E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 34/06 (2006.01) E21B 34/12 (2006.01) E21B 34/14 (2006.01) E21B 33/13 (2006.01)
Patent
CA 2656827
The present invention relates to a sealing device comprising a sealing (1) which is threaded onto a sleeve (7), where the sleeve (7) is located in a base tube (11) comprising valve ports (12), and where the sealing device shall seal between the sleeve (7) and the base tube (11). The invention is characterized in that the sealing (1) is held in place by support rings (2), where the support rings is held in place by locking rings (3), where the lockings rings (3) fit into an inner suitable locking groove (6) in the sleeve (7), where the sleeve (7) comprises a threaded portion (8), where a locking nut (5) comprising an outer suitable locking groove (6) is arranged to be screwed over the sleeves (7) threaded portion (8) and to be tightened sufficiently to hold the locking rings (3), support rings (2) and sealing (1) in place outside the sleeve (7).
Dispositif de fermeture étanche comprenant un système d'étanchéité (1) fileté sur un manchon (7), lequel se trouve dans un tube de base (11) comprenant des accès de valve (12), et le dispositif assure l'étanchéité entre le manchon (7) et ce tube (11). Le système d'étanchéité (1) est maintenu en place par des anneaux de soutien (2), eux-mêmes maintenus par des anneaux de verrouillage (3), lesquels s'adaptent dans un rainure de verrouillage interne appropriée (6) à l'intérieur du manchon (7), lequel comprend une partie filetée (8), et un écrou de verrouillage (5) qui comprend une rainure de verrouillage externe appropriée(6) est destiné à être vissé sur la partie filetée (8) du manchon (7) et à être serrée suffisamment pour tenir en place les anneaux de verrouillage (3), les anneaux de soutien (2) et le système d'étanchéité (1)à l'extérieur du manchon (7).
Peak Well Solutions As
Smart & Biggar
LandOfFree
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