Patent ID: 6260624
Filing Date: 2001-07-17
Classification: E21B

Abstract:
A connector for tying back a riser from a platform to a subsea wellhead housing, said wellhead housing having a bore with an internal groove thereon, said connector comprising:an inner body adapted to be secured to said riser, said inner body having an external profile and a load shoulder spaced below;a housing moveably carried on said inner body, for landing on said wellhead;an upper lock member carried by said housing, said upper lock member being inwardly radially moveable to engage said profile, said profile being configured to move said inner body upward relative to said housing when engaged by said upper lock member;a cam sleeve carried on said inner body for axial movement relative to said inner body forcing said upper lock member inward into engagement with said profile on said inner body; anda latch member with a load transferring portion carried on said inner body in sliding engagement with said load shoulder, said load transfer portion adapted to move radially outward and engage said internal groove when said inner body and said load shoulder are moved upward relative to said housing.