Dictionary Building lift - is a transport vehicle of interruptive action, which is set on an hour of buildings works, is intended for raising and chuting of build materials (freight lift) or build materials and people in a booth which moves on the vertical sending, from one level on other. Catching - is a device for braking, stop and maintenance of booth (counterbalances), on sending.
Control system - is an aggregate of control units which provides work of elevator.
Doors' drive of an elevator - is a device for opening and pushing a door of elevator.
Doors of the central opening - are extensible doors of booth (mines), the leaves of which move inidentical planes in different sides.
Doors of the telescopic opening - are extensible doors of booth (mines), the leaves of which move in rivnobizhnikh planes in one side, calling one for other.
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Technical maintenance 
