| 摘要 |
The present disclosure relates to a device for tensioning and gripping a tubular elongated element (3), designed to be placed on a bottom of an expanse of water from a surface placement installation, characterized in that it includes six tracks (11) uniformly distributed around a circumference and forming a space between them for the passage of the elongated element, each track being rotated by motor means (17, 18) integrated into said track (11) and being supported by a reinforcing chassis that can be moved between a passive retracted position of the track (11) and an active position pressing said track (11) against the elongated element.
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