Transfer system between a bag and a sterile enclosure

Details Transfer system between a bag and a sterile enclosure Transfer system between a bag and a sterile enclosure

B - Operations, Transporting

65

B

B65B 55/00 (2006.01) B65D 33/36 (2006.01)

Patent

CA 2238056

The system comprises on the one hand a bag (1) presenting a mouth (120) in the form of a pocket, in which the bottom is constituted by a flexible partition ( 16) separating the interior spaces of the pocket and the bag and capable of being heat-cut, on the other hand a lock chamber installed at the entrance to the sterile enclosure (200) which includes a fixed part (2) on which the pocket can be mounted (120), this part (2) presenting a central opening receiving a mobile element (4) constituting the door of the lock chamber, the fixed (2) and mobile (4) parts each being equipped with a heatable blade (3, 5) with closed outline overlapping and joined at their apex in airtight manner when the bag is in the closed state, vacuum outlets being provided for applying the flexible partition (16) by means of suction against the heatable blades (3, 5) and effecting the cutting of it by fusion of the zones which come into contact with the blades. Possible application notably in the pharmaceutical, cosmetic industry and in the medical field.

Ce système comprend, d'une part, un sac (1) présentant une ouverture (120) sous la forme d'une poche, dont le fond est constitué par une paroi flexible (16) séparant l'espace interne de la poche et celui du sac et susceptible d'être coupée par la chaleur et, d'autre part, un sas à l'entrée de l'enceinte stérile (200) comprenant une partie fixe (2) sur laquelle peut être montée la poche (120), cette partie (2) ayant une ouverture centrale recevant un élément mobile (4) constituant la porte du sas, les parties fixe (3) et mobile (4) étant chacune pourvue d'une lame chauffable (3, 5) avec un profil fermé, ces lames se superposant et venant en contact étanche à leur sommet quand le sac est fermé. Des sorties à vide permettent d'appliquer la paroi flexible (16) contre les lames chauffables (3, 5) par un effet d'aspiration, pour couper cette paroi par fusion des zones avec lesquelles les lames viennent en contact. Ce système peut s'utiliser dans le domaine pharmaceutique, médical et cosmétique.

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