Step 4: Transmission - Step 4 - Assembly
Double nuts were used on the threaded rod to keep it all together.
The 40T gear was attached to the motor, the 50T gear meshes with that on the smaller 4mm rod. On the same rod is a 10T gear that meshes with the 60T gear on the longer rod, to which the blades will be attached to.
Note: Washers were used to stabilise gears after testing.