1. Access Card Reader Unlocks the Door
Similar to the Swipe Cards that Loyola University Maryland uses.
2. User Turns the Handle and Opens the Door
3. Rotation of the Handle and Door Makes Generator Turn
The handle turning and the door swinging makes the power generator turn, thus creating required energy to lock and unlock the door.
4. Energy Stored in Capacitors
The circuit increases voltage and stores the energy in capacitors.
5. Stored Energy for Future Uses
Stored power could be used should external power become unavailable.