Device providing fluidtight connection with improved operational safety

摘要

Assembly comprising a first enclosed volume and a device providing fluidtight connection between the first and a second enclosed volume, the enclosed volumes each comprising a flange and a first door closing off in a fluidtight manner an opening delimited by the flange, said connection device comprising: - first means (A) of securing the flanges together, - second means (B) of securing the doors together in a fluidtight manner and of disconnecting one of the doors from the flange associated therewith, - third means for releasing the other door with respect to the flange associated therewith, - fourth means (D) for opening a passage between the first and the second enclosed volume, said device also comprising locking means (118) for locking the second securing means (B) to prevent the doors from being separated as long as the connection between the two enclosed volumes is established, said locking means being activated automatically by actuation of the second securing means (B).