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| Number | Title | Issue Date |
| 7971610 | Tubular bodies and methods of forming same A tubular body comprises an inner hollow core and an outer casing of one or more strips of self mechanically inter-engaging helically wound material having a higher yield strength than that of the core material. Also provided is a method of forming the tubular body ... | 07/05/2011 |
| 7325570 | Method and apparatus for noise suppression in a fluid line An energy attenuation method and apparatus for a system conveying liquid under pressure. The apparatus is disposed in a liquid conveying structure of the system and includes first and second outer hose conduits, each of which respectively defines an associated first... | 02/05/2008 |
| 7318454 | Flexible tubular duct for the transport of fluid and particularly gaseous hydrocarbons with an anti-turbulence carcass and internal lining A flexible tubular pipe for transporting hydrocarbons, the pipe comprising at least one carcass, an internal pressure sheath and one or more armor layers. The carcass forms the innermost structural element of the pipe and consists of an interlocked spiral winding of... | 01/15/2008 |
| 7311123 | Flexible tubular pipe A flexible tubular pipe comprising a metal carcass helically coiled about a longitudinal axis of said flexible pipe and the carcass comprises a seamed profiled hollow tube. ... | 12/25/2007 |
| 7302973 | Reinforced flexible pipeline having a thermal barrier A reinforced flexible pipeline (1), which has an inner liner (3) whose inner side engages an inner reinforcement layer (2) that may be formed by a so-called carcass, and on whose outer side at least a strength-imparting reinforcement layer (4... | 12/04/2007 |
| 7249613 | Energy attenuation device An energy attenuation device for a conduit that is adapted to convey a pressurized fluid therethrough, comprising a hose section disposed about a portion of the conduit, wherein such conduit portion is provided with at least one aperture, for example in a surface th... | 07/31/2007 |
| 7243686 | Hose A hose (10) comprising a tubular body (12) of flexible material arranged between an inner and an outer helically wound wire (22, 24). The hose (10) further comprises an axial strengthening means (20) adapted to reduce deformation o... | 07/17/2007 |
| 7228846 | Apparatus, system, and method for reducing pressure pulsations and attenuating noise transmission in a fuel system An apparatus, system, and method of damping pressure pulsations and attenuating noise transmission in a fuel supply system. The apparatus includes a first end in fluid communication with a fuel supply line, a second end in fluid communication with a manifold, and a ... | 06/12/2007 |
| 7219700 | Flexible pipe and method for producing the same In a flexible pipe having shape retaining capabilities, a first pipe is provided having a first base wire and a first subsidiary wire, the first base wire being wound in a spiral manner, the first subsidiary wire externally covering the first base wire and being fit... | 05/22/2007 |
| 7158703 | Power umbilical for deep water A subsea umbilical includes electrically insulated power conductors, fiber optic elements, electrical signal cables, and fillers within a common outer cover. At least one of the electrical signal cables is enclosed within a dedicated metal tube, and the umbilical is... | 01/02/2007 |
| 7143789 | High-pressure hose comprising several layers of reinforcing plies The present invention relates to a high-pressure hose structure comprising several layers of reinforcing plies where the reinforcing fibers are spirally laid. The hose structure according to the invention is characterized by the odd number of its reinforcing ... | 12/05/2006 |
| 7121591 | Flexible metal hose assembly and method of making the same A hose assembly including an elongated flexible metal hose attached to a hose fitting having a fitting body defining a passageway for conveying material. The fitting body has a mating portion for connecting the hose assembly to a corresponding fitting which delivers... | 10/17/2006 |
| 7114526 | Composite hose with a corrugated metal tube A composite hose comprises a corrugated metal tube as barrier layer against permeation of conveyed fluid and a reinforcing layer which is formed by braiding a reinforcing wire member made of a metal wire. A braid density of the reinforcing layer is 55% or less. ... | 10/03/2006 |
| 7104285 | Hose with corrugated metal tube A hose with corrugated metal tube comprises a corrugated metal tube as innermost layer and outer layer in a radially outer side thereof including elastic layer and reinforced layer. The reinforced layer is braided with reinforcing filament members at a braid or wind... | 09/12/2006 |
| 7069955 | Flexible armoured pipe and use of same An armoured flexible pipe consists of an inner liner (3), which surrounds a carcass (1, 2). On the other side of the inner liner (3) there are two armour layers, where the innermost (5, 6) is a pressure armour layer, while the outermost (... | 07/04/2006 |
| 7064276 | Communication cable, and communication wire protecting tube A communication cable having a communication wire and an armor including at least two synthetic resin layers, and protects the communication wire in a loose state. The communication wire protecting tube includes at least two synthetic resin layers, and inserts the c... | 06/20/2006 |
| 7055551 | Flexible pipe and method of manufacturing same A flexible pipe and a method of manufacturing same according to which the pipe is formed by multiple layers of different materials and suitable for use in subsea and land-based applications. ... | 06/06/2006 |
| 7036530 | Energy attenuation device for a fluid-conveying line and method of attenuating energy in such a line An energy attenuation device for a fluid-conveying line, and a method for attenuating energy in such a line, are provided. The device includes one or more hose sections disposed in the fluid-conveying line, and at least one spring disposed in at least a portion of e... | 05/02/2006 |
| 7032623 | Flexible pipe with high axial compression strength and method for making same The present invention relates to a flexible pipe structure wherein transverse displacement caused by buckling of the elongate elements of a tensile armouring layer when the pipe is being laid or used in deep sea is limited. The invention aims to reduce the play betw... | 04/25/2006 |
| 7025580 | Method and apparatus for lining a conduit Method and apparatus for installing a liner material into a host conduit such as, e.g., a sewer pipe, hydrocarbon pipeline, gas line, water line, industrial chemical pipe, or a saltwater line. The liner material may include a compression liner and/or a preliner that... | 04/11/2006 |
| 7000645 | Armoured, flexible pipe A flexible, armored pipe is disclosed. In an exemplary embodiment, the flexible, armored pipe includes an impermeable liner, an outer armoring layer, and an inner armoring layer. The inner armoring layer includes one or more wound armoring elements, and the outer ar... | 02/21/2006 |
| 6997584 | Bicycle lamp An apparatus and method for a bicycle lamp includes a plurality of light sources; a source of power; an electrical circuit connecting the source of power with the plurality of light sources; at least one switch connected in the electrical circuit; a diffuser positio... | 02/14/2006 |
| 6942654 | Intravascular catheter with axial member An intravascular catheter having a shaft, at least a portion of which includes a braid reinforcement with an axial wire or fiber disposed between the helical members that form the braid. The axial member prevents the elongation of the shaft of the catheter thereby m... | 09/13/2005 |
| 6916171 | Multi-mode lighter The present invention relates to a lighter which a user actuates by at least two different modes of operation. In the first mode, a plunger member is positioned to allow a biasing member to oppose movement of an actuating assembly so that a user releases fuel and ig... | 07/12/2005 |
| 6904939 | Flexible tubular pipe for hydrocarbon transport with carcass consisting of an elongated element stapled with a band iron A flexible tubular pipe for hydrocarbon transport, comprising from inside to outside at least a carcass, an inner sheath, tensile armoring plies and an outer sheath, wherein the carcass is formed by winding of at least an anti-corrosive elongated metal element with ... | 06/14/2005 |
| 6843278 | Flexible duct with shrinkage-proof film The invention concerns a flexible duct (1) comprising from inside outwards a carcass (2) produced by a short-pitched metallic helical winding forming butt gaps (12), an overlapping layer (10) acting as a heat shield consisting of helicall... | 01/18/2005 |
| 6838141 | Hose A hose of a laminated structure which comprises a rubber layer composed of a rubber composition, and a laminate including a metal foil and a resin, the rubber composition including: (A) a rubber including at least one of an ethylen... | 01/04/2005 |
| 6689231 | Use of stainless steel alloy as umbilical tubes in seawater environment The invention relates to a ferrite-austenitic alloy and its use, the alloy has a composition with a mixture defined as: C maximum 0.05%, Si maximum 0.8%, Mn 0.30-1.5%, Cr 28.0-30.0%, Ni 5.80-7.40%, Mo 2.00-2.50%, N 0.30-0.40%, Cu maximum 1.0%, W maximum 2... | 02/10/2004 |
| 6679296 | Ducting Sound attenuating ducting has an inner, helical wire supporting an inner and outer layer formed by strips of a foamed thermoplastic rubber material. Axial and helical reinforcing yarns extend along the ducting between the layers. The two strips are applie... | 01/20/2004 |
| 6550502 | Composite tube comprising an inner casing A structure of a multilayer tube includes at least one layer made of a composite material (2-8) having reinforcing fibers embedded in a polymer matrix, and at least one sealing sheath (1) made of a low-permeability polymer material. The tube has a metal c... | 04/22/2003 |
| 6513552 | Multi-flex stainless steel roof drain hose A drain hose that connects to the movable roof of a petroleum storage tank. The hose extends downwardly through the material stored in the tank and to a discharge at the lower portion of the tank. The hose is comprised of (a) an inner stainless steel tube... | 02/04/2003 |
| 6415825 | Flexible conduit with high inertia hoop The invention concerns a flexible tubular pipe comprising, from inside outwards, a web (1) made of interlocked steel strips, an inner impervious sheath (2) in polymer material, a short-stepped helical winding of interlocked forming wire (3) arranged above... | 07/09/2002 |
| 6360781 | Assembly of a flexible pipe and an end-fitting An assembly of an end-fitting (9), having an axial extending through opening (14), with a flexible pressure pipe (1) which is of a non-bonded structure comprising a number of layers (2, 3, 4, 5, 7) including an inner carcass (2) of an interlocking structu... | 03/26/2002 |
| 6354332 | Coolant line for air conditioning systems A coolant line for air-conditioning systems that are operated with carbon dioxide as a coolant, particularly air-conditioning systems of motor vehicles, can be tightly connected at both ends to connecting parts. The line has an inside, metallic, corrugate... | 03/12/2002 |
| 6347646 | Flexible hose A flexible hose having a sufficient strength while ensuring the air permeability is provided. In a hose formed by winding a soft resin tape helically such that leading tape end brim portions and trailing end brim portions extending in the hose longitudina... | 02/19/2002 |
| 6338365 | Flexible piping structure having a continuous metal inner tube A flexible piping structure has in combination, from the axis of the pipe towards the exterior, a cylindrical, metal inner sealing tube, a layer resistance to internal and external pressures and a sealing sheath made from extruded plastics material. In on... | 01/15/2002 |
| 6311736 | Flexible hose and method for manufacturing The present disclosure relates to a flexible metal hose including a continuous metal strip having rounded lateral edges. The continuous strip is wound in a helical pattern to form a cylindrical hose body. The strip has a generally S-shaped cross section i... | 11/06/2001 |
| 6302234 | Acoustically insulated flexible tube assembly for stethoscopes The tube assembly is made up of an outer, elastomeric tube, a close wound metal spring inside the outer tube and a layer of material inside the spring to provide a smooth inner surface for the assembly. The layer may be a thin-walled elastomeric plastic t... | 10/16/2001 |
| 6286557 | Sheath A sheath for at least partially covering a tubular member, includes a helically wound strip having an electrically conductive portion extending through the strip from an inner surface of the strip to an outer surface of the strip. The conductive portion a... | 09/11/2001 |
| 6240964 | Energy attenuation device for a fluid conveying line and method of attenuating energy in such a line An energy attenuation device for a fluid-conveying line, and a method for attenuating energy in such a line, are provided. The device includes one or more hose sections disposed in the fluid-conveying line, and at least one spring disposed in at least a p... | 06/05/2001 |
