Such systems are classified as follows:
Parallel-sliding. In fact, such mechanisms allow you to make a compartment from simple doors, they are used both in cabinets and in other types of furniture. What are the advantages of such mechanisms? The main of them is a significant saving of space. The doors do not open «from themselves» or «on themselves», but only to the right and left. It turns out that the space around them remains completely free and it can be used by the owner of the apartment at his personal discretion. True, there is one nuance: if the passage into the room is very small, then installing such systems is quite problematic (for example, if we are talking about the kitchen, toilet or bathroom);