jiface
jiface
jiface

What an absolute waste of everyones time

This is simple, the metal circle under the coins is a retracting spindle mechanism, when a disk is inserted this moves down to engage and spin up the drive. If a coin had fallen into the drive it could easily sit on top of the spindle mechanism, then when the spindle is disengaged it retracts and traps the coins as

It’s pretty simple really, the circular disk you see in the centre moves up and down to engage/disengage the spindle that holds and spins the disk. When the drive is engaged the disk moves down to grab the disk. So this would allow the coin to lodge on top of the spindle and when the drive is disengaged is goes back