5697bff01a28abf838cbae96/html5/thumbnails/8.jpg)
Sketching Techniques #1Sketching a Circle
The lines in steps 1 – 5 should be thin and light
(barely visible) “Construction Lines”
4) Identify triangle centers
5) Sketch arcs
![Page 9: Sketching Techniques. Purposes of Sketching Think through a design – look at it instead of just thinking about it Communicate your ideas – let others](https://reader036.vdocuments.us/reader036/viewer/2022062500/5697bff01a28abf838cbae96/html5/thumbnails/9.jpg)
Alphabet of Lines #2
Construction
Object
Hidden
Center
![Page 10: Sketching Techniques. Purposes of Sketching Think through a design – look at it instead of just thinking about it Communicate your ideas – let others](https://reader036.vdocuments.us/reader036/viewer/2022062500/5697bff01a28abf838cbae96/html5/thumbnails/10.jpg)
Alphabet of Lines
Construction Line
![Page 11: Sketching Techniques. Purposes of Sketching Think through a design – look at it instead of just thinking about it Communicate your ideas – let others](https://reader036.vdocuments.us/reader036/viewer/2022062500/5697bff01a28abf838cbae96/html5/thumbnails/11.jpg)
Alphabet of LinesObject Line
![Page 12: Sketching Techniques. Purposes of Sketching Think through a design – look at it instead of just thinking about it Communicate your ideas – let others](https://reader036.vdocuments.us/reader036/viewer/2022062500/5697bff01a28abf838cbae96/html5/thumbnails/12.jpg)
Alphabet of Lines
Hidden Line
![Page 13: Sketching Techniques. Purposes of Sketching Think through a design – look at it instead of just thinking about it Communicate your ideas – let others](https://reader036.vdocuments.us/reader036/viewer/2022062500/5697bff01a28abf838cbae96/html5/thumbnails/13.jpg)
Alphabet of Lines
Center Line
![Page 14: Sketching Techniques. Purposes of Sketching Think through a design – look at it instead of just thinking about it Communicate your ideas – let others](https://reader036.vdocuments.us/reader036/viewer/2022062500/5697bff01a28abf838cbae96/html5/thumbnails/14.jpg)
Image Resources
Microsoft, Inc. (2008). Clip Art. Retrieved October 20, 2008, from http://office.microsoft.com/en-us/clipart/default.aspx