The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 04, 2021

Filed:

May. 02, 2017
Applicant:

Fmc Kongsberg Subsea As, Kongsberg, NO;

Inventor:

Bjørn Martin Horgen, Hokksund, NO;

Assignee:

FMC Kongsberg Subsea AS, Kongsberg, NO;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 41/08 (2006.01); E21B 33/037 (2006.01); E05D 1/02 (2006.01); E04C 2/42 (2006.01); E04F 19/10 (2006.01); E05D 7/12 (2006.01); F16S 3/08 (2006.01);
U.S. Cl.
CPC ...
E21B 41/08 (2013.01); E04C 2/42 (2013.01); E04F 19/10 (2013.01); E05D 1/02 (2013.01); E21B 33/037 (2013.01); E05D 7/12 (2013.01); F16S 3/08 (2013.01);
Abstract

The invention concerns a method for installing a hatch () to a subsea structure () by connecting the hatch to the subsea structure by at least one hinge () having a first mounting portion (), a second mounting portion (), a flexible portion () interconnecting the first and second mounting portion allowing a pivot connection between the first and second mounting portion. The installation steps comprise •—inserting a protrusion () of the first mounting portion () into an installation hole arranged in the subsea structure (), •—inserting a protrusion () of the second mounting portion () into an installation hole arranged in the hatch (), thereby •—engaging the first mounting portion () of the hinge () for anchorage with the subsea structure () and engaging the second mounting portion () for anchorage with the hatch () thereby arranging for the hatch to pivot between a closed and an open position about a pivot axis provided by the flexible portion of the hinge. The invention also concerns a hinge and an assembly for subsea use.


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