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| Number | Title | Issue Date |
| 7740780 | Multitube catheter and method for making the same Multitube catheter and method for making the same are provided. The assembly includes two or more tube fused together to form one catheter tube shaft. Each tube has at least one lumen extending longitudinally through the catheter from its distal end to its proximal ... | 06/22/2010 |
| 7186362 | Methods of improving the wear resistance of prosthetic medical devices A prosthetic medical device exhibiting improved wear resistance is fabricated by sealing at least one polyolefinic material in an airtight container and providing an inert atmosphere within the airtight container. The polyolefinic material is exposed to an irradiati... | 03/06/2007 |
| 7163652 | Process for producing co-extruded profiles A process for making co-extruded profiles includes forming a plurality of web-interconnected profiles, which travel together through a die. ... | 01/16/2007 |
| 6797212 | Method for forming hollow fibers A thin walled microtube is formed by providing a continuous elongated member having an outer surface. The member is at least partially formed of a water soluble material. A coating material is provided. The coating material may be a silicone compound that is curable... | 09/28/2004 |
| 6759109 | Process for manufacturing a multilayer rubber hose and a product thereof A rubber hose having a multilayer wall is formed of an inner layer of NBR type rubber having a high AN content, available at a low cost and highly impermeable to fuel and an outer layer of a rubber composition having a minimum Mooney viscosity of 25 to 65 at its cur... | 07/06/2004 |
| 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 |
| 6551535 | Extrusion coating process for catalytic monoliths A high throughput, automated process for coating ceramic monoliths used as catalytic converters that overcomes problems with coating monoliths individually in a mold. The monoliths are provided with end caps to cover the open functional ends, then loaded ... | 04/22/2003 |
| 6530137 | Heat-insulated pipe and manufacturing method A method is intended for the thermal insulation of a flexible pipe. The method includes a first step of depositing a thickness of extrudable and rigid insulating material on an outer surface of the pipe, with the pipe moving longitudinally. The insulating... | 03/11/2003 |
| 6342286 | Embossment for plastic panels An embossment for a plastic panel is provided. The embossment projects out from the panel and can secure the panel to an object or support the panel away from the object as a standoff. A plurality of support legs are integrally formed to both the embossme... | 01/29/2002 |
| 6201183 | System electromagnetic wave-shielding channel parts for forming of an electromagnetic wave-shielding channel system for electrical conductors and a method for the manufacturing of the parts in the system The invention provides a system of electromagnetic parts which form an electromagnetically shielded channel system for electric cables. Tubular parts are provided of a single piece structure, which are extruded from plastic materials and have several laye... | 03/13/2001 |
| 5928247 | Stent placement device with medication dispenser and method An inflatable medical device and method for the placement of a stent in a body passageway by means of a two stage expansion of the stent and for the delivery of medications to precise location in the passageway. The device includes a catheter shaft (14) h... | 07/27/1999 |
| 5858148 | Weeping hose A method of manufacture of an interior coated weeping hose comprised of a warp yarn and filler yarn and having an interior coating comprising the steps of fastening a number of yarns longitudinally to the interior of said hose, applying a coating to the i... | 01/12/1999 |
| 5851464 | Method of making a fuseless soft tip catheter A catheter having an elongated tubular body with a distal end, a proximal end and at least one lumen extending therebetween. The body is made from three layers of extruded plastic which adhere to each other. The body has an inner and outer layer made from... | 12/22/1998 |
| 5851477 | Reinforced tubing manufacture by a plastic processing screw machine The invention comprises a plasticating machine for the working and forcing of plastic material into a mold, said machine including an elongated housing having a first or proximal end and a second or distal end and an elongated screw shaft with a screw fli... | 12/22/1998 |
| 5834034 | Apparatus for producing ribbed hose An apparatus for producing a ribbed hose which is capable of effectively producing a ribbed hose irrespective of a diameter or size of a hose while preventing the apparatus from being large-sized. A cylinder is formed therein with a hose feed passage and ... | 11/10/1998 |
| 5783125 | Reinforced extrusion products and method of making same The present invention is a method of producing an extruded composite comprising the general steps of: (a) extruding a longitudinally oriented composite precursor coextrusion comprising: (1) at least one thermoplastic polymeric material and (2) a core mixt... | 07/21/1998 |
| 5766711 | Composite camel structure and method for manufacture A composite camel structure includes an elongate hollow, rigid cylindrical core, opposite ends of the core having respective caps sealingly connected thereto, a buoyant material of cured urethane foam substantially filling the core and being sealingly enc... | 06/16/1998 |
| 5762631 | Method and system for reduced friction introduction of coaxial catheters Catheter systems comprising a base catheter and a sleeve catheter are modified to have reduced sliding friction therebetween. The sleeve catheter is received over the base catheter, and an inner luminal surface of the sleeve catheter or outer surface of t... | 06/09/1998 |
| 5759329 | Fluoropolymer composite tube and method of preparation Described herein is a method of preparing a fluoropolymer composite tube comprising the steps of forming a fluoropolymer substrate, and thereafter layering and chemically bonding the fluoropolymer with a polymer layer, preferably a thermosetting or thermo... | 06/02/1998 |
| 5725817 | Iontophoretic structure for medical devices An iontophoretic structure for medical devices is provided that uses controlled electrical current derived from two dissimilar galvanic materials to drive oligodynamic metal ions into solution to kill bacteria on and near the device to which the structure... | 03/10/1998 |
| 5676783 | Weeping hose A method of manufacturing an interior coated weeping hose comprised of warp yarn and filler yarn and having an interior coating, the warp yarn comprising a first warp yarn and a second warp yarn having a larger diameter than the first warp yarn, the first... | 10/14/1997 |
| 5643526 | Process for preparing a composite tubular article consisting of a vulcanized elastomer used in combination with a thermoplastic containing polyamide blocks especially petrol pipe The invention relates to a process for preparing a composite tubular article consisting of a vulcanized elastomer containing carboxylic acid or dicarboxylic acid anhydride functional groups, which is used in combination with a thermoplastic elastomer cont... | 07/01/1997 |
| 5639522 | Side protective moulding for automobiles Disclosed is a side protective moulding having a decorative section and a rib section. The decorative section has a protruding section protruding most with respect to a door, and a curved section extending aslant from the protruding section toward the doo... | 06/17/1997 |
| 5624617 | Method of manufacture for catheter lumen lubricity A method of manufacture is disclosed for a PTCA guiding catheter. The catheter includes a lamination of an inner structural polymer tube, a lubricating means disposed on the inside of the inner structural polymer tube, a reinforcement means embedded at le... | 04/29/1997 |
| 5591389 | Method for making disposable tubular device A method of making a disposable tubular device comprising extruding a first material through a first die to form the tube and moving the tube through the second die while extruding a second material through the second die to form the tube-support structur... | 01/07/1997 |
| 5591293 | Process for manufacturing drip irrigation systems using plastic lamination/extrusion techniques A process for making low cost drip irrigation lines comprises molding a drip emitter having an elongated labyrinthine channel formed in the depth of the emitter body. Emitters of other configurations also can be used in the process. A plastic film is extr... | 01/07/1997 |
| 5576032 | Extrusion die with interchangeable extrusion nozzles The annular channel elongate nozzle of an extrusion die (10) suitable for use for extrusion into a travelling mold tunnel, has an inner core (16) profiled for attachment to any one of a number of interchangeable end fitting nozzles outlet (100). The profi... | 11/19/1996 |
| 5466402 | Gap adjustment of a plastic flow channel in a plastic part forming device A method of adjusting gap of a plastic flow channel is provided in a plastic forming device having a first body part adjacent one side of and adjustable relative to the channel and a second body part on which the first body part is mounted by a tight fitt... | 11/14/1995 |
| 5391334 | Method for producing reinforced hose A method for producing continuously a long reinforced hose having a plurality of reinforcement layers. An inner reinforcement layer is formed by braiding steel wires or fibers on a mandrel and a rubber is extruded onto the inner surface of the reinforceme... | 02/21/1995 |
| 5372757 | Apparatus and method for sheathing optical fibers A loose tube element including a plastic sheath containing a grease-like material and an optical fiber or bundle of optical fibers or a ribbon of optical fibers is pulled from an extruder crosshead through a cooling bath and around a constant speed capsta... | 12/13/1994 |
| 5292459 | Process for the production of a continuous object of a theromosetting polymer This invention is a process for the production of a continuous running length of a thermosetting polymer by a continuously extruding a continuous running length of a sheath of a film forming fiber from a die to form a hollow object; b) continuously inject... | 03/08/1994 |
| 5242636 | Method of making a multilayer capillary membrane A multilayer membrane for separating gas mixtures includes a polymer supporting membrane with a voids volume of more than 50% and a coating of two or more separating layers made of two or more different polymers. A hollow capillary serving as the supporti... | 09/07/1993 |
| 5229056 | Producing fabric reinforced hose A method to produce a fabric reinforced hose product in which the reinforcing fabric therein has a stabilizing yarn therein extending in the longitudinal direction of the hose which is broken when the produced hose member has been flexed in the longitudin... | 07/20/1993 |
| 5192476 | Method for forming a conduit by pre-coating the conduit prior to braiding A method of forming a hose assembly (10) of the type adapted for carrying fuels and other corrosive fluids. An inner liner (16) of a fluorocarbon material is extruded. The inner liner (16) is then passed through a reservoir containing a dispersion includi... | 03/09/1993 |
| 5186876 | Process of making dimensionally stable section A dimensionally stable plastics section, for example a window section, formed from a plastics extrudate and being provided thereon with an extruded layer, for example a sealing or damping device or a protective strip, is manufactured by extruding the sect... | 02/16/1993 |
| 5125819 | Apparatus for making center-filled chewing gum An apparatus for making center-filled chewing gum, in which product having up to at least 35-40% by weight of center fill can be produced. The apparatus includes a novel extruder barrel and nozzle arrangement (11) which extrudes a tubular rope of gum (G) ... | 06/30/1992 |
| 5069612 | Modular tubular extrusion head A polymer resin extrusion head includes one or more coaxial annular extrusion modules each including a pair of mating annular members with central frustoconical portions having apexes with an axial dimension greater than the axial dimension of the outer p... | 12/03/1991 |
| 5064364 | Apparatus for the continuous coating of cylindrical workpieces with a resilient material An apparatus is provided for the continuous coating of cylindrical workpieces with a mixture of rubber or thermoplastic plastics material. The arrangement includes an extrusion device, a coating head and a flow channel, which connects the extrusion device... | 11/12/1991 |
| 5063005 | Preparing heat shrinkable wraps Novel processes for preparing a heat shrinkable film by first forming a polyolefinic film on a three-roll calender in which the second and third rolls rotate at about the same speed and the first roll rotates at a slower speed, the top roll is heated to a... | 11/05/1991 |
| 5047193 | Method and apparatus for making honeycomb structures Method and apparatus for making a honeycomb structure including a honeycomb core in which a plurality of preformed honeycomb core elements are moved through an extrusion machine, while a layer of a plastic material is simultaneously extruded over the oppo... | 09/10/1991 |
