age ~67
from Bucyrus, OH
Pinion gearbox & Gates belt. After owning several Pinion bikes both C....
We are a team of engineers, technicians, thinkers and doers. With know...
Operating wood gear model of a reciprocating rack & pinion mechanism. ...
Demonstration of my first pin gear ring gear using Matthias Wandel's G...
17 + 3 = 20 if my math checks out. Instagram: ... Patreon:...
Prototype mechanism with a ratchet built in the center of a large wood...