{"id":58948,"key":"Non-drive_side_crank","title":"Non-drive side crank","latest":{"id":1111999,"timestamp":"2024-06-18T20:13:07Z"},"content_model":"wikitext","license":{"url":"https://www.appropedia.org/Appropedia:Copyrights","title":"CC-BY-SA-4.0"},"source":"{{777 notice}}\n\n[[File:Non-Drive Side Crank.JPG|thumb]]\n\n{{Project data\n| authors = User:Zhinek\n| years = 2014\n| made = Yes\n| replicated = Yes\n| cost = USD 2\n}}\n\n# The project is a part of the bike, offered by Dr. John Gershenson.\n# It is designed based on a real drive-side model since I only find drive-side model from the lab.\n# I choose to design the non-drive side part since the strength of the gear can not be reached by using plastic material to print.\n# All size are matched with the original one.\n\n== Bill of Materials ==\n\n# 3D Printer\n# Drive Side Crank Model\n# Plastic filament\n\n== link to all source files ==\n\n# [[File:Non-Drive Side Crank.scad]]\n# [[File:Non-Drive Side Crank.stl]]\n\n== Tools needed ==\n\n* [[Delta Build Overview:MOST|MOST Delta RepRap]] or similar RepRap 3-D printer\n\n== Skills and knowledge needed ==\n\n* Basic knowledge for 3D printing\n\n== Technical Specifications and Assembly Instructions ==\n\n# Print from the base\n# There is a curve that printed in the air, it's the most difficult part\n# It can be printed but with low quality, needs to be corrected and polished\n# Estimated printing time: 37min\n# Estimated processing time: 15 min\n\n== Common Problems and Solutions ==\n\n# It is made of plastic so it may not be as strong as metal.\n# The edge of the crank is not perfectly smooth\n\n== Cost savings ==\n\n# Estimated costs: less than $2 per crank (including the cost of the filament and electricity)\n# Commercial equivalent: more than $10\n# Save at least $8/80% of the cost\n\n== References ==\n\n# Google picture for bike parts.\n# Ebay website for pricing\n\n{{Page data\n| keywords = 3D printing, bicycle, bike crank, osat, tool, plastic\n| sdg = SDG09 Industry innovation and infrastructure\n| published = 2014\n| organizations = Michigan_Tech's_Open_Sustainability_Technology_Lab, MTU, MY4777\n| license = CC-BY-SA-3.0\n| language = en\n}}\n\n[[Category:Outdoors]]\n[[Category:Sports]]\n[[Category:OSAT 3D-Printable Designs]]\n[[Category:3D printing]]\n[[Category:Plastic]]"}