Safety device for a roll-up flexible door.

摘要

Flexible door which can be rolled-up vertically, of the type comprising a flexible door curtain 1 with horizontal reinforcement bars 2 arranged at regular intervals, and a drive element comprising a winding shaft 5, characterised in that, at the bottom of the door curtain, a small supplementary panel with a flexible reinforcement bar 2A is provided in order to act as ballast or as a sensor bar.