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| Number | Title | Issue Date |
| 7918955 | Manufacture of flexible tubular duct with improved core delivery An apparatus for manufacturing a flexible tubular duct includes a mandrel, and a substrate feeding assembly for feeding a strip of flexible substrate material to the mandrel. Apparatus is provided for bending the strip of substrate material to have a rounded encapsu... | 04/05/2011 |
| 7361384 | Corrosion protection system for transport pipe An apparatus and method for coating pipelines with a hot melt adhesive coating and a tape. The coating may comprise a copolymer of an alkyl substituted hydrocarbon polymer in combination with a diene polymer and the tape to overly the coating may comprise a polymeri... | 04/22/2008 |
| 7347910 | Method for manufacturing a container end wall of lightweight construction and a container provided with such an end wall A method for producing a lightweight end wall of a containers characterized by the following stages: manufacturing a large size lightweight thermoplastics tube by spirally winding and joining together a hollow profile of thermoplastics, cutting a piece from such a t... | 03/25/2008 |
| 7314067 | Design and manufacturing method for multi-material tube structures The present invention provides an improved tubular structure which uses the properties of different materials, such as stiffness, strength, and density are exploited in a manner which combines the most attractive characteristics of existing metal and composite tubes... | 01/01/2008 |
| 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 |
| 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 |
| 7284573 | Hose for installing loose fill insulation The present invention provides tubes for, in an exemplary embodiment, dispensing loose fill insulation. The tube comprises an inner web formed in a tubular shape and having a plurality of spaced helical projections disposed along an inner surface thereof and extendi... | 10/23/2007 |
| 7281547 | Multi-layered flexible tube A multi-layered tube comprising a first inner polymeric tubular structure, a second foamed polymeric structure containing a plurality of short or long reinforcing elements dispersed therein and, optionally, a third cover layer on the outer surface of the reinforcing... | 10/16/2007 |
| 7229514 | Method of making curved hose The present invention is directed to a method for manufacturing a curved hose. The method is comprised of the steps of (a) forming a hose assembly, the hose assembly comprising: (i) an innermost layer of a halogenated polyolefin rubber; (ii) a polyester reinforcemen... | 06/12/2007 |
| 7226519 | Flexible hose for a vacuum cleaner and fabricating method thereof Disclosed is a flexible hose for a vacuum cleaner and a fabricating method thereof. The fabrication method includes the steps of: extruding a primary extrusion molding band 13 having a larger size than a size of a finished state while embedding an electric wi... | 06/05/2007 |
| 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 |
| 7207354 | Design and manufacturing method for multi-material tube structures The present invention provides an improved tubular structure which uses the properties of different materials, such as stiffness, strength, and density are exploited in a manner which combines the most attractive characteristics of existing metal and composite tubes... | 04/24/2007 |
| 7174922 | Composite strip windable to form a helical pipe and method therefor A composite strip 10 windable to form a helical pipe is disclosed. The composite strip 10 comprises: an elongate plastic strip 11 having a base portion 12 and at least one lengthwise extending rib portion 20 upstanding from the bas... | 02/13/2007 |
| 7157035 | Method of forming a respiratory conduit The present invention relates to delivery conduits used in systems that provide positive pressure ventilation therapy. In particular, the present invention relates to a sleeve that allows flexible conduits to be joined and sealed to a thermoplastic connector, allowi... | 01/02/2007 |
| 7109704 | Flexible shaft with a helically wound data cable supporting a smooth outer sleeve for eddy current probe A flexible shaft of nonrigid components for use in pushing an eddy current probe through small diameter pipe bends includes a thin-walled flexible outer sleeve enclosing a data cable helically coiled around a central inner core, typically of braided wire. The inner ... | 09/19/2006 |
| 7108018 | Reinforced flexible hose A reinforced flexible hose comprising as least a first inner extruded tubular layer and at least a second extruded tubular layer with a tubular reinforcement fabric provided between said first and second hoses. The two tubes are joined so as to form a homogeneous un... | 09/19/2006 |
| 7089965 | Pipe for transporting automobile fluids, comprising a smooth inner tube and an annellated outer tube A pipe for transporting automobile fluids includes a smooth inner tube (1) based on a fluorinated thermoplastic material, a corrugated outer tube (2) in contact with the inner tube via the inside peaks (3) of its corrugations, and made of a poly... | 08/15/2006 |
| 7086422 | Respiratory gas hose system for supplying a respiratory gas A respiratory gas hose system for supplying a respiratory gas is provided, particularly for use in the frame work of CPAP therapy. The respiratory gas hose system comprises a flexible hose line including a flexible sheathing body to surround the flexible hose line, ... | 08/08/2006 |
| 7081287 | High performance thermoplastic vulcanizate A high performance thermoplastic hose useful as a power steering hose, the high performance thermoplastic hose comprising a high performance engineering thermoplastic such as polyurethane and a chlorine-containing polyolefin such as chlorinated polyethylene, chlorin... | 07/25/2006 |
| 7060150 | Methods for making a supported graft A method for making an endoluminal prosthesis for implantation within a body lumen to maintain luminal patency, the prothesis including a support structure, such as a wire member, and a polymer component, such as a polymer cladding. The method may include joining a ... | 06/13/2006 |
| 7025305 | Aircraft panel An aircraft panel comprising a sandwich construction with an outer skin portion of high strength material, an inner portion of high strength material and an intermediate core material. The core material includes areas with low density core material and a reinforceme... | 04/11/2006 |
| 7021339 | Brake hose for motor vehicle A vehicle brake hose has inner tube rubber layer 1, first and second braided fiber reinforcing layers 2, 3 that are provided outside the inner tube rubber layer 1, and an outer tube rubber layer 5 that is provided outside the second braid... | 04/04/2006 |
| 7010896 | Process and apparatus for making corrugated walls There is a description of an apparatus that produces corrugated walls in a continuous manner. Prior to being fed into the apparatus there is a composite consisting of an outer layer of a woven or non-woven material having a layer of a cementitious material thereon. ... | 03/14/2006 |
| 7005026 | Kink-resistant access sheath and method of making same A releasable mechanism such as a cap is adapted for use with an access sheath having an elongate tube and a handle structure disposed at a proximal end of the tube. The releasable mechanism is sized and configured to fit the handle structure, which is shaped like th... | 02/28/2006 |
| 6926037 | Collapse tolerant flexible pipe and method of manufacturing same A collapse tolerant flexible pipe and method of manufacturing same according to which an inner tubular layer is provided within an outer tubular layer in a coaxial relationship thereto. The inner layer maintains the maximum allowable strain on the outer layer below ... | 08/09/2005 |
| 6907906 | Cuffed hose and method of manufacture The present invention is directed towards an improved flexible hose (10). The hose (10) is comprised of at least a flexible material (28) and a reinforcing rod (12) positioned externally of the flexible material (28). Terminal ends... | 06/21/2005 |
| 6901698 | Irrigation device and system The present invention is directed to an irrigation device and irrigation system. More specifically, the present invention is directed to a weep or tear type irrigation device and irrigation system. ... | 06/07/2005 |
| 6899140 | Flexible pipe and method of manufacturing same using metal reinforced tape A flexible pipe and a method of manufacturing same according to which a tubular sheath is provided that defines a longitudinal passage for receiving a conveyed fluid, a tape is formed by a plurality of metal fibers supported by a strip of flexible material to form a... | 05/31/2005 |
| 6895806 | Hooped tube dimensioning method A method of dimensioning a hooped tube intended to carry a fluid under pressure. The hooped tube consists of a metal tube and of a reinforcing element wound around the metal tube so as to hoop the tube. In a first stage, the method consists in determining, according... | 05/24/2005 |
| 6719864 | Hose used to install loose fill insulation An improved hose is used to install loose fill insulation. The hose includes projections extending from an inner surface which serve to condition the insulation as it proceeds through the hose and is dispensed. In a first embodiment of the present invention, the pro... | 04/13/2004 |
| 6652692 | Method of making radiopaque catheter tip The invention relates to a radiopaque catheter tip and catheter assembly having radiopaque elements associated with a catheter. The preferred materials for the radiopaque elements are made of a 90% platinum and 10% nickel composite structure or a 90% plat... | 11/25/2003 |
| 6551352 | Method for attaching axial filaments to a self expanding stent Methods for attaching an axial filament to the body of a self expanding stent, the filament serving to enhance the radial self expanding force of the stent body. Also stents having enhanced radial self expansion characteristics.... | 04/22/2003 |
| 6319350 | Method of manufacture for flexible hose A method of producing a hose in which a relatively inelastic material, such as ultra-high molecular weight polyethylene, is wrapped around an uncured hose. A rope is then wrapped about this combination with a cure wrap encircling the entire hose. During t... | 11/20/2001 |
| 6263921 | Composite plastic pipe with netted steel wire skeleton and method and device for fabricating the same A method for fabricating the composite plastic pipe with netted wire skeleton is disclosed, which comprises steps: forming cylindrical netted wire skeleton by winding the two groups of left and right coiled steel wire each other inside and outside alterna... | 07/24/2001 |
| 6000434 | Flexible hose construction and method of making the same A flexible hose construction and method of making the same are provided, the flexible hose construction comprising an inner tube made of polymeric material, an outer sleeve of reinforcing material disposed in telescoping relation on the inner tube from on... | 12/14/1999 |
| 5964971 | Thinwall guide catheter An apparatus and method of making a thinwall guide catheter useful in delivery of therapeutic devices through a body vessel. The method comprises braiding a flat wire over the surface of a cylindrical core, placing a heat bondable polymer tube over the br... | 10/12/1999 |
| 5863366 | Method of manufacture of a cannula for a medical device An elongate member is coated with a coating, preferably by coextrusion, and the coated elongate member is wound in a helical manner around a mandrel. The coated elongate member preferably has a square cross-sectional shape so that adjacent portions of the... | 01/26/1999 |
| 5830248 | Method for making a spliceless coated abrasive belt A method of making a coated abrasive article and the product thereof, involving the steps of: providing an endless spliceless backing loop substrate; applying fibrous reinforcing material onto a major surface of the endless backing substrate by applying o... | 11/03/1998 |
| 5679192 | Process for the manufacture of electric cables Electric cables with sector-shaped conductors, for maximizing duct capacity, are made by a process in which the shaped metallic conductor is first preformed into a helical twisted form ("pre-spiralled"), next covered with insulation of EPR, polyethylene o... | 10/21/1997 |
| 5637168 | Apparatus and method for making flexible tubing with helically wound heating conductor A helically wound and helically ribbed plastic tubing incorporating an electrically conductive wire and an apparatus and method for making the tubing are disclosed. A plastic ribbon is wound about an axis into a tube with one edge of each lap overlapping ... | 06/10/1997 |
