Numlock Handle makes your home a giant safe |
Regular old door locks are so last century. What we really need is something that makes entering our homes feel more like entering a vault. That’s what this design concept for a mechanical lock is all about. It could solve the whole keyless lock thing once and for all.
Numlock Handle is pretty self-explanatory from the pic. The door is unlocked when you configure its four tumblers to the correct numbers. Then when you are inside, it automatically scrambles the tumblers once again to lock the door behind you.
Keys? Who needs keys? As long as you have a good memory.
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Very clever idea, every time I go out for a run or swim carrying my keys with me is a pain. I would certainly be very hesitant to put it on a front door of a house, but it should be secure enough for an apartment door in a building where there is an additional code at the gates.
I think this would be great for office buildings or other workplaces but I don’t think it would be so practical at home.