What is the three-point lock
The three-point locking door lock is characterized by having a right angle stopper, a gear, a two-tooth guide bar, a two-wheel roller and a locking frame, the gear being fixed to the lock housing, the center of which is a square hole, Is a block, the top of the installation of a small roller, the lower end of the rack, parallel to the gear teeth and gear meshing, with the gear rotation in the upper and lower two directions, the front end of the cylinder, square and the center of the gear The right end of the right angle stopper is fastened to the end of the door or door frame, and the fastener is fixed to the door frame or door, Small roller and straight stop position.
Three-point locking door lock, including fasteners, lock cylinder, lock shell and fasteners
Three-point lock-in door locks that change the usual single-point lock or two-point lockout. It is the gear, the guide bar and the right angle block structure into the lock, the use of the rack guide rod and the meshing relationship between the meshing, and the lock cylinder and gear, right angle block and rack guide structure, The door locks form the upper, middle and lower three locking structures. The lock on the larger area of the cabinet, locking effect is safe and reliable.
