E - Fixed Constructions – 02 – B
Patent
E - Fixed Constructions
02
B
E02B 17/06 (2006.01) E02B 17/08 (2006.01)
Patent
CA 2596676
The invention relates to a complementary locking system for locking legs to the deck of a jack-up offshore drilling platform. The inventive system comprises the following elements at each leg, namely: at least one assembly (30) comprising plates (32) forming two counter-racks (31) which are intended to be engaged with a leg rack and, on one side of the plates (32), at least one internal element (40) for connecting the internal edges (32a) of the plates (32), at least one external element (45) for connecting the external edges (32b) of the plates (32) and at least one intermediate member (50) for connecting said at least one internal element (40) to said at least one external element (45). The invention also relates to methods of installing said complementary locking system on the legs of a jack-up offshore drilling platform.
L'invention concerne un système de verrouillage complémentaire des jambes sur un pont d'une plate-forme d'exploitation en mer auto-élévatrice. Le système comprend, au niveau de chaque jambe, au moins un ensemble (30) comportant des plaques (32) formant deux contre-crémaillères (31) destinées ô venir en prise avec une crémaillère des jambes et, d'un même côté des plaques (32), au moins un élément interne (40) de liaison des bords internes (32a) des plaques (32), au moins un élément externe (45) de liaison des bords externes (32b) de ces plaques (32) et au moins un organe intermédiaire (50) de liaison dudit au moins élément interne (40) avec ledit au moins élément externe (45). L'invention a également pour objet des procédés de pose de ce système de verrouillage complémentaire sur les jambes d'une plate-forme d'exploitation en mer auto-élévatrice.
Cahay Marc
Perol Christian
Thomas Pierre-Armand
Ridout & Maybee Llp
Technip France
LandOfFree
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