Engine KeyRing V2.0
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Engine KeyRing with moving parts.
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Updated at source:
Model information
- Source
- Printables
- Category
- Engineering
- License
- Creative Commons — Attribution — Noncommercial — NoDerivatives
KeyRing of a combustion engine with turning crankshaft and moving piston.
Release 2.0 d.d. 28-8-2025: improved clicking of crank cheek/crank case and piston pin/crank cheek.
Printing
No supports.
I printed with PLA+, layer height 0.15 mm.
Assembly
Use some grease or oil on the moving parts for a smooth operation.
No glue.
Click the piston in the cylinder, and the crankshaft in the crankcase.
Operation
Put your finger on the round button and turn the crankshaft.
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