ELECTRONIC DOOR SWITCH HAVING RELEASING FUNCTION OF LOCKING STATE IN EMERGENCY AND METHOD FOR RELEASING LOCKING STATE OF THE SAME

• Main Author: CHOI, BYEONG SU
• Format: Patent
• Language: English; Korean
• Published: 16.11.2002
• Edition: 7
• Subjects: ACCESSORIES THEREFOR; FIXED CONSTRUCTIONS; HANDCUFFS; KEYS; LOCKS; SAFES; WINDOW OR DOOR FITTINGS

PURPOSE: An electronic door switch having a releasing function of a locking state in emergency and a method for releasing a locking state of the same are provided to open a door according to user information such as a secret number, a fingerprint, and an iris by using a portable locking state releas...