Patent ID: 6561799
Filing Date: 2003-05-13
Classification: D01F,D06B,D06C,F16J,F27B,F27D

Abstract:
A sealing box for an enclosure in an installation for continuously treating a strip product, the box comprising:a longitudinal passage opening out from the box via a first end for connection to an inlet or an outlet of the enclosure, and via a second end, opposite from the first; a support surface inside the passage, on which a strip product (T) can travel between the ends of the box; and static sealing means acting by coming into contact with the strip product traveling along the passage on the support surface; the box being characterized in that: the static sealing means comprise at least one inflatable gasket placed across the passage, above the support surface; and dynamic sealing means are also provided in the passage between one of the first and second ends of the box and the static sealing means, the dynamic sealing means comprising means for injecting gas into at least one chamber formed in the passage.