H01BCABLESCONDUCTORSINSULATORSSELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES selection for magnetic properties H01F1/00; waveguides H01P ; printed circuits H05KGroup H01B12/00 takes precedence over groups H01B5/00 - H01B11/00.In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme. H01B1/00 H01B1/00Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductorsGroups H01B1/14 - H01B1/24 take precedence over groups H01B1/02 - H01B1/12 H01B1/02mainly consisting of metals or alloys H01B1/023Alloys based on aluminium H01B1/026Alloys based on copper H01B1/04mainly consisting of carbon-silicon compounds, carbon or silicon H01B1/06mainly consisting of other non-metallic substances H01B1/08oxides H01B1/10sulfides H01B1/12organic substances organic macromolecular compounds or compositions C08 H01B1/121Charge-transfer complexes H01B1/122Ionic conductors H01B1/124Intrinsically conductive polymers H01B1/125comprising aliphatic main chains, e.g. polyactylenes H01B1/127comprising five-membered aromatic rings in the main chain, e.g. polypyrroles, polythiophenes H01B1/128comprising six-membered aromatic rings in the main chain, e.g. polyanilines, polyphenylenes H01B1/14Conductive material dispersed in non-conductive inorganic material H01B1/16the conductive material comprising metals or alloys H01B1/18the conductive material comprising carbon-silicon compounds, carbon or silicon H01B1/20Conductive material dispersed in non-conductive organic material organic macromolecular compounds or compositions C08 H01B1/22the conductive material comprising metals or alloys H01B1/24the conductive material comprising carbon-silicon compounds, carbon or silicon H01B3/00Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties H01B3/002Inhomogeneous material in general H01B3/004with conductive additives or conductive layers H01B3/006Other inhomogeneous material H01B3/008Other insulating material H01B3/02mainly consisting of inorganic substances H01B3/025Other inorganic material H01B3/04mica H01B3/06asbestos H01B3/065Wires with asbestos H01B3/08quartzglassglass woolslag woolvitreous enamels H01B3/081Wires with vitreous enamels H01B3/082Wires with glass or glass wool H01B3/084Glass or glass wool in binder H01B3/085Particles bound with glass H01B3/087Chemical composition of glass H01B3/088Shaping of glass or deposition of glass H01B3/10metallic oxides ceramics H01B3/12 H01B3/105Wires with oxides H01B3/12ceramics H01B3/14cements H01B3/16gases H01B3/18mainly consisting of organic substances organic macromolecular compounds or compositions C08 H01B3/185Substances or derivates of cellulose H01B3/20liquids, e.g. oils silicone oils H01B3/46 H01B3/22hydrocarbons H01B3/24containing halogen in the molecules, e.g. halogenated oils H01B3/26asphaltsbitumenspitches H01B3/28natural or synthetic rubbers H01B3/30plasticsresinswaxes
Group H01B3/47 takes precedence over groups H01B3/32 - H01B3/46 H01B3/301Macromolecular compounds obtained by reactions forming a linkage containing sulfur with or without nitrogen, oxygen or carbon in the main chain of the macromolecule, not provided for in group H01B3/302 H01B3/302Polyurethanes or polythiourethanes; Polyurea or polythiourea H01B3/303Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups H01B3/38 or H01B3/302 H01B3/305Polyamides or polyesteramides H01B3/306Polyimides or polyesterimides H01B3/307Other macromolecular compounds H01B3/308Wires with resins H01B3/32natural resins H01B3/34Waxes silicone waxes H01B3/46 H01B3/36condensation products of phenols with aldehydes or ketones H01B3/38condensation products of aldehydes with amines or amides H01B3/40epoxy resins H01B3/42polyesterspolyetherspolyacetals H01B3/421Polyesters H01B3/422Linear saturated polyesters derived from dicarboxylic acids and dihydroxy compounds H01B3/423Linear aromatic polyesters H01B3/425Non-saturated polyesters derived from polycarboxylic acids and polyhydroxy compounds, in which at least one of the two components contains aliphatic unsaturation H01B3/426Polycarbonates H01B3/427Polyethers H01B3/428Polyacetals H01B3/44vinyl resinsacrylic resins silicones H01B3/46 H01B3/441from alkenes H01B3/442from aromatic vinyl compounds H01B3/443from vinylhalogenides or other halogenoethylenic compounds H01B3/445from vinylfluorides or other fluoroethylenic compounds H01B3/446from vinylacetals H01B3/447from acrylic compounds H01B3/448from other vinyl compounds H01B3/46silicones H01B3/465Silicone oils H01B3/47fibre-reinforced plastics, e.g. glass-reinforced plastics H01B3/48fibrous materials fibre-reinforced plastics H01B3/47 H01B3/485Other fibrous materials fabric H01B3/50fabric H01B3/52woodpaperpress board H01B3/54hard paperhard fabrics H01B3/545Hard fabrics H01B3/56gases H01B5/00Non-insulated conductors or conductive bodies characterised by their form H01B5/002Auxiliary arrangements H01B5/004for protection against corona H01B5/006for protection against vibrations H01B5/008Fence-wire not otherwise provided for wire fencing E04H17/02 H01B5/02Single bars, rods, wires, or strips H01B5/04wound or coiled H01B5/06Single tubes H01B5/08Several wires or the like stranded in the form of a rope H01B5/10stranded around a space, insulating material, or dissimilar conducting material H01B5/101stranded around a space H01B5/102stranded around a high tensile strength core H01B5/104composed of metallic wires, e.g. steel wires H01B5/105composed of synthetic filaments, e.g. glass-fibres H01B5/107stranded around a core supporting radial stresses, e.g. a tube, a wire helix H01B5/108stranded around communication or control conductors H01B5/12Braided wires or the like H01B5/14comprising conductive layers or films on insulating-supports H01B5/16comprising conductive material in insulating or poorly conductive material, e.g. conductive rubber H01B1/14, H01B1/20 take precedence; insulating bodies with conductive admixtures H01B17/64; conductive paints C09D5/24 H01B7/00Insulated conductors or cables characterised by their form H01B7/0009Details relating to the conductive cores H01B7/0018Strip or foil conductors H01B7/08 takes precedence H01B7/0027Liquid conductors H01B7/0036Alkali metal conductors H01B7/0045Cable-harnesses H01B7/0054Cables with incorporated electric resistances H01B7/0063Ignition cables H01B7/0072Electrical cables comprising fluid supply conductors H01B7/0081Cables of rigid construction rigid-tube cables H01B7/16 H01B7/009Cables with built-in connecting points or with predetermined areas for making deviations H01B7/02Disposition of insulation H01B7/0208Cables with several layers of insulating material H01B7/0216Two layers H01B7/0225Three or more layers H01B7/0233Cables with a predominant gas dielectric H01B7/0241comprising one or more helical wrapped layers of insulation H01B7/025comprising in addition one or more other layers of non-helical wrapped insulation H01B7/0258comprising one or more longitudinal lapped layers of insulation H01B7/0266comprising one or more braided layers of insulation H01B7/0275comprising one or more extruded layers of insulation H01B7/0283comprising in addition one or more other layers of non-extruded insulation H01B7/0291comprising two or more layers of insulation having different electrical properties H01B7/04Flexible cables, conductors, or cords, e.g. trailing cables H01B7/041attached to mobile objects, e.g. portable tools, elevators, mining equipment, hoisting cables H01B7/043attached to flying objects, e.g. aircraft towline, cables connecting an aerodyne to the ground H01B7/045attached to marine objects, e.g. buoys, diving equipment, aquatic probes, marine towline H01B7/046attached to objects sunk in bore holes, e.g. well drilling means, well pumps H01B7/048for implantation into a human or animal body, e.g. pacemaker leads H01B7/06Extensible conductors or cables, e.g. self-coiling cords H01B7/065having the shape of an helix H01B7/08Flat or ribbon cables H01B7/0807Twin conductor or cable H01B7/0815covered with gluten for wall-fixing H01B7/0823Parallel wires, incorporated in a flat insulating profile H01B7/083Parallel wires, incorporated in a fabric H01B7/0838Parallel wires, sandwiched between two insulating layers H01B7/0846Parallel wires, fixed upon a support layer H01B7/0853Juxtaposed parallel wires, fixed to each other without a support layer H01B7/0861comprising one or more screens H01B7/0869comprising one or more armouring, tensile- or compression-resistant elements H01B7/0876comprising twisted pairs H01B7/0884comprising connection wire loops H01B7/0892incorporated in a cable of non-flat configuration H01B7/10Contact cables, i.e. having conductors which may be brought into contact by distortion of the cable H01B7/102responsive to heat H01B7/104responsive to pressure H01B7/106comprising concentric conductors H01B7/108comprising parallel conductors H01B7/12Floating cables H01B7/14Submarine cables H01B7/145associated with hydrodynamic bodies H01B7/16Rigid-tube cables H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring H01B7/18Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring H01B7/1805Protections not provided for in groups H01B7/182 - H01B7/26 H01B7/181composed of beads or rings H01B7/1815composed of longitudinal inserts H01B7/182comprising synthetic filaments H01B7/1825forming part of a high tensile strength core H01B7/183forming part of an outer sheath H01B7/1835Sheaths comprising abrasive charges H01B7/184Sheaths comprising grooves, ribs or other projections H01B7/1845Sheaths comprising perforations H01B7/185Sheaths comprising internal cavities or channels H01B7/1855Sheaths comprising helical wrapped non-metallic layers H01B7/186Sheaths comprising longitudinal lapped non-metallic layers H01B7/1865Sheaths comprising braided non-metallic layers H01B7/187Sheaths comprising extruded non-metallic layers H01B7/1875Multi-layer sheaths H01B7/188Inter-layer adherence promoting means H01B7/1885Inter-layer adherence preventing means H01B7/189Radial force absorbing layers providing a cushioning effect H01B7/185 takes precedence H01B7/1895Internal space filling-up means H01B7/20Metal tubes, e.g. lead sheaths H01B7/201Extruded metal tubes H01B7/202Longitudinal lapped metal tubes H01B7/204composed of lead H01B7/205composed of aluminium H01B7/207composed of iron or steel H01B7/208composed of composite laminated metals H01B7/22Metal wires or tapes, e.g. made of steel H01B7/221Longitudinally placed metal wires or tapes H01B7/223forming part of a high tensile strength core H01B7/225forming part of an outer sheath H01B7/226Helicoidally wound metal wires or tapes H01B7/228Metal braid H01B7/24Devices affording localised protection against mechanical force or pressure H01B7/26Reduction of losses in sheaths or armouring H01B7/28Protection against damage caused by moisture, corrosion, chemical attack or weather H01B7/2806Protection against damage caused by corrosion H01B7/2813Protection against damage caused by electrical, chemical or water tree deterioration H01B7/282Preventing penetration of fluid , e.g. water or humidity, into conductor or cable H01B7/2825using a water impermeable sheath H01B7/285by completely or partially filling interstices in the cable H01B7/2855using foamed plastic H01B7/288using hygroscopic material or material swelling in the presence of liquid H01B7/29Protection against damage caused by extremes of temperature or by flame heat dissipation or conduction H01B7/42 H01B7/292using material resistant to heat H01B7/295using material resistant to flame H01B7/30with arrangements for reducing conductor losses when carrying alternating current, e.g. due to skin effect H01B7/303Conductors comprising interwire insulation H01B7/306Transposed conductors H01B7/32with arrangements for indicating defects, e.g. breaks or leaks H01B7/322comprising humidity sensing means H01B7/324comprising temperature sensing means H01B7/326comprising pressure sensing means H01B7/328comprising violation sensing means H01B7/36with distinguishing or length marks H01B7/361being the colour of the insulation or conductor H01B7/363being the form of the insulation or conductor H01B7/365being indicia imposed on the insulation or conductor H01B7/366being a tape, thread or wire extending the full length of the conductor or cable H01B7/368being a sleeve, ferrule, tag, clip, label or short length strip H01B7/38with arrangements for facilitating removal of insulation H01B7/385comprising a rip cord or wire H01B7/40with arrangements for facilitating mounting or securing H01B7/42with arrangements for heat dissipation or conduction H01B7/421for heat dissipation H01B7/423using a cooling fluid H01B7/425the construction being bendable H01B7/426using cooling fins, ribs H01B7/428Heat conduction H01B9/00Power cables H01B9/001Power supply cables for the electrodes of electric-welding apparatus or electric-arc furnaces H01B9/003including electrical control or communication wires H01B9/005including optical transmission elements H01B9/006Constructional features relating to the conductors H01B9/008for overhead application H01B9/02with screens or conductive layers, e.g. for avoiding large potential gradients H01B9/021Features relating to screening tape per se H01B9/022composed of longitudinal lapped tape-conductors H01B9/023composed of helicoidally wound tape-conductors H01B9/024composed of braided metal wire H01B9/025composed of helicoidally wound wire-conductors H01B9/026composed of longitudinally posed wire-conductors H01B9/027composed of semi-conducting layers H01B9/028with screen grounding means, e.g. drain wires H01B9/029Screen interconnecting circuits H01B9/04Concentric cables H01B9/06Gas-pressure cablesOil-pressure cablesCables for use in conduits under fluid pressure H01B9/0605Gas-pressure cables with enclosed conduits H01B9/0611Oil-pressure cables H01B9/0616Oil-pressure cables with enclosed conduits H01B9/0622Cables for use in conduits under gas-pressure H01B9/0627Cables for use in conduits under oil-pressure H01B9/0633Expansion-absorbing apparatus, enclosed within the cable H01B9/0638Features relating to the conductors of gas-pressure cables H01B9/0644Features relating to the dielectric of gas-pressure cables H01B9/065Tubular insulation H01B9/0655Helically wrapped insulation H01B9/0661Longitudinally wrapped insulation H01B9/0666Discontinuous insulation H01B9/0672having the shape of a disc H01B9/0677Features relating to the enclosing sheath of gas-pressure cables H01B9/0683Features relating to the conductors of oil-pressure cables H01B9/0688Features relating to the dielectric of oil-pressure cables H01B9/0694Features relating to the enclosing sheath of oil-pressure cables H01B11/00Communication cables or conductors H01B11/002Pair constructions H01B11/005Quad constructions H01B11/007for overhead application H01B11/02Cables with twisted pairs or quads H01B11/04with pairs or quads mutually positioned to reduce cross-talk H01B11/06with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens H01B11/08Screens specially adapted for reducing cross-talk H01B11/085composed of longitudinal tape conductors H01B11/10Screens specially adapted for reducing interference from external sources H01B11/1008Features relating to screening tape per se H01B11/1016composed of a longitudinal lapped tape-conductor H01B11/1025composed of a helicoidally wound tape-conductor H01B11/1033composed of a wire-braided conductor H01B11/1041composed of a helicoidally wound wire-conductor H01B11/105composed of a longitudinally posed wire-conductor H01B11/1058using a coating, e.g. a loaded polymer, ink or print H01B11/1066the coating containing conductive or semiconductive material H01B11/1075the coating being applied by printing H01B11/1083the coating containing magnetic material H01B11/1091with screen grounding means, e.g. drain wires H01B11/12Arrangements for exhibiting specific transmission characteristics H01B11/125Specially adapted cable interconnections H01B11/14Continuously inductively loaded cables, e.g. Krarup cables H01B11/143using helically wound magnetic tape H01B11/146using magnetically loaded coatings H01B11/16Cables, e.g. submarine cables, with coils or other devices incorporated during cable manufacture H01B11/18Coaxial cablesAnalogous cables having more than one inner conductor within a common outer conductorIf suitable for handling frequencies considerably beyond the audio range and if typical HF-features of coaxial cables are disclosed, e.g. propagation of non-TEM modes, multimoding, oversized coaxial cables, particular cross-section adapted for HF-propagation, classification is made in H01P3/06 H01B11/1804Construction of the space inside the hollow inner conductor H01B11/1808Construction of the conductors H01B11/1813Co-axial cables with at least one braided conductor H01B11/1817Co-axial cables with at least one metal deposit conductor H01B11/1821Co-axial cables with at least one wire-wound conductor H01B11/1826Co-axial cables with at least one longitudinal lapped tape-conductor H01B11/183Co-axial cables with at least one helicoidally wound tape-conductor H01B11/1834Construction of the insulation between the conductors H01B11/1839of cellular structure H01B11/1843of tubular structure H01B11/1847of helical wrapped structure H01B11/1852of longitudinal lapped structure H01B11/1856Discontinuous insulation H01B11/186having the shape of a disc H01B11/1865having the shape of a bead H01B11/1869Construction of the layers on the outer side of the outer conductor H01B11/1873Measures for the conductors, in order to fix the spacers H01B11/1878Special measures in order to improve the flexibility H01B11/1882Special measures in order to improve the refrigeration H01B11/1886Special measures in order to improve the centration of the inner conductor H01B11/1891comprising auxiliary conductors H01B11/1895Particular features or applications H01B11/20Cables having a multiplicity of coaxial lines H01B11/203forming a flat arrangement H01B11/206Tri-conductor coaxial cables H01B11/22Cables including at least one electrical conductor together with optical fibres H01B12/00Superconductive or hyperconductive conductors, cables, or transmission lines H01B12/02characterised by their formGroup H01B12/12 takes precedence over groups H01B12/04 - H01B12/10. H01B12/04Single wire H01B12/06Films or wires on bases or cores H01B12/08Stranded or braided wires H01B12/10Multi-filaments embedded in normal conductors H01B12/12Hollow conductors H01B12/14characterised by the disposition of thermal insulation H01B12/16characterised by cooling H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables H01B13/0003for feeding conductors or cables H01B13/0006for reducing the size of conductors or cables H01B13/0009for forming corrugations on conductors or cables H01B13/0013for embedding wires in plastic layers H01B13/0016for heat treatment H01B13/002for heat extraction H01B13/0023for welding together plastic insulated wires side-by-side H01B13/0026Apparatus for manufacturing conducting or semi-conducting layers, e.g. deposition of metal H01B13/003using irradiation H01B13/0033by electrostatic coating H01B13/0036Details H01B13/004for manufacturing rigid-tube cables H01B13/008for manufacturing extensible conductors or cables H01B13/012for manufacturing wire harnesses H01B13/01209Details H01B13/01218the wires being disposed by hand H01B13/01227using a layout board H01B13/01236the wires being disposed by machine H01B13/01245using a layout board H01B13/01254Flat-harness manufacturing H01B13/01263Tying, wrapping, binding, lacing, strapping or sheathing harnesses H01B13/01272Harness tying apparatus H01B13/01281Harness wrapping apparatus H01B13/0129Sheathing harnesses with foil material H01B13/016for manufacturing co-axial cables applying discontinuous insulation H01B13/20 H01B13/0162of the central conductor H01B13/0165of the layers outside the outer conductor H01B13/0167After-treatment H01B13/02Stranding-up H01B13/0207Details; Auxiliary devices H01B13/0214by a twisting pay-off device H01B13/0221by a twisting take-up device H01B13/0228by a twisting pay-off and take-up device H01B13/0235by a twisting device situated between a pay-off device and a take-up device H01B13/0242being an accumulator H01B13/025of tubular construction H01B13/0257being a perforated disc H01B13/0264being rollers, pulleys, drums or belts H01B13/0242 takes precedence H01B13/0271Alternate stranding processes H01B13/0278Stranding machines comprising a transposing mechanism H01B13/0285Pretreatment H01B13/0292After-treatment H01B13/04Mutually positioning pairs or quads to reduce cross-talk H01B13/06Insulating conductors or cables H01B13/32 takes precedence H01B13/062by pulling on an insulating sleeve H01B13/065Insulating conductors with lacquers or enamels H01B13/067Insulating coaxial cables H01B13/20 takes precedence H01B13/08by winding H01B13/0808Hand-held devices H01B13/0816Apparatus having a coaxial rotation of the supply reels about the conductor or cable H01B13/0825Apparatus having a planetary rotation of the supply reels around the conductor or cable H01B13/0833the supply reel axis being arranged parallel to the conductor or cable axis H01B13/0841the supply reel axis being arranged perpendicular to the conductor or cable axis H01B13/085Apparatus having the supply reels in a fixed position, the conductor or cable rotating about its own axis H01B13/0858Details of winding apparatus; Auxiliary devices H01B13/0866Brakes or tension regulating means H01B13/0875Detecting breakage or run-out of winding material H01B13/0883Pretreatment H01B13/0891After-treatment H01B13/10by longitudinal lapping H01B13/103combined with pressing of plastic material around the conductors H01B13/106the conductor having a rectangular cross-section H01B13/12by applying loose fibres H01B13/14by extrusion extrusion in general B29C48/00 H01B13/141of two or more insulating layers H01B13/142of cellular material H01B13/143with a special opening of the extrusion head H01B13/144Heads for simultaneous extrusion on two or more conductors H01B13/145Pretreatment or after-treatment H01B13/146Controlling the extrusion apparatus dependent on the capacitance or the thickness of the insulating material measuring thickness G01B; testing during manufacturing G01R31/59 H01B13/147Feeding of the insulating material H01B13/148Selection of the insulating material therefor H01B13/16by passing through or dipping in a liquid bathby spraying H01B13/165by spraying H01B13/18Applying discontinuous insulation, e.g. discs, beads H01B13/185by periodically constricting an insulating sleeve H01B13/20for concentric or coaxial cables H01B13/202by molding spacers H01B13/204by punching spacers H01B13/206by forming a helical web H01B13/208by mechanically removing parts of a continuous insulation H01B13/22SheathingArmouringScreeningApplying other protective layers H01B13/32 takes precedence H01B13/221filling-up interstices H01B13/222by electro-plating H01B13/224by drawing a cable core into an oversized tube by means of a tow line H01B13/225Screening coaxial cables H01B13/227Pretreatment H01B13/228After-treatment H01B13/24by extrusion extrusion of cables with plastic material in general B29C48/15 H01B13/245of metal layers H01B13/26by winding, braiding or longitudinal lapping H01B13/2606by braiding H01B13/2613by longitudinal lapping H01B13/262of an outer metallic screen H01B13/2626of a coaxial cable outer conductor H01B13/2633Bending and welding of a metallic screen H01B13/264Details of the welding stage H01B13/2646Bending and soldering of a metallic screen H01B13/2653Details of the soldering stage H01B13/266Bending and adhesively bonding of a metallic screen H01B13/2666Details of the bonding stage H01B13/2673of a compartment separating metallic screen H01B13/268of a non-metallic sheet H01B13/2686Pretreatment H01B13/2693After-treatment H01B13/28Applying continuous inductive loading, e.g. Krarup loading H01B13/282by winding H01B13/285by extrusion H01B13/287by passing through a coating bath H01B13/30DryingImpregnating H01B13/32 takes precedence H01B13/32Filling or coating with impervious material H01B13/321the material being a powder H01B13/322the material being a liquid, jelly-like or viscous substance H01B13/323using a filling or coating head H01B13/324in combination with a vacuum chamber H01B13/325in combination with vibration generating means H01B13/326Material preparing or feeding devices H01B13/327using a filling or coating cone or die H01B13/328using a filling or coating bath H01B13/329the material being a foam H01B13/34for marking conductors or cables H01B13/341using marking wheels, discs, rollers, drums, balls or belts H01B13/342by applying marked tape, thread or wire on the full length of the conductor or cable H01B13/344by applying sleeves, ferrules, tags, clips, labels or short length strips H01B13/345by spraying, ejecting or dispensing marking fluid H01B13/347Electrostatic deflection of the fluid jets H01B13/348using radiant energy, e.g. a laser beam H01B15/00Apparatus or processes for salvaging material from cables for removing insulation from conductors H02G1/12 H01B15/001by cooling down H01B15/003by heating up H01B15/005by cutting H01B15/006Making a longitudinal cut H01B15/008by crushing H01B17/00Insulators or insulating bodies characterised by their form H01B17/005Insulators structurally associated with built-in electrical equipment H01B17/02Suspension insulatorsStrain insulators H01B17/04ChainsMultiple chains H01B17/06Fastening of insulator to support, to conductor, or to adjoining insulator H01B17/08by cap-and-bolt H01B17/10by intermediate link H01B17/12Special features of strain insulators H01B17/14Supporting insulators pin insulators H01B17/20; apertured insulators H01B17/24 H01B17/145Insulators, poles, handles, or the like in electric fences H01B17/16Fastening of insulators to support, to conductor, or to adjoining insulator H01B17/18for very heavy conductors, e.g. bus-bars, rails H01B17/20Pin insulators H01B17/22Fastening of conductors to insulator H01B17/24Insulators apertured for fixing by nail, screw, wire, or bar, e.g. diabolo, bobbin H01B17/26Lead-in insulatorsLead-through insulators H01B17/265Fastening of insulators to support H01B17/301 takes precedence H01B17/28Capacitor type H01B17/30Sealing H01B17/301Sealing of insulators to support H01B17/303Sealing of leads to lead-through insulators H01B17/305by embedding in glass or ceramic material H01B17/306by embedding in material other than glass or ceramics H01B17/308by compressing packing material H01B17/32Single insulators consisting of two or more dissimilar insulating bodies H01B17/325comprising a fibre-reinforced insulating core member H01B17/34Insulators containing liquid, e.g. oil H01B17/36Insulators having evacuated or gas-filled spaces H01B17/38Fittings, e.g. capsFastenings therefor H01B17/40Cementless fittings H01B17/42Means for obtaining improved distribution of voltage capacitor-type lead-through insulators H01B17/28Protection against arc discharges H01B17/44Structural association of insulators with corona rings H01B17/46Means for providing an external arc-discharge path H01B17/48over chains or other serially-arranged insulators H01B17/50with surfaces specially treated for preserving insulating properties, e.g. for protection against moisture, dirt, or the like H01B17/52having cleaning devices H01B17/54 takes precedence H01B17/525Self-cleaning, e.g. by shape or disposition of screens H01B17/54having heating or cooling devices H01B17/56Insulating bodies H01B17/58Tubes, sleeves, beads, or bobbins through which the conductor passes H01B17/583Grommets; Bushings H01B17/586with strain relief arrangements H01B17/60Composite insulating bodies H01B17/62Insulating-layers or insulating-films on metal bodies H01B17/64with conductive admixtures, inserts or layers H01B17/66Joining insulating bodies together, e.g. by bonding H01B19/00Apparatus or processes specially adapted for manufacturing insulators or insulating bodies manufacture of porcelain for electric insulation C04B33/26 H01B19/02DryingImpregnating H01B19/04Treating the surfaces, e.g. applying coatings