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Class 156/143 - Helical wire or plural ring reinforced flexible tube making


Subclass of Class 156 - Adhesive bonding and miscellaneous chemical manufacture
Definition: Processes directed to making of flexible hollow conduits
No. of patents: 125
Last issue date: 04/05/2011


1        
NumberTitleIssue Date
7918955Manufacture 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
7361384Corrosion 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
7347910Method 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
7314067Design 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
7311123Flexible 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
7308911Electronically 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
7284573Hose 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
7281547Multi-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
7229514Method 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
7226519Flexible 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
7216675Highly 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
7207354Design 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
7174922Composite 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
7157035Method 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
7109704Flexible 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
7108018Reinforced 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
7089965Pipe 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
7086422Respiratory 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
7081287High 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
7060150Methods 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
7025305Aircraft 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
7021339Brake 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
7010896Process 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
7005026Kink-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
6926037Collapse 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
6907906Cuffed 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
6901698Irrigation 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
6899140Flexible 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
6895806Hooped 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
6719864Hose 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
6652692Method 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
6551352Method 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
6319350Method 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
6263921Composite 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
6000434Flexible 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
5964971Thinwall 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
5863366Method 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
5830248Method 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
5679192Process 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
5637168Apparatus 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
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