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2.009 Product Engineering Processes otherwise they would be no more than ideas. Andy Goldsworthy, 1956- English sculptor and photographer usability sketch model ideas must be put to the test. that's why we make things,

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Page 1: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

2.009 Product Engineering Processes!

otherwise they would be no more than ideas. Andy Goldsworthy, 1956- English sculptor and photographer"

usability sketch model"

ideas must be put to the test.!that's why we make things,!

Page 2: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

2.009 Product Engineering Processes!

otherwise they would be no more than ideas. Andy Goldsworthy, 1956- English sculptor and photographer"

ideas must be put to the test.!that's why we make things,!

Page 3: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

2.009 Product engineering processes 3-ideas presentation!

why?!

we picked a more focused direction for you"

Page 4: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

More idea exploration?Why waste time?!

“just tell us what the design problem is and we will do the detailed engineering.” "

there are many smart, well educated people in the world!

the mere formulation of a problem is far more often essential

than its solution Albert Einstein"

1879-1955, Nobel prize in physics"a relatively smart person"

Page 5: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

3-ideas presentationTips!

went well? "Yes!"could every one of the presentations be improved? "Yes!"

“practice is the best of all instructors”

Publilius Syrus, Author, 1 B.C."

how to improve?"

Page 6: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

3-ideas presentationTips!

stand with poster"avoid rocking"energetic"not forced"avoid memorizing"avoid filler words um, uh, basically, like…"interact with poster"but look at audience"have a clear ending"

practice is the best of all instructors Publilius Syrus, Author, 1 B.C."

how to improve?"

Page 7: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

3-ideas presentationPresentation revisit!

what worked well?"

Page 8: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

3-ideas presentationPresentation revisit!

what worked well?"

Page 9: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they
Page 10: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

responding to instructor

the least useful comment is __________!

feedback!

“good job”!

we received comments that were unfair!

we received conflicting advice!

Page 11: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

and now a mini quiz! More estimation!

name on index card, 4 minutes"

i) what is energy and what are its units?"ii) what power is needed for a small bird to fly?!

iv) how much power can you output continuously for 30 minutes?!

iii) define mechanical horsepower.!

Page 12: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

2.009 Product engineering processes And finally

sketch model review broaden and deepen!sketch models test ideas"

Page 13: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

EffortModeling at different levels of ambiguity/certainty!

Page 14: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

Sketch model reviewNext Thursday!!

Team"Section A"

Section B"

Section A"

Section B"

3"ideas"

3"ideas"

1"idea"

2"sketch"models"

2"sketch"models"

1"concept"mockup"

1"concept"mockup"

1"team "

concept"

1"alpha"

prototype"

three ideas presentation"

technical review"

final selection"mockup review"

sketch model review"(evening, October 6)"

1 lab instructor"8-9 students"

1 lab instructor"8-9 students"

1-2 mentors"

one team"

assembly drawing"

Page 15: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

Sketch Model ReviewMeans… development of ideas into concepts!

more idea generation!

more research: customer needs/benchmarking(information officer session Thursday)!

sketch models/testing!

feasibility estimates!

Page 16: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

And what is a sketch model?definition!Simple physical models made of soft, low cost, easy-to-work materials"

3D analog to sketching "

Made to learn and test!articulate an idea"understand product scale"explore user interaction issues"assess operational issues"establish common shared view"

Page 17: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

What is NOT a sketch model?Anti-definition!

Simple physical models that have no purpose and are made of soft, low cost, easy-to-work materials"

Page 18: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

Sketch modeling techniques Cardboard!

Page 19: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

Cardboard Cutting and bending sharp corners!

Page 20: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

Cardboard Making large radii!

Page 21: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

Cardboard Holes!

Page 22: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

Cardboard Fastening (when you cannot bend)!

Page 23: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

Sketch modeling techniques Foam core!

Page 24: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

Foam coreCutting!

Page 25: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

Foam coreSharp radii!

Page 26: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

Sketch modeling techniques Blue foam!

Page 27: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

Blue foam Cutting straights, circles and other shapes!

Page 28: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

Blue Foam Joining!

water-based contact cement"

Page 29: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

Blue foam Shaping!

Page 30: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

Blue foam Painting!

water-based is good"

organic solvent-based is bad"

Page 31: ideas must be put to the test. that's why we make things, …web.mit.edu/2.009/www/lectures/9_sketchModels.pdf · 2011. 9. 27. · 2.009 Product Engineering Processes! otherwise they

Wrap upMiscellaneous items!sketch modeling tutorials on website (/resources)!

notebooks in lab this week notebook images and timesheets 10 PM Thursday"

team activity Wednesday donʼt wear open toe shoesiPhone and android users: install HP ePrint Home & Biztool officers: know combination"

sourced parts workshop: build! 7 PM tonight"