ELECTROMAGNETIC LOCK Russian patent published in 2021 - IPC E05B47/02 

FIELD: security technology.

SUBSTANCE: electromagnetic lock refers to the field of security technology, in particular to locking devices, locks operating using electromagnetic means, and can be used for remote locking/opening of doors for various purposes, including refrigerator doors and safes. The lock contains a lock body (15), a movable bolt (20) interacting with a ball locking mechanism, including a safety catch and a retainer made with the possibility of sliding in the lock body (15), an electromagnet with a winding (14) and a core (11). In the retainer on the side facing the electromagnet, a shunt (16) made of magnetic material, a permanent magnet (22) and a disc made of non-magnetic material (23) are installed in series in order from the electromagnet to the crossbar (20).

EFFECT: reduced energy consumption is provided to ensure the possibility of using low-power sources of autonomous power supply, increasing the reliability and reliability of the lock while reducing the size of the product.

6 cl, 3 dwg