| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 174151000 |
Through wall or plate
| 78 |
| 174139000 |
Combined
| 33 |
| 174138000 |
Special application
| 27 |
| 174158000 |
With insulator-supporting or attaching means
| 24 |
| 174168000 |
With conductor holding means
| 17 |
| 174137000 |
Compositions
| 15 |
| 174209000 |
Sectional, multi-part, composite, or coated
| 8 |
| 174146000 |
Mid-line spacers
| 6 |
| 174154000 |
Insulator and conductor embracing holder | 4 |
| 20100122836 | Cable bus support block and system - A cable bus system is provided. The system may include a first cable bus support block mounted to a bus housing. The first block has a body with a front face, back face, and top face. The body of the first block defines a first cable receiving feature that extends from the front face to the back face of the body. First marking indicia is present on the front face of the first block. A second cable bus support block is adjacent the first block. The second block has a body with a front face, back face, and bottom face. The body of the second block defines a second cable receiving feature that extends from the front face to the back face of the body of the second block. Second marking indicia is present on the front face of the second block. | 05-20-2010 |
| 20090301759 | MODULAR ELECTRIC FENCE SYSTEM AND ASSEMBLY - A modular insulator system and assembly for attaching a conductor to a support member. The modular insulator assembly includes an insulator body attachable to a support member. A conductor retainer is attachable to the insulator body in a manner that forms a conductor passage between the conductor retainer and the insulator body. The modular insulator system includes an insulator body selected from a top-mount insulator body, a support passage insulator body, an insulator body including an extended neck, a surface mount insulator body and a combination surface/T-post mount insulator body the insulator body attachable to the support member and a conductor retainer selected from a group of conductor retainers including a bare conductive wire retainer, a narrow gage conductive tape retainer and a wide gage conductive tape retainer, the selected insulator body attachable to a support member and the selected conductor retainer attachable to the selected insulator body. | 12-10-2009 |
| 20130118778 | WIRE HARNESS PROTECTOR - A protector includes a trunk wire insertion portion and a branch wire insertion portion that projects from a peripheral edge of a branch wire outlet provided to one or two side walls in a center length direction of the trunk wire insertion portion. Cuts are provided from upper end side to the two side walls of the peripheral edge of the branch wire outlet of the branch wire insertion portion. Engagement tabs project from the upper end of one side wall of the opposing two side walls of the trunk wire insertion portion, and engagement holes are provided to the other side wall of the opposing two side walls so as to engage with the engagement tabs. After a trunk wire and a branch wire are inserted, the engagement tabs are inserted to and engaged with the engagement holes to close the upper end of the two side walls. | 05-16-2013 |
| 20130206455 | Elastomeric Gripping Member For Spacer Assembly - A spacer assembly includes a first clamping body having first and second ends and first and second protrusions extending from the first and second ends, respectively. A second clamping body has third and fourth ends and third and fourth protrusions extending from the third and fourth ends, respectively. A first gripping member disposed between the first and third ends has first and second openings for receiving the first and third protrusions, respectively, such that the first and third protrusions pass completely through the first and second openings to contact a first conductor received by the first gripping member. A second gripping member disposed between the second and fourth ends has third and fourth openings for receiving the second and fourth protrusions, respectively, such that the second and fourth protrusions pass completely through the third and fourth openings to contact a second conductor received by the second gripping member. | 08-15-2013 |
| 174156000 |
Divided insulator | 4 |
| 20110042124 | MULTILAYER WIRING SUBSTRATE HAVING CAVITY PORTION - The present invention provides a multilayer wiring substrate comprising: a plurality of wiring substrate laminated each other; and a cavity portion. In the multilayer wiring substrate, a wiring substrate | 02-24-2011 |
| 20130025912 | HIGH-VOLTAGE INSULATOR - The invention relates to a high-voltage insulator, in particular to a post insulator, as is used to support busbars or cables for example in high-voltage direct-current transmission systems, or HVDCT systems for short, or high-voltage installations. The general inventive idea is to connect the individual hollow post insulators, which are produced from composite material, by means of a coupling piece such that the respective free internal volumes of the at least two separate post insulators now in fact form a single common gas area. | 01-31-2013 |
| 20150083463 | CABLE CLAMP - A cable clamping unit for clamping an electrical cable including first and second mating units for clamping around the cable, each of the mating units including a soft sleeve for engaging the cable, the sleeves being at least semi permanently attached to a corresponding mating unit. A cable clamp includes a busbar securing portion for securing the cable clamp to a busbar, a first mating unit including a first cable locating formation, at least two securing nuts, each including a threaded portion for engaging a respective attachment bolts and also engaging at least two respective securing bolts, and a second mating unit including a second cable locating formation and adapted to engage the first mating unit thereby to securely clamp an electrical cable located between respective first and second locating formations of the first and second mating units. | 03-26-2015 |
| 20160133359 | INSULATING SYSTEM AND ASSEMBLY METHOD FOR AN INSULATING SYSTEM - An insulating system includes an electrically insulating, substantially disk-shaped insulating configuration which spans a base surface. The insulation configuration includes at least one first and one second sub-element. A joining gap is disposed between the two sub-elements. An assembly method for an insulating system is also provided. | 05-12-2016 |
| 174148000 |
Multiple insulator assemblies | 3 |
| 20120138334 | ELECTRICAL INSULATING CAP FORMATION - An electrical insulating cap formation is disclosed. The electrical insulating cap formation includes a strip of material and one or more electrical insulating caps each comprising a tubular section and a closed end section, in which the one or more electrical insulating caps are carried on the strip of material by their end sections. The strip of material includes a wing portion which extends over at least a part of the tubular sections of the one or more electrical insulating caps. The strip of material is formed such that an outer edge of the wing portion is spaced apart from the tubular sections of the one or more electrical insulating caps. | 06-07-2012 |
| 20120145435 | ELECTRICAL INSULATING CAP FORMATION - An electrical insulating cap formation is disclosed. The electrical insulating cap formation includes a strip of material and a plurality of electrical insulating caps carried thereon in a row, in which intervals are provided between each, or groups of two or more, of the electrical insulating caps. | 06-14-2012 |
| 20130269982 | Systems and Methods for Obtaining Large Creepage Isolation on Printed Circuit Boards - An electrical circuit with large creepage isolation distances is provided. In some embodiments, the electrical circuit is capable of increasing creepage isolation distances by many multiples over traditional electrical circuits. In one embodiment, an electrical circuit comprises a ground circuit optically coupled to a floating circuit, and an isolated circuit optically coupled to the floating circuit. The circuits can be optically coupled with opto-isolators, for example. The isolated circuit can have a creepage isolation distance at least twice as large as a traditional circuit. In some embodiments, “n” number of floating circuits can be optically coupled between the ground circuit and the isolated circuit to increase the total creepage isolation distance by a factor of “n”. Methods of use are also described. | 10-17-2013 |
| 174176000 |
With terminal elements | 3 |
| 20110030994 | HIGH-VOLTAGE INSULATOR - A high-voltage insulator includes a metal armature, an insulating tube joined to the metal armature, which is adhesively bonded to the metal armature at an end formed as a supporting ring, and an axially symmetrical adhesive-bonding joint disposed around the axis of the insulating tube. An annular grove, which is formed in the metal armature, is disposed around the axis of the insulating tube and receives an end portion of the supporting ring. Sealing surfaces are respectively formed in the groove and in the supporting ring. The sealing surfaces are arranged and formed in such a way that, when the insulating tube and the metal armature are joined, they slide on one another, thereby forming a seal, and the supporting ring acting as a displacement body presses adhesive that has been introduced into the groove before the joining into the adhesive-bonding joint. | 02-10-2011 |
| 20130112458 | DEVICE FOR PROTECTION OF A LIVE ELEMENT MOUNTED ON A SUPPORT IN AN ELECTRICAL BOX - Device for protection of a live element mounted on a support in an electrical distribution box, comprising an insulative cap adapted to cover the live element and retaining means adapted to retain the protection device fixed to the support. The protection device comprises an articulated junction adapted to couple the cap to the retaining means so that the cap is articulated relative to the retaining means in a first position in which the live element is electrically protected and a second position enabling access to the live element. | 05-09-2013 |
| 20110290533 | INSULATOR - An insulator including an upper electrode and a lower electrode with an upper barrier and a lower barrier disposed outside respectively. The barriers can prevent moving charge from moving from one area to another and modify the electric field distribution within a concentrated area. Meanwhile, they also help to largely increase corona voltage and flashover voltage, reduce power loss in HV power transmission lines and radio interference, and mitigate degradation of insulators. | 12-01-2011 |
| 174212000 |
Surface configuration | 2 |
| 20120175149 | Functional Module and Method for Producing the Functional Module - The invention relates to a functional module and a method for producing a functional module. The functional module includes an outer tube having a first and second end face and an inner surface. The functional module also includes an inner tube having a first and second end face and a lateral surface disposed within the outer tube. At least one molded part is disposed in a form-fitting manner between the inner surface of the outer tube and the shell surface of the inner tube. The functional module has a material with a positive temperature coefficient of electrical resistance. The first end face of the inner tube and the outer tube is disposed on an electrically isolative substrate and the molded part is thereby fixed between the outer tube and the inner tube by clamping force. | 07-12-2012 |
| 20140338954 | METHOD FOR PRODUCING A HIGH-VOLTAGE ELECTRICAL INSULATOR WITH A MORTAR INCLUDING A SUPERPLASTICIZER - The method of manufacturing a high-voltage electrical insulator ( | 11-20-2014 |
| 174167000 |
With conductor receiving aperture or bushing type | 2 |
| 20140090875 | COLD SHRINK ASSEMBLY - A cold shrink assembly includes a first member, a second member, a shrink fit joint and a band. The first member has a tapered shape and includes a first opening or first notch. The second member has a tapered shape and includes a second opening or second notch. The shrink fit joint is disposed over a portion of the first and second members. The band is configured to secure the first and second members in a predetermined position. The band extends through the first opening or first notch, along a first portion of an outer surface of the cold shrink assembly, through the second opening or second notch, and loops back to the first opening or first notch along a second portion of the outer surface of the cold shrink assembly. | 04-03-2014 |
| 20140151088 | Tubular Electric Cable Fittings With Strain Relief - A tubular cable fitting which is capable of providing strain relief for Tubular Electric Cables (“TEC”) and is designed to protect end fittings from loss of circuit continuity. The TEC end fittings may be of fiber optic or electric type service. | 06-05-2014 |
| 174137000 |
Coated | 2 |
| 20080257582 | Sleeve For an Electrical Cable - The sleeve for an electric cable comprises two bodies ( | 10-23-2008 |
| 20080296045 | Method For Manufacturing a Post Insulator and a Post Insulator - A method for manufacturing a post insulator. A core is introduced into a tube of an insulating stiff material while leaving a small circumferential space separating the core and inner walls of the tube. Adhesive is introduced under an overpressure into an interior of the tube and is cured while maintaining an overpressure in the interior of the tube. | 12-04-2008 |
| 20090173519 | Insulating Element For Busbars And Insulating And Supporting Device For Busbars Comprising This Element - The present invention relates to an insulating element ( | 07-09-2009 |
| 20100032187 | SILICONE RUBBER WITH IMPROVED HYDROPHOBIC STABILITY - An electrical insulating composition that can be used in high voltage applications. The electrically insulating composition includes silicone rubber and has improved hydrophobic stability over other silicone rubbers. The material is particularly suited to be used in high voltage (> | 02-11-2010 |
| 20100139951 | INSULATOR MATERIAL AND METHOD FOR MANUFACTURING THEREOF - Vacuum filled hollow alveoles embedded in an insulation material in order to arrive at a light weight insulation material using the high breakdown voltage of evacuated cavities, i.e. alveoles at a vacuum lower than the minimum of the Paschen law. Pressurized hollow alveoles embedded in an insulation material in order to arrive at a light weight insulation material using the high breakdown voltage of pressurized cavities, i.e. alveoles at a pressure higher than the minimum of the Paschen law. | 06-10-2010 |
| 20100147555 | NON-WOVEN SHEET CONTAINING FIBERS WITH SHEATH/CORE CONSTRUCTION - A non-woven sheet contains sheath/core polymer fibers with the polymer in the sheath having a melting point at least 15 degrees centigrade higher than the melting point of the polymer of the core. Preferably, the polymer of the sheath is polyphenylenesulfide and the polymer of the core is polyethyleneterephthlate. The nonwoven sheet can be used with a film to make a composite laminate suitable for use in electrical insulation. | 06-17-2010 |
| 20100288533 | Foamable Fluoropolymer Composition - A foamable fluoropolymer composition containing foam cell nucleating agent is provided, wherein the fluoropolymer comprises melt-fabricable tetrafluoroethylene-/hexafluoropropylene copolymer and tetrafluoroethylene/perfluoro(alkyl vinyl ether) copolymer, wherein the alkyl contains 1 to 4 carbon atoms, wherein the melting temperature of said tetrafluoroethylene/perfluoro(alkyl vinyl ether) copolymer is no more than 35° C. greater than the melting temperature of said tetrafluoroethylene/hexafluoropropylene copolymer, and/or wherein said tetrafluoroethylene/hexafluoropropylene copolymer and said tetrafluoroethylene/perfluoro(alkyl vinyl ether) copolymer each have a melt flow rate (MFR) within the range of 1 to 40 g/10 min and the MFR of one of said copolymers is at least twice that of the other of said copolymers. | 11-18-2010 |
| 20120103661 | ELECTRICAL INSULATING SHEET AND METHOD FOR MANUFACTURING THE SAME - The present invention aims to provide an electrical insulating sheet having excellent heat resistance, electrical insulating properties, impregnating property with resin and insulating oil, mechanical strength and dimensional stability which is demanded for rotating electric machines, stationary electric machines (such as a transformer) and electric wire cables. According to the present invention, there is provided an electrical insulating sheet which uses, as a support, a woven or nonwoven fabric comprising polyester fiber and/or polyphenylene sulfide fiber, characterized in that the voids among the fibers of the support are filled with a heat resistant resin having continuous pores. | 05-03-2012 |
| 20120193124 | SAFETY ARM PIN - A power line insulating assembly and safety arm pin comprising: an insulating section, where said insulating section includes an end portion where a right hand threaded section is provided at the end portion for securing the insulator section to the power linen hardware, wherein the insulating section abuts a arm nut and shoulder assembly; and a safety arm pin connected to the insulating section via the nut and shoulder assembly, where arm pin includes a left handed threaded section to receive hardware for mounting the assembly on a power line transmission assembly, where said hardware is removable without loosening of the insulating section. The hardware for mounting may include a square washer, a left-handed nut and left-handed lock. | 08-02-2012 |
| 20120111605 | CURABLE SOL-GEL COMPOSITION - Curable sol-gel composition useful for modifying the surface of a conventional electrical insulation system and providing said surface with an improved tracking and erosion resistance, wherein said sol-gel composition includes: (a) cyclo-aliphatic epoxy resin compound containing at least two 1,2-epoxy groups per molecule [component (a)]; (b) a glycidoxypropane-tri(C | 05-10-2012 |
| 20120217040 | BIAXIALLY ORIENTED FILM FOR ELECTRICAL INSULATION AND FILM CAPACITOR MADE USING BIAXIALLY ORIENTED FILM FOR ELECTRICAL INSULATION - Disclosed is a biaxially oriented film for electrical insulation having even better withstand voltage characteristics than before together with excellent film-forming properties. The biaxially oriented film for electrical insulation of the invention is a film that includes a substrate layer containing a crystalline thermoplastic resin as a main component. The substrate layer contains a phenolic stabilizer in an amount of 0.001 wt % or more and 3 wt % or less based on the weight of the substrate layer. The phenolic stabilizer is an alkylenebisamide-type hindered phenol. | 08-30-2012 |
| 20080202793 | ELECTRICAL INSULATION SYSTEM BASED ON POLY(BUTYLENE TEREPHTHALATE) - An electrical insulation system and method are disclosed which are based on poly(butylene terephthalate), wherein the poly(butylene terephthalate) contains a polymerized cyclic low molecular weight oligomeric poly(butylene terephthalate) resin. At least one filler material or a mixture of filler materials can be included. At least one hydrophobic compound or a mixture of hydrophobic compounds can also be included. | 08-28-2008 |
| 20090107697 | CARD INSULATOR WITH PROVISION FOR CONFORMANCE TO COMPONENT HEIGHT CHANGES - A card insulator is formed with slits that conform to height changes required by the components mounted to a card. The insulative sheet has simple linear slits that extend completely through the sheet and allow the insulator to deform with simple linear bends when contacted by the tall components mounted to the card. The linear bends allow the surface of the deformed insulator to be flexible without budding the insulator and without bowing the card. | 04-30-2009 |
| 20100018750 | CURABLE EPOXY RESIN COMPOSITION - A curable epoxy resin composition is provided. The composition includes at least one diglycidyl ether of bisphenol A (DGEBA) and at least one diglycidyl ether of bisphenol F (DGEBF) as epoxy resins, in which the weight ratio of DGEBA:DGEBF is within the range of about 15:85 to 45:55; (ii) an anhydride hardener; (iii) and at least one plasticizer. The composition can additionally include a catalyst, at least one filler material and/or further additives. The dynamic complex viscosity value (η*) of the composition is within the range of 0.1 to 20 Pa·s. The present disclosure also provides a process for making the composition and electrical articles including an electrical insulation system made from the composition. | 01-28-2010 |
| 20100200274 | Electric Insulation Device And An Electric Device Provided Therewith - An electric insulation device, including a chamber and an electrically insulating element formed by a cast polymer solidified into an elastic state inside the chamber. The electrically insulating element includes a plurality of particles of a ceramic that has a higher thermal conductivity than the one of the polymer. | 08-12-2010 |
| 20100319964 | CAST INSULATION RESIN FOR ELECTRIC APPARATUS AND HIGH VOLTAGE ELECTRIC APPARATUS USING THE SAME - A cast insulation resin for an electric apparatus having an improved fracture toughness is provided. The cast insulation resin for an electric apparatus is a cast insulation resin used in an electric apparatus, comprising at least either a polar fine elastomer particle or a liquid elastomer having a polar molecule dispersed in an epoxy resin, and a filler formed of at least either an inorganic compound or an inorganic compound having a modified surface thereon with an organic compound. | 12-23-2010 |
| 20100326699 | Polymeric High Voltage Insulator with a Hard, Hydrophobic Surface - The present invention relates to phase separated siloxane-hydrocarbon copolymer surfaces which are hard and hydrophobic and can be superhydrophobic by the addition of nanoparticles. More specifically the siloxane oligomer/polymer precursor is terminated with (a) chemically reactive group(s). The bond between the siloxane moiety and the hydrocarbon functional moiety is a Si atom directly bonded to a carbon atom. It is applied (for example) to the entire surface of a fibre reinforced and void-free polymer concrete core with 60 to 88% polymeric and inorganic fillers for application as a high voltage insulator. The product has high mechanical strength, impact resistance and good electrical insulation properties. The coating provides good UV resistance, hydrophobicity and a hard self-cleaning surface for use as outdoor high voltage electrical insulator in areas of high pollution with low leakage currents when energised and can also be applied to other products. | 12-30-2010 |
| 20110000698 | Nano-Sized Ultrathin-Film Dielectric, Process for Producing the Same and Nano-Sized Ultrathin Film Dielectric Device - A nano-sized ultrathin film dielectric composed mainly of either a single nanosheet of titanium oxide obtained by exfoliating layer titanium oxide or a laminate thereof. Thus, there can be accomplished low-temperature production of a dielectric device that simultaneously realizes high dielectric constant and excellent insulating performance in nanoregions and reduces influences of substrate interface deterioration and nonstoichiometry. | 01-06-2011 |
| 20110017494 | INSULATING COMPOSITIONS AND DEVICES INCORPORATING THE SAME - Provided are compositions that include a dielectric matrix material defining multiple voids of substantially uniform respective dimension and configured as a substantially uniform array. The voids may be configured such that charges that accumulate at surfaces of at least some of the voids when the composition is immersed in a uniform external electric field interact with charges that accumulate at surfaces of at least others of the voids to cause movement of the respective charges in a direction having a component transverse to the electric field. Hollow particles may be disposed within respective voids of the array of voids defined by the matrix material, and particles, such as, for example, ceramic, varistor, and/or inorganic dielectric particles, may be incorporated within the matrix material. Associated devices are also provided. | 01-27-2011 |
| 20110048769 | INSULATING FILM, METHOD OF MANUFACTURING THE SAME, AND SEMICONDUCTOR DEVICE - An exemplary aspect of the invention provides an insulating film which has a high dielectric constant and has small leakage current even when it is sandwiched between electrodes. The insulating film comprises two zirconium oxide layers in crystallized state; and an intergranular isolating layer composed of an amorphous material having a dielectric constant higher than that of zirconium oxide in crystallized state; wherein the intergranular isolating layer is sandwiched between the two zirconium oxide layers. The insulating film is properly used as a capacitive insulating film in a semiconductor device comprising a memory cell including a capacitor element having the capacitive insulating film between an upper electrode and a lower electrode, or as an intergate insulating film in a semiconductor device comprising a nonvolatile memory device having the intergate insulating film between a control gate electrode and a floating gate electrode. | 03-03-2011 |
| 20110073349 | DEVICE FOR PREVENTING THE ESTABLISHMENT OF AN ELECTRIC ARC BETWEEN TWO CONDUCTIVE ELEMENTS - The invention concerns a device for preventing the establishment of an electric arc between adjacent portions ( | 03-31-2011 |
| 20110094772 | METHOD FOR PRODUCING WATER TREE-RESISTANT, TRXLPE-TYPE CABLE SHEATH - TRXLPE-type cable sheaths are prepared by a method in which a solid polymer is mixed with a liquid water tree-resistant agent either by dosing or direct injection. In the dosing method, the solid polymer, e.g., high pressure LDPE, is sprayed or otherwise contacted with the liquid agent, e.g., PEG, the agent is allowed to absorb into the polymer, and the polymer with absorbed agent is then fed to an extrusion apparatus for extrusion over a sheathed or unsheathed wire or optic fiber. In the direct injection method, the solid polymer is first fed to an extrusion apparatus, and the liquid agent is sprayed or otherwise contacted with the polymer before the two are blended with one another through the action of the mixing elements of the apparatus. | 04-28-2011 |
| 20110220394 | INSULATION WITH MICRO OXIDE PARTICLES - A composite insulation that comprises an insulating material and amorphous micro oxide particles added to the insulating material by at least 1% weight of the composition insulation wherein the micro oxide particles provide at least one of an increase in the flame retardancy of the insulating material, a reduction in smoke generated, and an improvement in the electrical properties of the insulating material. | 09-15-2011 |
| 20120199377 | FOAMABLE FLUOROPOLYMER COMPOSITION - A foamable fluoropolymer composition containing foam cell nucleating agent is provided, wherein the fluoropolymer comprises melt-fabricable tetrafluoroethylene-/hexafluoropropylene copolymer and tetrafluoroethylene/perfluoro(alkyl vinyl ether) copolymer, wherein the alkyl contains 1 to 4 carbon atoms, wherein the melting temperature of said tetrafluoroethylene/perfluoro(alkyl vinyl ether) copolymer is no more than 35° C. greater than the melting temperature of said tetrafluoroethylene/hexafluoropropylene copolymer, and/or wherein said tetrafluoroethylene/hexafluoropropylene copolymer and said tetrafluoroethylene/perfluoro(alkyl vinyl ether) copolymer each have a melt flow rate (MFR) within the range of 1 to 40 g/10 min and the MFR of one of said copolymers is at least twice that of the other of said copolymers. | 08-09-2012 |
| 20140054063 | METHOD OF MANUFACTURING A COMPOSITE INSULATOR USING A RESIN WITH HIGH THERMAL PERFORMANCE - The method of fabricating a very high, high, or medium voltage composite insulator ( | 02-27-2014 |
| 20220140575 | SPARK PLUG INSULATOR AND METHOD OF MAKING SAME - A spark plug insulator comprising a ceramic body with a photopolymerized and sintered microstructure. The spark plug insulator can have one or more complex geometries, such as dual axial bores, channels or grooves for wiring or the like, or internal wells. In one embodiment, an internal well is situated in the nose portion of the axial bore. The internal well has a terminal end, a base, and a ceramic bounding ring that is diametrically reduced with respect to a diameter at the base of the internal well. In some embodiments, there is a center electrode shield portion adjacent the internal well, where a diameter of the center electrode shield portion is diametrically reduced with respect to the diameter at the base of the internal well. | 05-05-2022 |
| Entries |
| Document | Title | Date |
|---|
| 20080257582 | Sleeve For an Electrical Cable - The sleeve for an electric cable comprises two bodies ( | 10-23-2008 |
| 20080296045 | Method For Manufacturing a Post Insulator and a Post Insulator - A method for manufacturing a post insulator. A core is introduced into a tube of an insulating stiff material while leaving a small circumferential space separating the core and inner walls of the tube. Adhesive is introduced under an overpressure into an interior of the tube and is cured while maintaining an overpressure in the interior of the tube. | 12-04-2008 |
| 20090173519 | Insulating Element For Busbars And Insulating And Supporting Device For Busbars Comprising This Element - The present invention relates to an insulating element ( | 07-09-2009 |
| 20100032187 | SILICONE RUBBER WITH IMPROVED HYDROPHOBIC STABILITY - An electrical insulating composition that can be used in high voltage applications. The electrically insulating composition includes silicone rubber and has improved hydrophobic stability over other silicone rubbers. The material is particularly suited to be used in high voltage (> | 02-11-2010 |
| 20100139951 | INSULATOR MATERIAL AND METHOD FOR MANUFACTURING THEREOF - Vacuum filled hollow alveoles embedded in an insulation material in order to arrive at a light weight insulation material using the high breakdown voltage of evacuated cavities, i.e. alveoles at a vacuum lower than the minimum of the Paschen law. Pressurized hollow alveoles embedded in an insulation material in order to arrive at a light weight insulation material using the high breakdown voltage of pressurized cavities, i.e. alveoles at a pressure higher than the minimum of the Paschen law. | 06-10-2010 |
| 20100147555 | NON-WOVEN SHEET CONTAINING FIBERS WITH SHEATH/CORE CONSTRUCTION - A non-woven sheet contains sheath/core polymer fibers with the polymer in the sheath having a melting point at least 15 degrees centigrade higher than the melting point of the polymer of the core. Preferably, the polymer of the sheath is polyphenylenesulfide and the polymer of the core is polyethyleneterephthlate. The nonwoven sheet can be used with a film to make a composite laminate suitable for use in electrical insulation. | 06-17-2010 |
| 20100288533 | Foamable Fluoropolymer Composition - A foamable fluoropolymer composition containing foam cell nucleating agent is provided, wherein the fluoropolymer comprises melt-fabricable tetrafluoroethylene-/hexafluoropropylene copolymer and tetrafluoroethylene/perfluoro(alkyl vinyl ether) copolymer, wherein the alkyl contains 1 to 4 carbon atoms, wherein the melting temperature of said tetrafluoroethylene/perfluoro(alkyl vinyl ether) copolymer is no more than 35° C. greater than the melting temperature of said tetrafluoroethylene/hexafluoropropylene copolymer, and/or wherein said tetrafluoroethylene/hexafluoropropylene copolymer and said tetrafluoroethylene/perfluoro(alkyl vinyl ether) copolymer each have a melt flow rate (MFR) within the range of 1 to 40 g/10 min and the MFR of one of said copolymers is at least twice that of the other of said copolymers. | 11-18-2010 |
| 20120103661 | ELECTRICAL INSULATING SHEET AND METHOD FOR MANUFACTURING THE SAME - The present invention aims to provide an electrical insulating sheet having excellent heat resistance, electrical insulating properties, impregnating property with resin and insulating oil, mechanical strength and dimensional stability which is demanded for rotating electric machines, stationary electric machines (such as a transformer) and electric wire cables. According to the present invention, there is provided an electrical insulating sheet which uses, as a support, a woven or nonwoven fabric comprising polyester fiber and/or polyphenylene sulfide fiber, characterized in that the voids among the fibers of the support are filled with a heat resistant resin having continuous pores. | 05-03-2012 |
| 20120193124 | SAFETY ARM PIN - A power line insulating assembly and safety arm pin comprising: an insulating section, where said insulating section includes an end portion where a right hand threaded section is provided at the end portion for securing the insulator section to the power linen hardware, wherein the insulating section abuts a arm nut and shoulder assembly; and a safety arm pin connected to the insulating section via the nut and shoulder assembly, where arm pin includes a left handed threaded section to receive hardware for mounting the assembly on a power line transmission assembly, where said hardware is removable without loosening of the insulating section. The hardware for mounting may include a square washer, a left-handed nut and left-handed lock. | 08-02-2012 |
| 20120111605 | CURABLE SOL-GEL COMPOSITION - Curable sol-gel composition useful for modifying the surface of a conventional electrical insulation system and providing said surface with an improved tracking and erosion resistance, wherein said sol-gel composition includes: (a) cyclo-aliphatic epoxy resin compound containing at least two 1,2-epoxy groups per molecule [component (a)]; (b) a glycidoxypropane-tri(C | 05-10-2012 |
| 20120217040 | BIAXIALLY ORIENTED FILM FOR ELECTRICAL INSULATION AND FILM CAPACITOR MADE USING BIAXIALLY ORIENTED FILM FOR ELECTRICAL INSULATION - Disclosed is a biaxially oriented film for electrical insulation having even better withstand voltage characteristics than before together with excellent film-forming properties. The biaxially oriented film for electrical insulation of the invention is a film that includes a substrate layer containing a crystalline thermoplastic resin as a main component. The substrate layer contains a phenolic stabilizer in an amount of 0.001 wt % or more and 3 wt % or less based on the weight of the substrate layer. The phenolic stabilizer is an alkylenebisamide-type hindered phenol. | 08-30-2012 |
| 20080202793 | ELECTRICAL INSULATION SYSTEM BASED ON POLY(BUTYLENE TEREPHTHALATE) - An electrical insulation system and method are disclosed which are based on poly(butylene terephthalate), wherein the poly(butylene terephthalate) contains a polymerized cyclic low molecular weight oligomeric poly(butylene terephthalate) resin. At least one filler material or a mixture of filler materials can be included. At least one hydrophobic compound or a mixture of hydrophobic compounds can also be included. | 08-28-2008 |
| 20090107697 | CARD INSULATOR WITH PROVISION FOR CONFORMANCE TO COMPONENT HEIGHT CHANGES - A card insulator is formed with slits that conform to height changes required by the components mounted to a card. The insulative sheet has simple linear slits that extend completely through the sheet and allow the insulator to deform with simple linear bends when contacted by the tall components mounted to the card. The linear bends allow the surface of the deformed insulator to be flexible without budding the insulator and without bowing the card. | 04-30-2009 |
| 20100018750 | CURABLE EPOXY RESIN COMPOSITION - A curable epoxy resin composition is provided. The composition includes at least one diglycidyl ether of bisphenol A (DGEBA) and at least one diglycidyl ether of bisphenol F (DGEBF) as epoxy resins, in which the weight ratio of DGEBA:DGEBF is within the range of about 15:85 to 45:55; (ii) an anhydride hardener; (iii) and at least one plasticizer. The composition can additionally include a catalyst, at least one filler material and/or further additives. The dynamic complex viscosity value (η*) of the composition is within the range of 0.1 to 20 Pa·s. The present disclosure also provides a process for making the composition and electrical articles including an electrical insulation system made from the composition. | 01-28-2010 |
| 20100200274 | Electric Insulation Device And An Electric Device Provided Therewith - An electric insulation device, including a chamber and an electrically insulating element formed by a cast polymer solidified into an elastic state inside the chamber. The electrically insulating element includes a plurality of particles of a ceramic that has a higher thermal conductivity than the one of the polymer. | 08-12-2010 |
| 20100319964 | CAST INSULATION RESIN FOR ELECTRIC APPARATUS AND HIGH VOLTAGE ELECTRIC APPARATUS USING THE SAME - A cast insulation resin for an electric apparatus having an improved fracture toughness is provided. The cast insulation resin for an electric apparatus is a cast insulation resin used in an electric apparatus, comprising at least either a polar fine elastomer particle or a liquid elastomer having a polar molecule dispersed in an epoxy resin, and a filler formed of at least either an inorganic compound or an inorganic compound having a modified surface thereon with an organic compound. | 12-23-2010 |
| 20100326699 | Polymeric High Voltage Insulator with a Hard, Hydrophobic Surface - The present invention relates to phase separated siloxane-hydrocarbon copolymer surfaces which are hard and hydrophobic and can be superhydrophobic by the addition of nanoparticles. More specifically the siloxane oligomer/polymer precursor is terminated with (a) chemically reactive group(s). The bond between the siloxane moiety and the hydrocarbon functional moiety is a Si atom directly bonded to a carbon atom. It is applied (for example) to the entire surface of a fibre reinforced and void-free polymer concrete core with 60 to 88% polymeric and inorganic fillers for application as a high voltage insulator. The product has high mechanical strength, impact resistance and good electrical insulation properties. The coating provides good UV resistance, hydrophobicity and a hard self-cleaning surface for use as outdoor high voltage electrical insulator in areas of high pollution with low leakage currents when energised and can also be applied to other products. | 12-30-2010 |
| 20110000698 | Nano-Sized Ultrathin-Film Dielectric, Process for Producing the Same and Nano-Sized Ultrathin Film Dielectric Device - A nano-sized ultrathin film dielectric composed mainly of either a single nanosheet of titanium oxide obtained by exfoliating layer titanium oxide or a laminate thereof. Thus, there can be accomplished low-temperature production of a dielectric device that simultaneously realizes high dielectric constant and excellent insulating performance in nanoregions and reduces influences of substrate interface deterioration and nonstoichiometry. | 01-06-2011 |
| 20110017494 | INSULATING COMPOSITIONS AND DEVICES INCORPORATING THE SAME - Provided are compositions that include a dielectric matrix material defining multiple voids of substantially uniform respective dimension and configured as a substantially uniform array. The voids may be configured such that charges that accumulate at surfaces of at least some of the voids when the composition is immersed in a uniform external electric field interact with charges that accumulate at surfaces of at least others of the voids to cause movement of the respective charges in a direction having a component transverse to the electric field. Hollow particles may be disposed within respective voids of the array of voids defined by the matrix material, and particles, such as, for example, ceramic, varistor, and/or inorganic dielectric particles, may be incorporated within the matrix material. Associated devices are also provided. | 01-27-2011 |
| 20110048769 | INSULATING FILM, METHOD OF MANUFACTURING THE SAME, AND SEMICONDUCTOR DEVICE - An exemplary aspect of the invention provides an insulating film which has a high dielectric constant and has small leakage current even when it is sandwiched between electrodes. The insulating film comprises two zirconium oxide layers in crystallized state; and an intergranular isolating layer composed of an amorphous material having a dielectric constant higher than that of zirconium oxide in crystallized state; wherein the intergranular isolating layer is sandwiched between the two zirconium oxide layers. The insulating film is properly used as a capacitive insulating film in a semiconductor device comprising a memory cell including a capacitor element having the capacitive insulating film between an upper electrode and a lower electrode, or as an intergate insulating film in a semiconductor device comprising a nonvolatile memory device having the intergate insulating film between a control gate electrode and a floating gate electrode. | 03-03-2011 |
| 20110073349 | DEVICE FOR PREVENTING THE ESTABLISHMENT OF AN ELECTRIC ARC BETWEEN TWO CONDUCTIVE ELEMENTS - The invention concerns a device for preventing the establishment of an electric arc between adjacent portions ( | 03-31-2011 |
| 20110094772 | METHOD FOR PRODUCING WATER TREE-RESISTANT, TRXLPE-TYPE CABLE SHEATH - TRXLPE-type cable sheaths are prepared by a method in which a solid polymer is mixed with a liquid water tree-resistant agent either by dosing or direct injection. In the dosing method, the solid polymer, e.g., high pressure LDPE, is sprayed or otherwise contacted with the liquid agent, e.g., PEG, the agent is allowed to absorb into the polymer, and the polymer with absorbed agent is then fed to an extrusion apparatus for extrusion over a sheathed or unsheathed wire or optic fiber. In the direct injection method, the solid polymer is first fed to an extrusion apparatus, and the liquid agent is sprayed or otherwise contacted with the polymer before the two are blended with one another through the action of the mixing elements of the apparatus. | 04-28-2011 |
| 20110220394 | INSULATION WITH MICRO OXIDE PARTICLES - A composite insulation that comprises an insulating material and amorphous micro oxide particles added to the insulating material by at least 1% weight of the composition insulation wherein the micro oxide particles provide at least one of an increase in the flame retardancy of the insulating material, a reduction in smoke generated, and an improvement in the electrical properties of the insulating material. | 09-15-2011 |
| 20120199377 | FOAMABLE FLUOROPOLYMER COMPOSITION - A foamable fluoropolymer composition containing foam cell nucleating agent is provided, wherein the fluoropolymer comprises melt-fabricable tetrafluoroethylene-/hexafluoropropylene copolymer and tetrafluoroethylene/perfluoro(alkyl vinyl ether) copolymer, wherein the alkyl contains 1 to 4 carbon atoms, wherein the melting temperature of said tetrafluoroethylene/perfluoro(alkyl vinyl ether) copolymer is no more than 35° C. greater than the melting temperature of said tetrafluoroethylene/hexafluoropropylene copolymer, and/or wherein said tetrafluoroethylene/hexafluoropropylene copolymer and said tetrafluoroethylene/perfluoro(alkyl vinyl ether) copolymer each have a melt flow rate (MFR) within the range of 1 to 40 g/10 min and the MFR of one of said copolymers is at least twice that of the other of said copolymers. | 08-09-2012 |
| 20140054063 | METHOD OF MANUFACTURING A COMPOSITE INSULATOR USING A RESIN WITH HIGH THERMAL PERFORMANCE - The method of fabricating a very high, high, or medium voltage composite insulator ( | 02-27-2014 |
| 20220140575 | SPARK PLUG INSULATOR AND METHOD OF MAKING SAME - A spark plug insulator comprising a ceramic body with a photopolymerized and sintered microstructure. The spark plug insulator can have one or more complex geometries, such as dual axial bores, channels or grooves for wiring or the like, or internal wells. In one embodiment, an internal well is situated in the nose portion of the axial bore. The internal well has a terminal end, a base, and a ceramic bounding ring that is diametrically reduced with respect to a diameter at the base of the internal well. In some embodiments, there is a center electrode shield portion adjacent the internal well, where a diameter of the center electrode shield portion is diametrically reduced with respect to the diameter at the base of the internal well. | 05-05-2022 |
