Safety device for automatic doors, has elastic linking unit provided with rope that is connected to traction unit, where elastic linking unit links drive handle with coupling and decoupling mechanism

摘要

The device has a panel provided with a folding type rolling shutter. A lifting and lowering unit is connected to the shutter in an axis. An electric motor is coupled to an electric shaft through a coupling and decoupling mechanism. An elastic linking unit links a drive handle with the decoupling mechanism. The linking unit is provided with a rope that is connected to a traction unit.