Sealing device and method for sealing a casing

Details Sealing device and method for sealing a casing Sealing device and method for sealing a casing

E - Fixed Constructions

21

B

E21B 21/10 (2006.01)

Patent

CA 2684855

The present invention provides a sealing device for sealing a casing (14) comprising: - a housing (4) with an outside diameter,- - a core (38) inside the housing; - at least two sealing segments (42) in slidable engagement with the core to change the outside diameter of the sealing device on at least one position of the sealing device; and - at least two wedges (44) in slidable engagement with the core and the sealing segments to seal the sealing device against the casing.

La présente invention propose un dispositif d'étanchéité pour étanchéifier une enveloppe (14), le dispositif d'étanchéité comprenant : - un boîtier (4) avec un diamètre externe; - une partie centrale (38) à l'intérieur du boîtier; - au moins deux segments d'étanchéité (42) en contact coulissant avec la partie centrale de façon à modifier le diamètre externe du dispositif d'étanchéité sur au moins une position du dispositif d'étanchéité; et - au moins deux coins (44) en contact coulissant avec la partie centrale et les segments d'étanchéité pour garantir l'étanchéité du dispositif d'étanchéité contre l'enveloppe.

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