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:
Feb. 22, 1994

Filed:

Aug. 07, 1992
Applicant:
Inventors:

Karl A Urdshals, Singapore, SG;

Hans J Hvide, Singapore, SG;

Alan G Hooper, Singapore, SG;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B63B / ;
U.S. Cl.
CPC ...
441-5 ; 441-4 ; 114230 ; 166350 ; 166355 ;
Abstract

A mooring system for a seagoing vessel, such as an oil tanker, employs a submerged buoy and a fluid swivel joint mounted in the vessel. The buoy is submerged to a depth sufficient enough to allow the moored vessel to drift over the buoy and other mooring elements without colliding with the same. A motor drive assembly is provided for a rotating shaft in the fluid swivel joint which maintains the shaft in the same position relative to the buoy, regardless of environmental induced changes in the heading of the moored vessel. This insures that one or more flexible hoses connected between the shaft and the mooring will not be twisted if the vessel begins to rotate about the vertical axis of the mooring. Positioning the fluid swivel joint within the vessel provides easy access to the joint for maintenance or repair and shields the joint from the seawater's detrimental effects.


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