Magnalaces Team Sherlock Ohms (B102-1) Noah Burchell, Blake Grindstaff, Megan Wilson EF 152 Spring 2018 April 3, 2018
Marketing Video
Customer Requirements and Product Selection ● Target audience ○ Variety of disabilities that limit mobility ○ parkinson’s , arthritis, dyspraxia, spina bifida, and others ● We chose this product because: ○ It affects a variety of disabilities. ○ It was realistic to build given constraints. ○ It is cost-effective. ○ It allowed opportunities to customize and improve products that are similar. ● Customer ○ Trevanda Allison: a special education teacher whose students could use product
Conceptual Design ● Initial Design: ○ Plastic lace holders on top of shoe ○ Elastic cords on top of plastic piece to tighten laces ■ Attached to laces at each eye ○ Parts to aid with easy removal are placed next to ankle ○ Created a curved shape to fit arch of a foot ● Second Iteration: ○ Moved part to aid with easy removal to top of design ○ Moved piece to tighten laces behind loops ● Third Iteration ○ Removed curve from design and added foam for more secure fit
Actual Design ● 3D-Printed design ● Pieces attached with epoxy ● Design covered with fabric for even finish ● Felt bumpers on the bottom for comfort and arch support
Cost and Time Estimates COST Time To Build Labor Costs Buttons: $0.20 / piece *2 = $0.40 Printing: 2.5 hrs $15.00 / hr Magnets: $3.75 / piece * 4 = $15.00 TOTAL: 2.5 hrs Total Cost to Build Fabric = $0.30 Capacity $21.55 / set Felt Bumpers: $0.22 1 part / printer * 16 working printers Cost / 1000 units: TOTAL: $15.92 TOTAL: 16 parts/2.5 hrs = 6.4 parts / hr $1592 Projected Cost: $23.00 / set Zubits Cost: $24.50 for clips and zubits Cost Reduction: $1.50
Customer Feedback and Results ● Could you use a variety of colors to match shoes? ○ We said that it could be made smaller if we locate smaller magnets, and a variety of fabrics could be utilized to match shoes. ● How heavy is it, and does it add much weight to the foot? ○ Devices are very lightweight. ● Would you add velcro to the side for shoelace security? ○ We would cut the excess lace off, or offer shoelaces of the correct length. ● Does the shoe move around and or does the magnalace come loose? ○ Shoes are very secure with Magnalaces added, and have to be removed with intentional force if the handles are not used. ● Customer said it was a beneficial product that would definitely help those who need it.
Conclusions ● Improvements: ○ Smaller magnets for smaller overall design ○ More discreet design for product ○ More accurate CAD of design ● Conclusion ○ Product functions as intended ○ Product would be beneficial for people with fine motor disabilities ○ We are satisfied with our design.
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