Patent ID: 6171027
Filing Date: 2001-01-09
Classification: E02B

Abstract:
A drilling rig capable of being used offshore, comprising a jack-up platform which a cantilever is mounted so as to be movable at least substantially horizontally in a longitudinal direction of the cantilever, with the cantilever in a drilling position projecting outside the jack-up platform, while a drilling platform is mounted on the cantilever, said drilling platform being movable relative to the jack-up platform in a direction transverse thereto, wherein the drilling platform is fixedly mounted on a distal end of the cantilever and said cantilever is movable relative to the jack-up platform in both of the above said directions, wherein supporting members for the cantilever are present, said supporting members are movable with the cantilever in the transverse direction over rails secured on the jack-up platform, while the cantilever is supported by the supporting members for movement in the longitudinal direction.