Advantages of single point door locks in patch fittings for swing door
Different types of patch fittings are used for doors with different opening and closing methods. Commonly there are patch fittings, patch fittings, and patch fittings. Swing door is the most commonly used form of opening and closing, widely used in various places. Because of the similarities in the form of the hinge fittings on the side of the hinge, the key to the use of patch fittings for the hinged door was discussed in terms of the locking of the door.
Common Ting locks are single-point door locks, multiple-spot door locks, and so on. Let's introduce single-point door locks.
The characteristics of single-point door locks are as follows: the levers drive the latches, and the keys drive the tongues; in the normal state, only the latching tongues play the locking action. Rotate the key to extend the square tongue for safe security. The advantage of a single point door lock is that it has a simple structure and is easy to use.