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Printed in 95a TPU makes a flexible hinge/retainer for panels, access ports, covers, etc.
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updated June 19, 2025

Description

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1 Million years ago or so… when a manufacturer designed something, they intended for it to be serviced by a "factory authorized technician" at a LOCAL repair shop.  

If we want our devices to survive multiple disassembly and reassembly cycles, it is helpful to use threaded inserts, hinges, offset guides, tie points, and alignment pins in the construction. Being able to take a panel loose, knowing it's NOT going to hit the floor while being serviced Rocks!

Fast forward to “Now” when I want to work on something WITHOUT spending 5 minutes fighting it!     …before I realize I'm bolting it on upside down!

 

Notes:

  • Acceptable materials
    • TPU (95a worked for me)
    • PolyPropylene
    • PolyEthylene
    • PA-11 (No GlassFibers or CarbonFibers)
  • Pull out weight (TPU 95a & luggage scale)
    • Tested pull out weight was 5kg on average (pulled straight & even in alignment)
    • Adding a button head M3x6mm screw increased the average pull out weight capacity by 10kg without visible damage over several tests
    • Using a cap head M3x6mm screw would likely get even more weight capacity before pulling out due to it's larger head profile

 

Created in TinkerCAD

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Model origin

The author marked this model as their own original creation.

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