A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
ANTI-THEFT STRUCTURE OF DUAL-LOCKING LOCK
An anti-theft structure of a dual-locking lock includes a lock body, an electronic lock, a key lock and a key. The electronic lock is disposed on the lock body. The key lock includes a lock head and a plug cap. The lock head is combined with the lock body and has a front side surface with a key hole. The plug cap covers over the front side surface of the lock head, and has an inner portion with a chamber, and a circumferential surface provided with a window communicating with the chamber. The key includes a head and an extension arm perpendicularly extending from one side of the head. The head can be put into the chamber from the window and then inserted into the key hole and then rotated by an angle to perform unlocking or locking. With the above-mentioned structure, the good anti-theft effect is obtained.
ANTI-THEFT STRUCTURE OF DUAL-LOCKING LOCK
An anti-theft structure of a dual-locking lock includes a lock body, an electronic lock, a key lock and a key. The electronic lock is disposed on the lock body. The key lock includes a lock head and a plug cap. The lock head is combined with the lock body and has a front side surface with a key hole. The plug cap covers over the front side surface of the lock head, and has an inner portion with a chamber, and a circumferential surface provided with a window communicating with the chamber. The key includes a head and an extension arm perpendicularly extending from one side of the head. The head can be put into the chamber from the window and then inserted into the key hole and then rotated by an angle to perform unlocking or locking. With the above-mentioned structure, the good anti-theft effect is obtained.
ANTI-THEFT STRUCTURE OF DUAL-LOCKING LOCK
LIU WEN-KUEI (author) / LIU CHAO-HSUAN (author) / LIU YU-CHUN (author) / LIU YI-SHAN (author)
2019-11-28
Patent
Electronic Resource
English
Anti-theft lock locking head with secondary locking structure
| European Patent Office | 2020