Lid & Container Design
Design Process
The main idea of addressing the pill/earplug container problem was the use of magnets. The end goal was a container that would be comparable in size to the container that I was using all while minimizing the disadvantages due to the use of magnets.


Initial Concept
Goal:
Determine if a 2mm distance between the magnets would be sufficient for a sealing effect
Determine the tolerancing for the radii between the container and the lid
Determine magnet press fit tolerancing
Lid:
Simple design
Adjust the width
Container:
Minimize the number of magnets
Create an interior lip to help align

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Revision 1
Goal:
Refinement of distance between magnets to have a stronger force of attraction
Refine the tolerancing of the radii between the lid and the container
Maximize the number of magnets
Test engraving as a customization option
Different design
Lid:
Reduce the mass
Ensure strong magnet strength
Improve locking experience
Add curvature to the lid
Improve appearance
Container:
Reduce the mass
Reduce footprint

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Revision 2
Goal:
Determine if rotating the magnets 90° is a viable way to maintain attraction
Minimize the overall packaging size
Lid:
Minimize width by changing magnet orientation and wall thickness
Add material to ensure the interior compartment is flush
Container:
Alter magnet orientation
Reduce the height of the lip
Increase interior volume
Improve user experience
Reduce wall thickness

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Revision 3
Goal:
Double the number of magnets in the container to increase the force of attraction
Slightly decrease the distance between the magnets
Regain drop security in edge cases
Lid:
Match Lid and Container heights for a better appearance
Increase wall thickness to hide magnets
Container:
Double the number of magnets in each slot
Increase the strength of the seal
Improve the user experience of sealing the product
Improve magnet tactile feedback
Adjust lip size to improve shear stress performance
Increase wall thickness to hide magnets from showing

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Revision 4
Goal:
Reduce the distance between the magnets to increase the force of attraction
Determine if the alternating orientation of magnets would increase the force of attraction
Lid:
Remove lip cutout on lid
Reduce material used
Container:
Reduce the distance between the lid and container magnets
Change the height of the lip to regain additional interior volume
Improve magnet aligning experience

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Revision 5
Goal:
Test the viability of the new magnets that would be used in the final version
Refine the distance between the top surface
Refine the quality of the product by changing the settings
Change the design
Test printing with different colors as a customization option
Lid:
Increase identifiability
Refine the height
Refine width to be proportional to other container sizes
Container:
Reduce the number of magnets to 8
Change the proportions to reach 7.5mL
Refine the height of the lip
Improve the self-aligning feature

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