BoltMagnet doorlock

thingiverse

This object is used in a geocache to provide a lock to a door which can be unlocked using magnets placed on the magnetsign on top of the lock. Instructions Designed with TinkerCad to be printed with a 3d printer. To complete this thing, you need: 1x magnet 12mm outer diameter and 6mm inner diameter 1x bolt M6x25mm. Construction: Put the magnet around the bolt Put the bolt (head up) in the cylinder Put the closing cap at the bottom Screw the combination to some wood where a hole is drilled to fit in the cylinder. How it works: When one hold another magnet on the magnet sign, it will attract the bolt with the magnet arround is and thus lifting it which unlocks the door.