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US 2015/0101843 A1Published application
Water barrier for submarine power cable
AssigneeNexans
InventorEspen Olsen
Life of this patent
Estimating the term…
Abstract
An cable that is flexible and watertight by means of a metallic water resistant barrier has at least two protective layers 20, 30 of metal tape wound to a cable core 10 with small gaps 50 between each turn of the tape, and where each layer is displaced 50% relative to each other thus covering the gaps in the layers 20, 30, and where the gaps 50 are filled with a water resistant material.
Claims8
A cable comprising:
- a cable core enclosed by protective water barriers layers and outer sheath wherein the protective water barriers layers having:
- a first protective layer having a metal tape helically wound to the cable core with small gaps between each turn;
- a second protective layer having metal tape helically wound to said first protective layer and displaced 50% relative to said first protective layer thus covering said gaps in the first protective layer, and
- a water resistant material filled in said gaps in the protective layers.
1 more element
Dependencies are inferred from the claim text.