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A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 8167514 | Strake system for submerged or partially submerged structures A submerged or partially submerged structure includes one or more non-cylindrical support columns interconnected at the lower ends thereof by horizontally disposed pontoons. The support columns include one or more strakes mounted thereon. The columns and strakes con... | 05/01/2012 |
| 8070390 | Method and apparatus for repairing piles A method and apparatus for the repair of damaged piles and a repaired pile assembly, are included herein, wherein the method comprises providing a pile comprising a first pile side configured to define a first channel, and a second pile side configured to define a s... | 12/06/2011 |
| 8029210 | Methods and apparatus for installation of VIV suppression during installation of marine pipeline Methods and apparatus for the installation of VIV suppression during the S-Lay installation of a subsea pipeline. A locking member will be interposed between a pipe and a fairing rotatably mounted on the pipe, sufficient to bias the fairing against rotating. Upon ma... | 10/04/2011 |
| 7934888 | Marine anti-foulant system and methods for using same Systems and methods for reducing vortex-induced vibration and drag about a marine element are provided. The system can include, but is not limited to, a shell rotatably mounted about the marine element, the shell having opposing edges defining a longitudinal gap con... | 05/03/2011 |
| 7927041 | Deep water flexible riser protection Flexible riser systems are used to transfer hydrocarbons between a sea bed installation and a vessel floating at the sea surface. The riser is provided with a protection mechanism to protect the riser from impacts. The protection mechanism covers at least the upper ... | 04/19/2011 |
| 7789588 | Subsea system provided with a controllable curvature flexible pipe A curvature limiter for a hydrocarbon transferring subsea system comprising a flexible tubular member through which an intermediate portion of the flexible hydrocarbon pipe passes. The flexible tubular member has a plurality of successive, substantially cylindrical ... | 09/07/2010 |
| 7766580 | Energy managing keel joint A keel joint protector, which, in certain aspects, includes a body made of flexible material, a central open bore through the body, and the body having a plurality of spaced-apart energy management zones therein for diffusing a force applied to a particular part of ... | 08/03/2010 |
| 7674074 | ROV friendly vortex induced vibration inhibitor and method of use The present invention discloses a vortex induced vibration inhibitor (“VIVI”) comprising a hollow cylindrical housing having an elongated opening defined by locking edges. The housing is operable between an open and a closed position. Connecting assemblies inclu... | 03/09/2010 |
| 7635238 | Device for preventing dock piling or structure piling uplift A device for preventing dock piling or structure piling uplift includes a tubular member concentrically disposed around the piling so as to form an annular space between the tubular member and the piling. A heating element is disposed within the tubular member and c... | 12/22/2009 |
| 7628569 | Covering element for protecting structures against scouring and drag force Sheath (20, 21) with specially designed artificial rugosity (18, 19), to be put on structures and objects (10) submerged in a flow (12) and leaning on a scourable bottom, such as piers and abutments of bridges, pipelines, and others. The ... | 12/08/2009 |
| 7600945 | Vacuum formed cladding A cladding section for mounting upon an elongate member and suppressing vortex induced vibration of it, the cladding section being formed of plastics sheet shaped to define two or more parallel, part tubular portions having respective vortex induced vibration suppre... | 10/13/2009 |
| 7458752 | Suppression element for vortex-induced vibrations A suppression element (1) for vortex vibrations, comprising an envelope (2) for t least partly enveloping a tubular element (100); at least one projection (3) pointing away from the envelope. The envelope is modular to form with similar s... | 12/02/2008 |
| 7421966 | Device for protecting dock anchor posts from ice damage A system for protecting a dock from ice damage. The system includes a circumferentially fluted, water-impermeable housing capable of longitudinal and radial expansion and contraction. The housing defines a cavity with upper and lower openings into the cavity through... | 09/09/2008 |
| 7393157 | Timber pile protection apparatus and method A timber pile protection apparatus includes a sleeve that has an open first end, an open second end and a peripheral wall extending between the first and second ends. The sleeve is positioned on the timber pile. The first end is positioned nearer to a bottom end tha... | 07/01/2008 |
| 7393158 | Shrink for centralizer assembly and method A centralizer system is provided for use in a marine riser system, the centralizer being preferably heat-shrink fitted to an upset portion of a keel joint, the upset portion having tapered sections on the upper and lower ends that gradually blend into the outer diam... | 07/01/2008 |
| 7357564 | Apparatus for pumping and mixing high aggregate plural components of differing viscosities An apparatus for pumping and mixing plural components of differing viscosities having at least one hopper for accepting each component, each hopper having a hopper outlet; an auger secured within each hopper, the auger being designed to wipe the inside surface of it... | 04/15/2008 |
| 7354224 | Adjustable pile splicing apparatus, system, method, and product-by-process Piles are spliced using a first splicer element comprising a first splicer face and a cross-section sized and contoured to mate with and press firmly against first faces of a pair of piles to be spliced; together with a second splicer element comprising a second spl... | 04/08/2008 |
| 7351013 | Unitary pile jacking sleeve for installing and compressively loading piling without overhead access and without disrupting a super-structure A pile jacking sleeve includes a structural sleeve having a bottom section, an intermediate section and a top section. A stationary plate partitions the bottom section from the top section. A floating plate separates the intermediate section from the top section. A ... | 04/01/2008 |
| 7334966 | Reinforcement of tubular structures A tubular structure is reinforced or reinstated by providing a reinforcing layer in its interior in spaced relation to the existing structure so that a cavity is formed. Plastics or polymer material, preferably a compact elastomer, is injected into the cavity and cu... | 02/26/2008 |
| 7322307 | Buoyant bumper system A buoyant bumper system for attachment to a docking facility and cushioning a boat. The buoyant bumper system includes an elongated travel shaft for engaging the docking facility, a travel sleeve slidably carried by the travel shaft, a system float carried by the tr... | 01/29/2008 |
| 7316525 | Vortex induced vibration optimizing system There is disclosed a system comprising a structure, a vortex induced vibration monitoring system, adapted to monitor a vortex induced vibration level of the structure, a tensioner connected to the structure, and a controller adapted to calculate a tension on the str... | 01/08/2008 |
| 7311964 | Inorganic matrix-fabric system and method A method of reinforcing a structural support, includes applying a reinforcement system comprising an AR-glass fibrous layer embedded in an inorganic matrix to the structural support. The AR-glass fibrous layer has a sizing applied thereon, and a resinous coating app... | 12/25/2007 |
| 7300228 | Method and apparatus for preventing dock or structure piling uplift A piling anti-lift system utilizes a heat trace cable secured around a piling and extending above and below the water level of the surrounding water. An annular space is formed between the piling anti-lift system. The heated piling anti-lift system prevents the wate... | 11/27/2007 |
| 7300229 | Repair jacket for pilings and method Repair jacket is adapted for repairing or reinforcing elongate structures such as pilings, especially in marine environments. Jacket includes a cylindrical body of fiber-reinforced plastic (FRP) material that is about 0.5 to 3.5 inches greater in diameter than the p... | 11/27/2007 |
| 7267510 | Foundation pile having a spiral ridge A foundation pile or pile segment is described that provides support for a structure such as a building foundation. The pile includes a generally solid body having a top end wall, a bottom end wall adapted for providing end load bearing capacity, and all around side... | 09/11/2007 |
| 7234407 | Active anti-fouling systems and processes for marine vessels Systems and processes for controlling and/or preventing fouling of marine vessel hulls and fixed structures are disclosed. The systems and processes deliver an anti-fouling composition through a dispersing means, such as dispersion tubing, to the surface of a vessel... | 06/26/2007 |
| 7230347 | Corrosion protection for wind turbine units in a marine environment A corrosion protected wind turbine unit includes a wind turbine unit support structure or foundation implanted in water and an impressed current anode electrochemically coupled to the wind turbine unit support structure or foundation through the water. Also included... | 06/12/2007 |
| 7219478 | Concrete reinforcement structure This invention relates to a reinforcement structure which is used in providing cementitious mixtures supplemental support and strength upon setting, and more particularly, to a reinforcement structure which comprises a plurality of oriented reinforcing fibrous and/o... | 05/22/2007 |
| 7214407 | Method for the prevention of barnacle attacks A method for impregnating wooden items, in particular poles situated in marine environment against attack from Teredo, where the method includes the following steps of a) forming a hole in parallel with the fibre orientation of the wood; b) then filling the hole wit... | 05/08/2007 |
| 7210658 | Gated retainer A quick acting gated retainer for wire, cable, or other elongated material requiring a permanent or temporary mount. The device features one or a pair of spring biased gates on one or both sides rotating and concurrently translating inwardly, during both the inserti... | 05/01/2007 |
| 7210531 | Protective element for a riser segment A protective element for a riser segment, including an elongated buffer body, at least one foot connected with the buffer body, the at least one foot being provided with an engagement part arranged to engage on a main pipe of a riser segment, the distance between th... | 05/01/2007 |
| 7178974 | Plural component polymer grout plant A plural component polymer grout plant device for mixing, batching and distributing a multiple component polymer having a filler additive. The polymer grout plant device comprises a frame, at least two primary mixing containers, two batching containers, attached to ... | 02/20/2007 |
| 7168673 | Pole stabilization and support system and kit A pole support system comprises a metal sleeve that generally conforms to an outer surface of the pole; an elastic liner disposed between the metal sleeve and the pole; and a clamping band that circumscribes and compresses the metal sleeve over the elastic liner aga... | 01/30/2007 |
| 7150241 | Device for protecting dock anchor posts from ice damage A system for protecting a dock from ice damage. The system includes a circumferentially fluted, water-impermeable housing capable of longitudinal and radial expansion and contraction. The housing defines a cavity with upper and lower openings into the cavity through... | 12/19/2006 |
| 7147402 | Submarine pipeline spoiler A method and apparatus for stabilizing and burying a conduit in a waterbed is disclosed. A plurality of spoilers are placed on the conduit at longitudinally and radially different positions to promote self-burial, reduce vortex-induced vibration, prevent upheaval bu... | 12/12/2006 |
| 7143554 | Composite column and beam framing members for building construction Composite framing members for use in building construction include reinforced concrete columns and beams surrounded by a pair of steel shells. A layer of protective material is applied to the interior surface of at least one shell prior to assembly of the shell to p... | 12/05/2006 |
| 7121767 | Rugged foam buoyancy modules and method of manufacture A buoyancy module comprises a multi-layer outer protective shell that has an exterior surface and an interior surface. A first layer of foam buoyancy material is located adjacent to the interior surface. A second layer of foam buoyancy material that includes macrosp... | 10/17/2006 |
| 7114885 | Protection means for a flexible riser The invention relates to flexible risers for transfer of hydrocarbons between a sea bed installation and a vessel (10) floating at the sea surface. The riser (18) is provided with means (20) for protecting the riser (18) from impacts. The... | 10/03/2006 |
| 7108457 | System and method for reducing drag and vortex induced vibration in marine applications A marine riser that includes active boundary-layer control (“BLC”) for reducing hydrodynamic drag and vortex-induced-vibration (“VIV”) caused by currents. The marine riser includes at least one riser pipe surrounded by a BLC sheath. Extending through the she... | 09/19/2006 |
| 7104219 | Piling decontamination and marine life enhancement system A marine habitat enhancement system is provided that in one embodiment is configured for attachment to existing pilings and in another embodiment is a stand-alone system anchored to the soil. The system includes a housing formed of a plurality of panels configured f... | 09/12/2006 |
