Patents Assigned to Single Buoy Moorings, Inc.
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Patent number: 4917038Abstract: Mooring system, comprising a mooring tower (3, 13, 22, 27), a ship (1) and a rigid arm (7, 15, 24, 31) between a horizontal pivot at the ship or the tower and a weight loaded tensionable connecting element (9, 29) suspended from the tower or the ship respectively, the system comprising a quick action coupling between the tower and the ship, as well as structure (12, 19, 20, 21, 26, 34) to control the behaviour of the disconnected arm.Type: GrantFiled: March 6, 1989Date of Patent: April 17, 1990Assignee: Single Buoy Moorings Inc.Inventors: Leendert Poldervaart, Michael Stambouzos
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Patent number: 4907995Abstract: Mooring device comprising a tower fixed to the water bottom, a ship and two rigid connecting arms, which are pivotably connected about horizontal axes to a turntable on the tower and which each are connected at or adjacent their ends by weight loaded connecting elements to the ship. These arms extend in opposite directions so that the two springs, each comprising an arm, a weight and a connecting element counteract each other to obtain a desired force/travel curve, allowing a larger shift of the ship.Type: GrantFiled: March 2, 1989Date of Patent: March 13, 1990Assignee: Single Buoy Moorings Inc.Inventors: Leendert Poldervaart, Patrick Ducousso
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Patent number: 4907996Abstract: Mooring system, comprising a ship, a mooring device, a rigid arm between ship and mooring device, which arm at one end is connected to the ship or mooring device through the intermediance of a first weight loaded connecting element, which is swingably suspended, whereas according to the invention the other end is coupled to a second weight loaded connecting element, which by its weight is held in a predensioned state aginst an abutment, such that only after a certain shift of the ship the second weight starts to function. The points of attachment of the ends of the rigid arm with the weight loaded connecting elements can be past the respective centres of gravity of the weights.Type: GrantFiled: March 2, 1989Date of Patent: March 13, 1990Assignee: Single Buoy Moorings Inc.Inventor: Leendert Poldervaart
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Patent number: 4876978Abstract: Coupling between a vessel (1) and a mooring device (12) comprising a pin and a receiving sleeve (14) into which the pin (9) may slide axially, the sleeve (14) being swingably suspended and connected with hydraulic struts (18) in a circuit with valves (28,29) which can block the movability of the struts (18).Type: GrantFiled: July 11, 1988Date of Patent: October 31, 1989Assignee: Single Buoy Moorings Inc.Inventors: Geoffery O'Nion, Jean C. Gramet
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Patent number: 4836813Abstract: Mooring system comprising a vessel, a chain anchored buoy and a rigid arm between buoy and vessel, which arm is pivotable about a horizontal axis at the vessel and has a weight loaded extension which hold the arm against a stop but allows rotation of the arm if a certain value of the forces on the anchor chains is reached.Type: GrantFiled: June 14, 1988Date of Patent: June 6, 1989Assignee: Single Buoy Moorings Inc.Inventor: Leendert Poldervaart
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Patent number: 4825797Abstract: Mooring device comprising a ship (9), an anchor (2), an arm (5,19) connected pivotably, directly or indirectly at one end with the anchor and at the other end with a weight swivellably suspended from the ship, said arm having a triangular shape or A-shape, with its base at the bow of the ship, engaging the weight (10,23) from a point past the weight and with the centre of gravity in the central plane of the arm.Type: GrantFiled: April 14, 1988Date of Patent: May 2, 1989Assignee: Single Buoy Moorings Inc.Inventors: Leendert Poldervaart, Willem C. De Boom
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Patent number: 4817552Abstract: Mooring device consisting of a fixedly erected or floating installation, such as a quay, pier or ship. At least one position or side thereof is provided with structure for mooring a ship thereto and with one or more fenders for resiliently absorbing shocks between the quay and the ship to be moored. Each fender is guided on cables or rods which hang vertically downwards and which are suspended on the outer ends of arms which stand on the installation, such as the quay, and project above water, these cables or rods being loaded by a weight.Type: GrantFiled: June 7, 1984Date of Patent: April 4, 1989Assignee: Single Buoy Moorings, Inc.Inventor: Leendert Poldervaart
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Patent number: 4802432Abstract: Mooring device comprising an element anchored to the bottom. This element, such as a column or buoy, carries a weighted structure suspended from the element with its center of gravity below the point of suspension such that it can swing about a horizontal pin and rotate about a vertical axis. The weighted structure has a rigid arm which faces away from the structure, the free end of which can be coupled with or without pretension with a ship.Type: GrantFiled: June 18, 1987Date of Patent: February 7, 1989Assignee: Single Buoy Moorings Inc.Inventors: Leendert Poldervaart, Raymond Hervouet
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Patent number: 4798155Abstract: The present invention relates to a mooring system comprising a floating device with or without storage capacity and to which another ship can be moored which floating device has been connected with an anchor or the like in a manner such that in case of displacements of the floating device a return force is generated from structure which is under vertical tension, the improvement being that the structure which generates the return force is placed inside a space within the hull of the floating device and which is protected with respect to the surroundings.Type: GrantFiled: May 3, 1984Date of Patent: January 17, 1989Assignee: Single Buoy Moorings, Inc.Inventor: Leendert Poldervaart
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Patent number: 4784079Abstract: Tension leg platform with vessel moored to the platform by a soft yoke mooring system connected to a turntable which is rotatable about a central column of the platform, the platform being free from obstacles between the working area and the body with buoyancy to enable the moored vessel to swing around the artificial island.Type: GrantFiled: October 5, 1987Date of Patent: November 15, 1988Assignee: Single Buoy Moorings Inc.Inventor: Leendert Poldervaart
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Patent number: 4782781Abstract: Quick-action coupling between a ship (1) and a mooring system (2), the coupling comprising a sleeve (6) and a core (9) fitting therein the clamping of the core (9) inside the sleeve (6) being obtained by friction generated by radial expansion of inflatable pressure pads (12). For improving uncoupling two pads (19, 20) of different diameter can be used with inbetween a space (21) into which pressure medium can be fed.Type: GrantFiled: September 18, 1986Date of Patent: November 8, 1988Assignee: Single Buoy Moorings Inc.Inventor: Leendert Poldervaart
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Patent number: 4741541Abstract: Seal for a rotatable pipe coupling of large dimensions such as the swivel of a mooring device, comprising a sealing ring (30) of substantially rectangular cross-section (31) place in a rectangular groove (29) which bridges the gap (27) to be sealed, the sealing ring (30) being placed in the groove (29) in a manner such that it can expand or contract by temperature variations inside the groove (29). This can be achieved by providing radial clearance (34) between the inner face of the ring (30) and the opposite wall (28) of the (29) and/or clearance (35) between the ring (30) and the outer wall of the groove.Type: GrantFiled: September 14, 1987Date of Patent: May 3, 1988Assignee: Single Buoy Moorings Inc.Inventor: Wouter A. G. Franken
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Patent number: 4738213Abstract: An elongated floating device connected via flexible means to the bottom of the water in such a manner that the floating device can undergo displacements through the action of wave forces while a structure is provided for redressing such displacements. At least one heavy plate extends in a vertical plane transversely to the length of the floating device, and is situated at a level below water level at least as low as the bottom of the floating device, and is suspended from the floating device so as to be freely pivotable about a horizontal axis which extends transversely to the length of the floating device. The plate has flat vertical opposite surfaces that are unconfined and are freely exposed in all horizontal directions to the ambient water.Type: GrantFiled: August 25, 1986Date of Patent: April 19, 1988Assignee: Single Buoy Moorings, Inc.Inventors: Leendert Poldervaart, Willem C. De Boom
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Patent number: 4735472Abstract: Mooring system comprising a column (2) tensioned between a sea bottom anchor (3) and a buoyant body (5-8) said column having (an) additional mass(es) (11,12,13,14,27) at the vibration node or nodes of the second or (N+1).sup.th bending vibration node(s) above the wave period while keeping the periods of the higher modes of bending vibration below or in the area of the smaller waves.Type: GrantFiled: July 15, 1986Date of Patent: April 5, 1988Assignee: Single Buoy Moorings Inc.Inventor: Pierre Balleraud
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Patent number: 4694771Abstract: Mooring device comprising a body at a distance above the bottom of a body of water such as a tower positioned upon the bottom of the water. The tower carries a downwardly extending construction loaded by a weight which construction can pivot about a vertical axis at the top of the tower and about a horizontal axis and at its lower end has been connected with a floating device such as a vessel by one or more rigid arms. The point of connection of the rigid arms with the weight loaded construction is located beyond the vertical axis of the tower seen in a direction away from the floating device.Type: GrantFiled: December 20, 1985Date of Patent: September 22, 1987Assignee: Single Buoy Moorings Inc.Inventors: Leendert Poldervaart, Jean C. M. Personnat
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Patent number: 4686924Abstract: A fender surrounding a mooring body and comprising a weight-loaded structure suspended by flexible connecting members from a higher location of the mooring body, which connecting members according to the invention extend upwardly and towards each other towards a point at or adjacent to the vertical axis of the mooring body, such that upon impact by a vessel the fender is tilted and quickly generates a return force.Type: GrantFiled: November 5, 1985Date of Patent: August 18, 1987Assignee: Single Buoy Moorings Inc.Inventors: Leendert Poldervaart, Jean C. M. Personnat, Roland P. O. Quinti
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Patent number: 4660494Abstract: The invention is a mooring device comprising a ship with outwardly extending arms one above the other which arms carry a vertical casing which is rotatable about a vertical axis and below the lower arm has structure for fastening anchor lines, the casing being supported in the upper arm (4) by an axial radial bearing (11,12) above the water level and in the lower arm (3) by a radial bearing (10).Type: GrantFiled: March 19, 1986Date of Patent: April 28, 1987Assignee: Single Buoy Moorings Inc.Inventors: Bernard-Frederic Dore, Daniel J. Gastowt
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Patent number: 4635971Abstract: The invention relates to a rotatable pipe coupling for a plurality of pipes comprising a plurality of annular bodies (1,2,3) which are concentric and in interfitted relation with respect to one another instead of being stacked upon each other.Type: GrantFiled: September 24, 1984Date of Patent: January 13, 1987Assignee: Single Buoy Moorings Inc.Inventors: Rene Perratone, Leendert Poldervaart
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Patent number: 4617000Abstract: The invention relates to a buoy comprising a buoyant body with anchoring chains, a turntable on said body with a mooring for a ship. According to the invention the turntable has buoyancy as well and preferably takes part in the water displacement of the buoy. The bearing between turntable and body is preferably above water level between a central sleeve of the body and the turntable, accessible from above and located in the line from mooring point on the turntable to chain stopper on the body.Type: GrantFiled: June 13, 1985Date of Patent: October 14, 1986Assignee: Single Buoy Moorings, Inc.Inventors: Michel Girardot, Leendert Poldervaart
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Patent number: RE32578Abstract: The invention relates to a mooring system, comprising a tanker (1,9,15,22,72,86,104,131) and a device (5,11,20,61,74,95,111,135) having some type of anchor (3,10,23,66,71,68,77,113,140), the tanker being rotatably connected with that device for rotation about a vertical axis (4,117). A conduit (6,24,25,45,46,122-125) extends upwardly towards that device (5,11,20,61,74,95,111,135) and towards a swivel (38,58,79,102,121) concentric with that axis (4,117) and from the swivel towards the tanker, the system having a quick connect coupling (83,84,85,91,92,97,116,117,118). The device (5, etc.) preferably has controllable buoyancy and can be of any type including a normal mooring buoy.Type: GrantFiled: May 24, 1985Date of Patent: January 12, 1988Assignee: Single Buoy Moorings Inc.Inventors: Leendert Poldervaart, Anton Coppens