IMG 4934.JPG
FA info icon.svgAngle down icon.svgProject data
Authors Macabe
Completed 2016
Made Yes
Replicated No
Cost USD 3.59
Instance of 3D feedback box
OKH Manifest Download

This OSAT prototype is a community comment box where members can drop in comments that can not be removed other than by removing the lock from the back. This fulfills the need for communities to provide a location for honest feedback that can not be tampered with.

Bill of Materials[edit | edit source]

Tools needed[edit | edit source]

Skills and knowledge needed[edit | edit source]

  • No special skills are needed

Technical Specifications and Assembly Instructions[edit | edit source]

  1. First print both lower box and lid portions of the drop box.
    • Print speed: 100 mm/s
    • Infill: 10%
    • Layer height: 0.2 mm
    • Temp: 205 degree Celsius
  2. If support in the print was used, remove the support material so the lid can slide in.
  3. If no support material was used, simply slide the lid into the grooves and lock it via the holes on the back side.
  • Estimated print time for the lower box portion is 7 hours. Estimated print time for the box lid is 2 hours.
  • Assembly time is minimal. Simply slide the lid in the slot and lock the box.

Cost savings[edit | edit source]

  • Estimated costs: $3.59
  • Commercial equivalent: $11.15 [1]
  • $ savings: $7.56
  • % savings: 68%
FA info icon.svgAngle down icon.svgPage data
Keywords 3d printing, comment box, community, feedback, team building, plastic
SDG SDG11 Sustainable cities and communities
Authors Macabe
License CC-BY-SA-3.0
Organizations MTU, Michigan_Tech's_Open_Sustainability_Technology_Lab, MY4777
Language English (en)
Related 0 subpages, 3 pages link here
Impact 394 page views
Created November 15, 2016 by Macabe
Modified January 29, 2024 by Felipe Schenone
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