LEGO Technic drawing machine

T1Covered by 1 source · first reported by Raspberry Pi / Arduino / Adafruit at 19 Oct, 17:50 UTC

Fun LEGO Technic build! The drawing machine creates spirograph-like designs using a single motor, a worm gear, a crank and zero code. Shared by Brick Trials on YouTube: A turntable spins the paper while a crank swings the pen arm. The two speeds are slightly out of step, so every stroke lands a few…

hardware

Sources

• T1LEGO Technic drawing machineRaspberry Pi / Arduino / Adafruit19 Oct, 17:50