| 摘要 |
<p>The invention relates to an automated device for sealing or closing by surface covering, which can be defined by a recess or opening typically used for closing refrigerated display cabinets including a sealing means (6), an automatism (3), (4), (5) actuating the curtain, controlled by a detection system (1) and a management device (2) enabling the opening or closing of the curtain in order to cover or close said surface, characterised in that the device has a so-called inoperative property which grants same, in the absence of energy, a normally open or closed position, also characterised by the mode in which the curtain is deployed, obtained by moving and unwinding the shaft carrying the curtain over the surface to be sealed or closed.</p> |
