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| Number | Title | Issue Date |
| 7811494 | Cable manufacturing process A process for manufacturing a cable which includes a conductor; an inner semiconductive layer surrounding the conductor and having a thickness lower than or equal to 0.4 mm; and an insulating layer surrounding the inner semiconductive layer. The process includes the... | 10/12/2010 |
| 7279225 | Polymer-coated metal strip and method of production The present invention provides for a polymer metallic strip and an improved rapid process for the continuous extrusion coating layer of the surface of a metal strip. The present invention provides for moving a metal strip by a multiplicity of rolls, pre-treating at ... | 10/09/2007 |
| 7132604 | Cable with an external extruded sheath and method of manufacturing of the cable A cable has a core, which is surrounded by an external extruded sheath. The core of the cable has at least one transmission element for the transmission of electrical current or telecommunication signals. The sheath comprises at least one flexible layer of a convent... | 11/07/2006 |
| 7060209 | Extrusion method and apparatus for producing a cable An extrusion method and apparatus for producing a cable including at least one core having at least one transmissive element and at least one pair of coating layers arranged at a radially outer position with respect to the core. At least one coating layer of polymer... | 06/13/2006 |
| 6977055 | Securing electrical conductors An elongated electrical cable or flexible circuit board includes an electrically conductive path and an insulating body encompassing and electrically isolating the conductive path, the insulating body including an exposed surface having an array of fastener elements... | 12/20/2005 |
| 6776933 | Method of manufacturing a security item A method of manufacturing a security item comprises coextruding at least two polymer plastic materials (6,7) with different characteristics so as to form a substrate so that neither material are biaxially oriented, and providing security indicia (14) o... | 08/17/2004 |
| 6676865 | Extrusion molding provided with insert and method of producing the same Extrusion molding is performed while the extrusion molding is regulated from the skin layer side so that the foaming capacity of a portion opposite to a surface of a reinforcement portion of an insert having at least one gap portion is smaller than the fo... | 01/13/2004 |
| 6540863 | Forming fastener components of multiple streams of resin A fastening component of a separable fastener is molded out of two separate flows of resin joined under pressure in a nip as the fastening elements are molded in cavities of a cavity roller. The joined flows of resin travel about the cavity roller while b... | 04/01/2003 |
| 6505955 | Method for production of conducting element and conducting element Method for production of conducting element, which conducting element consists at least of an elongated electricity conductive, in which several electric components (2), bringing out the lighting operation or like according to the use of the conducting el... | 01/14/2003 |
| 5976449 | Method and apparatus for the cross-sectional measurement of electric insulated conductors A method and an apparatus for measuring an electric insulated conductor, in particular a medium-voltage and/or high-voltage insulated conductor, are proposed. Seen in profile cross-section, the insulated conductor (50) includes a copper conductor, an inne... | 11/02/1999 |
| 5795531 | Method and apparatus for the cross-sectional measurement of electric insulated conductors A method and an apparatus for an exact measurement of the thickness of a plurality of individual semi-conductor and insulation layers and the determination of the centricity/eccentricity of a medium-voltage and/or high-voltage insulated conductor. The ind... | 08/18/1998 |
| 5776343 | Fluoroplastic apertured film fabric, structures employing same and method of making same An apertured film extruded from a crystalline, thermoplastic, extrudable fluoroplastic material. The film includes spaced-apart strand segments defining apertures therebetween and has at least 10 strand segments per inch. The film has a thickness of 2-12 ... | 07/07/1998 |
| 5736086 | Process for forming layered structure of metal sheet and polyester Disclosed is a process for forming a layered structure of metal sheet and polyester by heating the metal sheet, extrusion coating a thin layer of polyester on at least one side of the metal sheet, passing the coated sheet through nip rolls and optionally ... | 04/07/1998 |
| 5716573 | Method for surface treatment of weather strip The invention relates to a method for surface treatment of a weather strip, by which a surface appearance almost identical to an embossing process is obtained in a simplified way without requiring any post-treatment by, for example, an embossing roll, whe... | 02/10/1998 |
| 5716574 | Process for the production of power cable A process for the co-extrusion of an outer layer, a middle layer, and an inner layer, each layer including a thermoplastic resin, around a conductive medium in three extruders, one extruder for each layer, connected by a triple crosshead, each of said ext... | 02/10/1998 |
| 5672303 | Process and extruding head for the manufacture and/or coating of extruding profiles For the extrusion of extruded profiles with a color pattern or their coating with such a color pattern, a plasticized material of at least two-colors is used, which is separated into at least two partial flows. These partial flows are combined before they... | 09/30/1997 |
| 5662851 | Method of producing a molding A molding method which provides a relatively simple structure, while also providing a pleasing appearance which is adaptable to a variety of ornamental and artistic applications. The molding is produced by extruding an ornamental core, and joining trimmin... | 09/02/1997 |
| 5628948 | Automobile windshield molding method An automobile windshield molding is installed together with a metallic core material against a windshield installed in a window opening section of an automobile body panel. The windshield molding having a decorative section for covering an outside portion... | 05/13/1997 |
| 5599492 | Method for making a guidewire with a flexible distal tip A method for producing catheter guidewire composed of a wire core whose distal end section is encased in a polymer sleeve, to increase the column strength of the core. Axially spaced grooves formed in the sleeve increase the flexibility of the core end se... | 02/04/1997 |
| 5575965 | Process for extrusion A process for the co-extrusion of an inner layer around a conductive medium and an outer layer around the inner layer including: (i) introducing into an extruder adapted for profile coextrusion, a preformed conductive medium; an inner layer formulation includi... | 11/19/1996 |
| 5573720 | Extrusion of thermally cross-linkable materials A technique for extrusion of plastic including a first step of extruding which includes extruding at least one layer of a thermally cross-linkable material in an extrusion apparatus (20) having at least one die wall (22); a second step of extruding, perfo... | 11/12/1996 |
| 5518681 | Method and apparatus for the cross-sectional measurement of electric insulated conductors A method and an apparatus for measuring an electric insulated conductor, in particular a medium-voltage and/or high-voltage insulated conductor, are proposed. Seen in profile cross-section, the insulated conductor (50) comprises a copper conductor, an inn... | 05/21/1996 |
| 5360497 | Method of forming an optical waveguide with a reinforced protective covering A method for covering at least one optical fiber with a protective layer comprises extruding the protective layer and embedding reinforcing elements in the protective layer to form a composite covering and simultaneously introducing the optical fiber into... | 11/01/1994 |
| 5312578 | Method of making an insulating body of high dielectric strength The invention concerns an electrically insulating body including at least two polymer materials and a method of making such a body. It is characterized in that its internal structure (61) is mainly formed by a first polymer material and that its surface s... | 05/17/1994 |
| 5171499 | Method of forming strip products from thermoplastic materials A method of forming an elongated trim strip product by first extruding a first strip of thermoplastic material from a die having an outlet with an area at least substantially as great as the desired cross-sectional area of the strip product in planes perp... | 12/15/1992 |
| 5112549 | Extrusion method and apparatus for producing a molding strip Extrusion method and apparatus for producing a molding strip which includes a decorative Mylar plastic strip located between a pair of interbonded plastic layers is disclosed. The top plastic layer or top coat is clear so that the decorative strip can be ... | 05/12/1992 |
| 5108683 | Apparatus and method for extruding single and multiple layers of plastic A method and apparatus for extruding single or multiple layers of plastic on an electrical conductor without having to adjust the concentricity of layers every time the tooling is changed to make different sizes.... | 04/28/1992 |
| 5094792 | Adjustable extrusion coating die An adjustable extrusion coating die having an inner block member, an outer block member, a mandrel mounted on said inner block member spaced from said outer block member at a predetermined distance, and means for maintaining said predetermined distance su... | 03/10/1992 |
| 4998870 | Means for core coating Apparatus for the extrusion-coating of a core, especially of an electrical conductor, with a sheathing having at least two layers or strips of different materials or differently colored materials, the apparatus having feed conduits for the plasticized mat... | 03/12/1991 |
| 4911778 | Apparatus for forming plastics coated tube Apparatus for forming a plastics coated metal tube comprising means for forming a continuous strip of metal into a U-shape and a forming sleeve for folding the strip into an overlapping tube. A mandrel is also provided which extends through the forming sl... | 03/27/1990 |
| 4838777 | Extrusion equipment for coating wire A die-base ring (11) has at its upstream end a tubular ring (12) provided with a collar (12a) and co-operating with means for fixing the ring to a support (1). The fixing device includes four radial screws (19), pressing against a cylindrical bearing surf... | 06/13/1989 |
| 4801766 | Crosslinked polyolefin insulated power cable A crosslinked polyolefin insulated power cable with remarkably improved AC breakdown voltage and impulse withstand voltage has been obtained by a process which comprises extrusion-coating, on the outer surface of a conductor, (1) a material for the format... | 01/31/1989 |
| 4761129 | Device for changing color during the extrusion of a sheath around a conductor Apparatus for extruding a sheath of synthetic material around a conductor, comprising an extruder head with two inlet conduits respectively connected to two orifices traversed by the conductor, and distributor means for selectively connecting the inlet co... | 08/02/1988 |
| 4571316 | Methods of forming multilayer coated film A method of forming a multilayer coated film comprising applying two or more nonaqueous layers to a continuously traveling flexible web, wherein at least one of the two or more coated layers comprises a coating composition containing an electron beam hard... | 02/18/1986 |
| 4513050 | Material for packaging light-sensitive materials A material for packaging light-sensitive materials composed of a composite sheet comprising a substrate coated with a middle layer(s) and a surface layer(s) is manufactured through melt co-extrusion, said surface layer(s) being of thermoplastic resins whi... | 04/23/1985 |
| 4512944 | Methods of and apparatus for insulating a conductor with a plastic material Extruder tooling for directing plastic materials to enclose a conductor (26) being advanced along a path of travel through a core tube (97) and aligned dies includes disc-like flow passages (107, 129) which are disposed concentrically about and perpendicu... | 04/23/1985 |
| 4510007 | Method of jacketing steel pipes The disclosed method is particularly applicable for jacketing pipes of a diameter of between 50 mm and 500 mm and is provided for high jacketing speeds and high throughputs. The pipe is heated initially to a temperature at least sufficient to cause a subs... | 04/09/1985 |
| 4483808 | Methods of making a compositely insulated conductor having a layer of irradiation cross-linked polymeric material An elongated metallic conductor is insulated with an inner layer of a plasticized polyvinyl chloride composition and an outer layer of a plasticized, irradiation cross-linked polyvinyl chloride composition. The outer layer has a low coefficient of frictio... | 11/20/1984 |
| 4451306 | Manufacture of coextruded oriented products A wire or other core is enclosed by two concentric extruded layers, at least one of which is of crystallizable polymeric material, by extruding the layers in succession around but spaced from the core. The first and second layers are brought into thermal ... | 05/29/1984 |
| 4444708 | Flexible production of heating elements A flexible heating element comprises at least two flexible electrical conductors spaced apart by a PTC material, an amorphous highly conductive rubber compatible with the PTC material and adhered to each conductor being interposed between the PTC material... | 04/24/1984 |
