| 摘要 |
A device for retrieving a subsea tubular comprises a housing. In addition, the device comprises a receiving body slidingly disposed within the housing. The body has a central axis, a lower end, and a receptacle extending from the lower end. Further, the device comprises an actuation member configured to move the housing axially relative to the body. Still further, the device comprises a plurality of cam members. Each cam member is rotatably coupled to the lower end of the body and has a cam head extending radially into the receptacle and a lever arm extending from the cam head. Each cam member is configured to rotate in a first direction to move the cam head radially inward and rotate in a second direction to move the cam head radially outward. Moreover, the device comprises a plurality of biasing members configured to bias the cam members in the first direction.
|
