US 11,686,123 B2
Door lock with display unit
Jordi Escofet Via, Barcelona (ES)
Assigned to CARRIER CORPORATION, Palm Beach Gardens, FL (US)
Appl. No. 16/636,854
Filed by Carrier Corporation, Palm Beach Gardens, FL (US)
PCT Filed Aug. 8, 2018, PCT No. PCT/US2018/045717
§ 371(c)(1), (2) Date Feb. 5, 2020,
PCT Pub. No. WO2019/032647, PCT Pub. Date Feb. 14, 2019.
Claims priority of application No. 17382561 (EP), filed on Aug. 8, 2017.
Prior Publication US 2020/0173194 A1, Jun. 4, 2020
Int. Cl. E05B 41/00 (2006.01); E05B 17/10 (2006.01); E05B 17/22 (2006.01); E05B 45/06 (2006.01); G08B 13/08 (2006.01); E05B 47/00 (2006.01)
CPC E05B 41/00 (2013.01) [E05B 17/10 (2013.01); E05B 17/226 (2013.01); E05B 45/06 (2013.01); G08B 13/08 (2013.01); E05B 2047/0071 (2013.01)] 12 Claims
OG exemplary drawing
 
1. An electronic door lock controller operable to perform door lock control operations comprising:
receiving an emergency-state signal from one or more emergency-state sensors that have detected an emergency-state within an area that can be entered through a door;
responsive to the emergency-state signal:
generating an occupancy alert that indicates that the area is occupied;
generating an emergency-state alert that indicates that an emergency has occurred within the area; and
controlling a locking mechanism to change a state of the door between a locked state and an unlocked state; and
controlling a display unit to display the emergency-state alert and the occupancy alert to a person who is outside the area when the door is closed.