ABSTRACT OF THE DISCLOSUREA universal Cardan joint coupling device for pivotally connecting anoff-shore oil-field working articulated column to a base member restingor anchored on the sea bed, wherein the improvement consists in that atleast one of the pivot axes of said joint is connected to two supportsrigidly connected to said base member and provided on either side of saidjoint, by means of two lock-bolt means aligned and displaceable along saidaxis and adapted to cooperate with bolt-clasps or keepers provided in saidsupports.
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