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Device and process for unrolling flexible tubular conduits essentially vertically

DC
  • US 5,348,423 A
  • Filed: 01/29/1992
  • Issued: 09/20/1994
  • Est. Priority Date: 03/30/1990
  • Status: Expired due to Term
First Claim
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1. Device for laying, from a floating support, flexible conduits comprising rigid accessories, whose outer dimension is greater than the outer diameter of the conduit, comprising:

  • first linear winch-type tensioning means (6) for lowering said flexible conduit (3) and supporting the weight of said flexible conduit, said first linear winch-type tensioning means having an approximately vertical axis and comprising guiding means for guiding said flexible conduit at a substantially vertical position at a of said floating support (1),auxiliary holding means (19) for holding said flexible conduit to lower said flexible conduit and support the weight of said flexible conduit during passage of an accessory (21) mounted on said flexible conduit within the first tensioning means, said [auxiliary holding]first tensioning means being in an open position during passage of said accessory mounted on said flexible conduit within the first tensioning means.

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