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MMAE 432 : FFE@IIT
TO LIVE A
CREATIVe
LIFE, WE MUST
LOSE OUR FEAR
OF BEING
WRONG
-Joseph Chilton Pearce
Week 4: Brainstorming
Three choosen needs
I wish I could slice a pizza evenly with any number of slices.
I wish I could slice a pizza evenly with any number of slices.
Why casting a fishing rod is so hard?
Why casting a fishing rod is so hard?
I want to make hydroponic farm feasible in small apartment.
I want to make hydroponic farm feasible in small apartment.
Week 5: Three Needs Presentation
I wish I could slice a pizza evenly with any number of slices.
I wish I could slice a pizza evenly with any number of slices.
I wish I could slice a pizza evenly with any number of slices.
Functional Requirements
-
Cuts 8" to 16" size
-
Works on standard 110V
-
Complete the task in less than 5 minutes
-
Maximum size: 60x60x60 cm^3
Why casting a fishing rod is so hard?
Why casting a fishing rod is so hard?
Functional Requirements
-
Weighs less than 3kg
-
60m of minimum distance
-
Maximum 2m-long rod
-
1 minute to set up
-
5 minute learning time for beginners
I want to make hydroponic farm feasible in small apartment.
I want to make hydroponic farm feasible in small apartment.
Functional Requirements
-
Maximum 5kg
-
Maximum volume: 10 gallons (35x35x35 cm^3)
-
Once a week maintenance
-
Able to be connected to at least 2 other modules
Week 7: Sketch model presentation
Pizza Cutter
vs
Fishing Lure Launcher
Pizza Cutter
Fishing Lure Launcher
Fishing Lure Launcher is CHOSEN!!
Design process - Compression spring
Ratchet
Assembly with compression spring and PVC tubing
1st mockup model (Compression spring)
launched less than 10m...
Why it failed?
Buckling, friction, complex ratchet system...
Test video (compression spring)
Design process - tension spring
Test video (tension spring)
Why it failed?
Hard to design the lure cup that can keep the lure inside the pocket
Excessive impact on the structure upon release
Design process - Rubber tubing
Advantages of using rubber tubing
Cheap, easy to work with, flexible!
Design process
- further development on Rubber tubing
video - Assembly process
Design process
- Finalized alpha prototype w/o paint job
Design process
- Finalized alpha prototype w/ camo paint job
video - demonstration
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