7up

Device

7up

Description	Bicycle part
Keywords	3D printing, bike part, bicycle
Authors	Yan Guo
Made?	Yes
Countries of design	United States
Estimated cost	USD $ 2.00
Instructions data
Manufacturing files	https://www.appropedia.org/File:7up_1.stl
Documentation data
Language	English
Manifest data
Language	English
Updated	2020-06-04
Author	Kathy Nativi
Author affiliation	Appropedia
Author email	info@appropedia.org

Gallery

• 777 OSAT 3-D Printable Design
• 

Bicycle part: 7up

Project developed by Yan Guo(talk)

This Open Source Appropriate Technology has been designed but not yet tested — use at your own risk.

This Open Source Appropriate Technology has been prototyped.

Abstract

1. The project was offered from Dr. John Gershenson, part of his lab for measurements.
2. Picture of completed print

Bill of Materials

1. Only plastics and 3D-printer needed.
   1. link to all source files
      1. File:7up 1.scad
      2. File:Top part.scad
      3. File:Down part.scad
   2. link to all STLs
      1. File:7up 1.stl
      2. File:Top part.stl
      3. File:Down part.stl

Tools needed for fabrication of the OSAT

1. MOST Delta RepRap or similar RepRap 3-D printer

Skills and Knowledge Necessary to Make the OSAT

• basic measurement

Technical Specifications and Assembly Instructions

1. Print the top part and down part separately.
2. Joint them by heater through the edge of each part.
3. printing time for each part is about 1.5 hours.
4. Jointing time is about 15 min.

Common Problems and Solutions

• Carefully when using the heater, don't burn yourself :)

Cost savings

• If your solution is not a low cost one then it is not really appropriate.

1. Estimate your costs: about 2 dollar.
2. Find a commercial equivalent: about 10 dollar because of the material.
3. 8$ savings and 80% savings