An improved shear electromagnetic lock was patented on may 2 1989 by arthur richard and david geringer of security door controls an access control hardware.
Security door magnetic lock.
Kkmoon electric magnetic lock 60kg 132lb fail secure nc 12v for door entry access control system electric lock door control system.
The pivoting ball joint assures full contact with floor and padded foot provides sure grip without scratching.
They re commonly used in controlled areas such as hospital laboratories or secure areas in airports.
Electromagnetic locking systems consist of a frame mounted magnet and a door mounted armature that create a powerful magnetic bond to secure doors.
Sdc security door controls is a mfr of digital card access control systems electronic lock electromagnetic lock magnetic lock electric strike electric locks delayed egress locks electrified mortise locks security access control.
The bar adjusts from 27 1 2in 70cm 42in 1 1m for application flexibility.
They ll use some form of identification to alert the access door entry system so it will send the signal to unlock the door.
The master lock 265d security door bar is the master lock 265d security door bar is made of rugged 20 gauge steel construction to resists forced entry through doors and sliding patio doors.
With no moving parts to bind or wear out the security.
Also known as mag locks these locking systems have no moving parts to wear out.
Rfid door access control system kit agptek home security system with 280kg 620lb electric magnetic lock 110 240v ac to 12v dc 3a 36w power supply proximity door entry keypad 10 key fobs exit button 4 2 out of 5 stars 146.
Sdc security door controls is a manufacturer of digital card access control systems electronic lock electromagnetic lock magnetic lock electric strike electric locks delayed egress locks electrified mortise locks security access control.
In order to provide the shear magnetic lock with the appropriate holding force then two pins lock the armature onto the magnet itself and ensure that the magnet locks into place.