E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 23/02 (2006.01)
Patent
CA 2389618
A lock assembly (1) for locking an outer tubular element to an inner tubular element extending through the outer tubular element, the assembly comprising a lock mandrel (5) connected to one of said tubular elements and being provided with a recess facing the other one of said tubular elements, the recess (10) having at least one inwardly diverging side surface (12, 14), a lock member (34) arranged between the first and second tubular elements in a locking relationship with the other one of the tubular elements, the lock member extending into said recess and being operable between a retracted mode in which the lock member is movable relative to the recess and an expanded mode in which the lock member is expanded against the inwardly diverging side surface, the assembly further comprising an actuator means for expanding the lock member in said recess against said diverging side surface.
L'invention concerne un dispositif de verrouillage (1) destiné à verrouiller un élément tubulaire externe sur un élément tubulaire interne traversant longitudinalement cet élément tubulaire externe. Ce dispositif comprend un mandrin de verrouillage (5) relié à l'un desdits éléments tubulaires ainsi qu'un évidement faisant face à l'autre élément tubulaire, ledit évidement (10) comportant au moins une surface latérale courbée vers l'intérieur (12, 14). Il comporte en outre un élément de verrouillage (34) disposé entre le premier et le second élément tubulaire en relation de verrouillage avec l'un des éléments tubulaires, cet élément de verrouillage occupant l'évidement et fonctionnant entre un mode rétracté, dans lequel l'élément de verrouillage est mobile par rapport à l'évidement, et un mode déployé, dans lequel l'élément de verrouillage fait saillie contre la surface latérale courbée vers l'intérieur. Ce dispositif comprend également un organe d'actionnement destiné au logement de l'élément de verrouillage dans ledit évidement contre ladite surface latérale courbée vers l'intérieur.
Shell Canada Limited
Smart & Biggar
LandOfFree
Lock assembly does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Lock assembly, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Lock assembly will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1819555