Disappearing Doorknob by Arnaud Lapierre

Disappearing Doorknob by Arnaud Lapierre

This disappearing door knob concept is designed by Arnaud Lapierre which is said to ensure your privacy by hiding the knob when the door is locked. It works with a clever pulley system that retracts the exterior door knob when it is pulled from the inside. More pictures after the jump. Continue reading “Disappearing Doorknob by Arnaud Lapierre”