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| Number | Title | Issue Date |
| 7913719 | Tape-wrapped multilayer tubing and methods for making the same The multi-layer tape wrapped tubing for effectively impeding the diffusion of vapor is made in a continuous in-line process and has three distinct layers: an inner tubing layer, a middle diffusion barrier layer and an outer jacketing layer. The inner tubing layer co... | 03/29/2011 |
| 7743792 | 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... | 06/29/2010 |
| 7588057 | Insulated hose assembly and method of manufacture A hose assembly includes a tubular inner core, a high-temperature thermal insulator disposed about the inner core and in substantially continuous contact therewith, a sealing layer substantially surrounding the thermal insulator, and an outer reinforcing layer. The ... | 09/15/2009 |
| 7445029 | Hose for water and hot water supply A hose for feeding cold or hot water, which can be easily bent even at a small radius so that it can be applied in a small piping space, which is free of kink, and which can accommodate running water containing chlorine, is provided. The hose for feeding cold or hot... | 11/04/2008 |
| 7363946 | Flame-resistant tube for braking systems A tube for railroad pressurized air braking systems, which tubs can resist up to a free-flame temperature of about 700-800 ° C. for at least 15 minutes, and has a tube substrate made of a synthetic rubber, at least a reinforcement fabric material layer arranged abo... | 04/29/2008 |
| 7357968 | Reinforced, high pressure, low permeation multilayer hose A reinforced, high pressure hose is disclosed for use in the transport of high pressure fluids. The hose includes a multilayered inner tube capable of prolonged exposure to fluids such as those containing hydrocarbons, and a reinforcement layer overlaying the inner ... | 04/15/2008 |
| 7347226 | Flexible hose for fuels and method for making it A flexible hose for fuels comprises a rubber inner layer, at least a reinforcement fabric layer and a covering rubber layer and, moreover, at least a fuel vapor low permeability material layer. With respect to prior flexible hoses for fuels, the inventive flexible h... | 03/25/2008 |
| 7331950 | Apparatus for containing noise generated by a pneumatically powered surgical instrument and related method A sound attenuating system is provided for pneumatically powered surgical instruments. In one aspect, the exhaust hose is formed of at least two dissimilar materials to impede the transmission of vibrations or audible noise. In an alternative form, the exhaust hose ... | 02/19/2008 |
| 7328725 | Reinforced hose A reinforced hose according to an embodiment of the present invention includes a first reinforcing layer having a reinforcement material with a first tensile strength. A second reinforcing layer overlays the first reinforcing layer and includes a reinforcement mater... | 02/12/2008 |
| 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 |
| 7308911 | Electronically detectable high-pressure hose and method of determining the location of the hose A hose is provided having at least one layer defining a tubular body with a length and an electrically conductive lead joined to the tubular body and extending along the length of the tubular body. The electrically conductive lead is adapted to receive an electrical... | 12/18/2007 |
| 7264021 | High-pressure resistant hose A hose base body of multilayered construction including an inner surface layer, a reinforcing layer and an outer surface layer has uniform inner diameter, outer diameter and wall-thickness over an entire length thereof. A longitudinal end portion of the hose base bo... | 09/04/2007 |
| 7255134 | Carbon black-containing crosslinked polyethylene pipe having resistance to chlorine and hypochlorous acid Pipe or tubing of crosslinked polyethylene (“PEX”) containing less than 2% by wt. carbon black provides improved resistance to oxidizing agents such as chlorine and hypochlorous acid in water. The pipe may be further protected with a thin tubular core (inner lay... | 08/14/2007 |
| 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 |
| 7234410 | Buoyancy control systems for tubes A buoyancy control system for controlling the buoyancy of a tube may includes generally tubular length of buoyancy control material having a selected buoyancy characteristic. The length of buoyancy control material may be attached to a section of the length of the t... | 06/26/2007 |
| 7228067 | Chromatography column assembly with woven tubular mesh heater element A direct-heating column assembly for chromatography, includes at least one capillary column and at least one element made of electrically conductive material in contact with the capillary column. The element includes a plurality of filaments woven together to form a... | 06/05/2007 |
| 7222644 | High-pressure hose and pressure washer A flexible pressure-washer hose and pressure washing apparatus are disclosed. The hose is of concentric laminar construction and comprises an inner core, an intermediate metallic sheath covering the core, and a jacket covering the intermediate sheath. The disclosed ... | 05/29/2007 |
| 7216675 | Highly kink-resistant corrugated tubing A tubing includes an inner liner composed of one or more fluoropolymers, the inner liner being corrugated to define a trough, and having a wire disposed in said trough. The tubing further includes an outer layer, permanently secured to an exterior of the inner liner... | 05/15/2007 |
| 7156127 | Current carrying stretch hose An improved flexible hose for carrying fluids is disclosed. The hose has a first end and a second end, and is typically in a retracted position when no tensile force placed on an end of the hose and in an extended condition when a tensile force of a pulling nature i... | 01/02/2007 |
| 7156125 | Coaxial hose assembly and method of making same The present invention, there is provided a hose assembly having a tubular first layer containing therein multiple compartments 11 for carrying fluids in an automobile. Also disclosed is a method of making a hose assembly by forming a multiple compartment first layer... | 01/02/2007 |
| 7152632 | Systems and methods for pipeline rehabilitation The present disclosure is directed to methods and systems for pipeline rehabilitation. The methods and systems disclosed herein permit the rehabilitation of long lengths of previously installed pipe and minimize the need for creating multiple access points to the pi... | 12/26/2006 |
| 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 |
| 7140395 | Brake hose A brake hose is made by laminating an inner tube rubber layer, lower yarn layer, intermediate rubber layer, upper yarn layer, and cover rubber layer. The rubber material of the inner tube rubber layer and intermediate rubber layer is a blend material in which 40 to ... | 11/28/2006 |
| 7128095 | Vibration damping coupling A vibration damping bellows with a high vibration absorbing effect and whose a simple structure. In a vibration damping coupling, for example, the vibration damping bellows is formed by interposing viscoelastic material, material with low elasticity, or combination ... | 10/31/2006 |
| 7124780 | Flexible tubular fluid-transfer conduit A flexible tubular pipe having a pressure sheath, a pressure vault comprising at least one pressure-resistant armor, an intermediate sheath and at least one tensile armor layer. The inner annular space formed between the pressure sheath and the intermediate sheath c... | 10/24/2006 |
| 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 |
| 7093620 | Reinforced plastic pipe and process for manufacturing the said pipe Reinforced pipe obtained by winding, onto a tubular support based on a polymeric composition, of reinforcing tapes comprising an oriented polymeric composition in layers crossed at an equal but opposite angle relative to the axis of the pipe. The tapes are selected ... | 08/22/2006 |
| 7086419 | Composite hose with a corrugated metal tube A composite hose is provided with a corrugated metal tube as a barrier layer against permeation of conveyed fluid, and an elastic filler layer which is filled in valley gaps between corrugation hills on an outer peripheral side of the corrugated metal tube. The elas... | 08/08/2006 |
| 7077164 | Pipe A pipe has an innermost layer, outside of which there is an inner electrode layer, outside of which there is an insulating layer, outside of which there is an outer electrode layer. The innermost layer is made of plastic by continuous extrusion and the insulating la... | 07/18/2006 |
| 7069958 | Assembly and method for stiffening a flexible pipe An assembly and method for stiffening a flexible member according to which a stiffening member and an adapter surround the flexible member and an insert extends in an annulus between the adapter and the flexible member. ... | 07/04/2006 |
| 7069954 | Composite hose with a corrugated metal tube A composite hose is provided with a corrugated metal tube of an inner layer and rubber filler which is filled in valley gaps between corrugation hills on an outer peripheral side of the corrugated metal tube. A tubular hard resin layer is further provided as cover l... | 07/04/2006 |
| 7069956 | Marina piping A marina pipe includes a flexible conduit resistant to mechanical stresses, the conduit adapted to surround the secondarily contained flexible piping. The conduit comprises a metallic core and a thermoplastic jacket. The secondarily contained flexible piping compris... | 07/04/2006 |
| 7069978 | Chemically compatible, lightweight heat pipe The present invention provides an apparatus including a magnesium alloy vessel that is substantially free of aluminum and zinc, but including magnesium in combination with a gettering metal. The magnesium alloy vessel has a hollow interior cavity containing a workin... | 07/04/2006 |
| 7066211 | Device for compensating for pressure drop The invention relates to a device for compensating for pressure drop in a product pipe through which a liquid flows, and a system comprising such a device. The device comprises a collapsible tube portion, which is connectible to the product pipe, and is characterise... | 06/27/2006 |
| 7060151 | Method of manufacturing a reinforced hose A method of manufacturing a hose includes the step of extruding a tube assembly comprising (i) a first inner non-foamed layer, (ii) a first outer non-foamed layer positioned around the first inner non-foamed layer, and (iii) a first foamed layer interposed between t... | 06/13/2006 |
| 7055553 | Laminated hose construction having one or more intermediate metal barrier layers A laminated fluid transfer hose construction having one or more intermediate metal barrier layers is provided, as well as, a hose assembly employing the laminated hose construction and coupling means. The inventive hose construction demonstrates improved barrier pro... | 06/06/2006 |
| 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 |
| 7040351 | Plastic tube, especially a pneumatic tube A plastic hose, and more particularly a pneumatic hose, is provided with at least two electrical conductors extending along the hose body. These conductors are in the form of strips (11 and 12) of a metallized braid of plastic material or of natural fi... | 05/09/2006 |
| 7029356 | Buoyancy control systems for tubes Buoyancy control methods for tubes are described. In one embodiment, a buoyancy control method can include a composite tube and a buoyancy control material for controlling the buoyancy of the composite tube. The composite tube can include an internal liner an extern... | 04/18/2006 |