| IPC 7 English version |
| H05-H05B00680 |
H05B 7/00 - H05B 43/02  |
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| SECTION H – ELECTRICITY |
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| H 05 | ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR |
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| H 05 B | ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR (apparatus for special application, see the relevant places, e.g. A47J, B21J, B21K, C21, C22, C23, F21, F24, F27) |
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| Note |
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| Attention is drawn to Note III following the Contents of Section of section H. [3] |
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| Subclass Index |
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| HEATING |
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| Produced by: resistance; electric, magnetic, or electromagnetic fields; discharge |
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| Combined types |
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| Details |
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| LIGHTING |
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| Light sources: arc; electro- luminescent |
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| Combined types |
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| Circuit arrangements: |
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| general |
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| for incandescent lamps |
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| for discharge lamps |
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| other |
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| Heating |
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1/ | 00 | Details of electric heating devices |
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1/ | 02 | . | Automatic switching arrangements specially adapted to heating apparatus (control of temperature in general G05D 23/00; thermally-actuated switches H01H 37/00) |
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3/ | 00 | Ohmic-resistance heating |
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3/ | 02 | . | Details |
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3/ | 03 | . | . | Electrodes (electrothermic treatment of ores C22B 4/00) [2] |
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3/ | 04 | . | . | Waterproof or air-tight seals for heaters |
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3/ | 06 | . | . | Heater elements structurally combined with coupling elements or with holders |
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3/ | 08 | . | . | . | having electric connections specially adapted for high temperatures |
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3/ | 10 | . | Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor (compositions per se, see the relevant subclasses) |
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3/ | 12 | . | . | characterised by the composition or nature of the conductive material |
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3/ | 14 | . | . | . | the material being non-metallic |
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3/ | 16 | . | . | the conductor being mounted on an insulating base |
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3/ | 18 | . | . | the conductor being embedded in an insulating material |
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3/ | 20 | . | Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater (H05B 3/62, H05B 3/68, H05B 3/78, H05B 3/84 take precedence) [5] |
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3/ | 22 | . | . | non-flexible |
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3/ | 24 | . | . | . | heating conductor being self-supporting |
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3/ | 26 | . | . | . | heating conductor mounted on insulating base |
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3/ | 28 | . | . | . | heating conductor embedded in insulating material |
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3/ | 30 | . | . | . | . | on or between metallic plates |
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3/ | 32 | . | . | . | heating conductor mounted on insulators on a metallic frame |
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3/ | 34 | . | . | flexible, e.g. heating nets or webs |
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3/ | 36 | . | . | . | heating conductor embedded in insulating material |
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3/ | 38 | . | . | . | . | Powder conductors |
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3/ | 40 | . | Heating elements having the shape of rods or tubes (H05B 3/62, H05B 3/68, H05B 3/78 take precedence) |
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3/ | 42 | . | . | non-flexible |
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3/ | 44 | . | . | . | heating conductor arranged within rods or tubes of insulating material |
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3/ | 46 | . | . | . | heating conductor mounted on insulating base |
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3/ | 48 | . | . | . | heating conductor embedded in insulating material |
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3/ | 50 | . | . | . | . | heating conductor arranged in metal tubes, the radiating surface having heat-conducting fins |
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3/ | 52 | . | . | . | . | Apparatus or processes for filling or compressing insulating material in tubes |
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3/ | 54 | . | . | flexible |
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3/ | 56 | . | . | . | Heating cables |
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3/ | 58 | . | . | . | Heating hoses; Heating collars |
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3/ | 60 | . | Heating arrangements wherein the heating current flows through granular, powdered or fluid material, e.g. for salt-bath furnace, electrolytic heating (H05B 3/38 takes precedence) |
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3/ | 62 | . | Heating elements specially adapted for furnaces (H05B 3/60 takes precedence; arrangements of such elements in furnaces F27, e.g. F27D 11/00) |
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3/ | 64 | . | . | using ribbon, rod, or wire heater |
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3/ | 66 | . | . | Supports or mountings for heaters on or in the wall or roof |
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3/ | 68 | . | Heating arrangements specially adapted for cooking plates or analogous hot-plates |
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| Note |
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| Group H05B 3/76 takes precedence over groups H05B 3/70 to H05B 3/74. [2] |
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3/ | 70 | . | . | Plates of cast metal |
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3/ | 72 | . | . | Plates of sheet metal |
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3/ | 74 | . | . | Non-metallic plates |
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3/ | 76 | . | . | Plates with spirally-wound heating tubes |
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3/ | 78 | . | Heating arrangements specially adapted for immersion heating |
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3/ | 80 | . | . | Portable immersion heaters |
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3/ | 82 | . | . | Fixedly-mounted immersion heaters |
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3/ | 84 | . | Heating arrangements specially adapted for transparent or reflecting areas, e.g. for demisting or de-icing windows, mirrors or vehicle windshields [5] |
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3/ | 86 | . | . | the heating conductors being embedded in the transparent or reflecting material [5] |
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6/ | 00 | Heating by electric, magnetic, or electromagnetic fields (for therapeutic purposes A61N 5/00; joining of preformed parts by heating of plastics or substances in a plastic state B29C 65/02) [3] |
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6/ | 02 | . | Induction heating [3] |
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6/ | 04 | . | . | Sources of current [3] |
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6/ | 06 | . | . | Control, e.g. of temperature, of power [3] |
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6/ | 08 | . | . | . | using compensating or balancing arrangements [3] |
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6/ | 10 | . | . | Induction heating apparatus, other than furnaces, for specific applications [3] |
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6/ | 12 | . | . | . | Cooking devices [3] |
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6/ | 14 | . | . | . | Tools, e.g. nozzles, rollers, calenders [3] |
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6/ | 16 | . | . | Furnaces having endless cores (H05B 6/34 takes precedence) [3] |
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6/ | 18 | . | . | . | having melting basin [3] |
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6/ | 20 | . | . | . | having melting channel only [3] |
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6/ | 22 | . | . | Furnaces without an endless core (H05B 6/34 takes precedence) [3] |
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6/ | 24 | . | . | . | Crucible furnaces (H05B 6/30 takes precedence) [3] |
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6/ | 26 | . | . | . | . | using vacuum or particular gas atmosphere [3] |
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6/ | 28 | . | . | . | . | Protective systems [3] |
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6/ | 30 | . | . | . | Arrangements for remelting or zone melting [3] |
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6/ | 32 | . | . | . | Arrangements for simultaneous levitation and heating [3] |
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6/ | 34 | . | . | Arrangements for circulation of melts [3] |
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6/ | 36 | . | . | Coil arrangements [3] |
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6/ | 38 | . | . | . | specially adapted for fitting into hollow spaces of workpieces [3] |
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6/ | 40 | . | . | . | Establishing desired heat distribution, e.g. to heat particular parts of workpieces [3] |
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6/ | 42 | . | . | . | Cooling of coils [3] |
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6/ | 44 | . | . | . | having more than one coil or coil segment [3] |
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6/ | 46 | . | Dielectric heating (H05B 6/64 take precedence) [3] |
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6/ | 48 | . | . | Circuits [3] |
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6/ | 50 | . | . | . | for monitoring or control [3] |
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6/ | 52 | . | . | Feed lines [3] |
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6/ | 54 | . | . | Electrodes [3] |
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6/ | 56 | . | . | . | Rolling electrodes [3] |
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6/ | 58 | . | . | . | "sewing machine" type [3] |
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6/ | 60 | . | . | Arrangements for continuous movement of material [3] |
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6/ | 62 | . | . | Apparatus for specific applications [3] |
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6/ | 64 | . | Heating using microwaves [3] |
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6/ | 66 | . | . | Circuits [3] |
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6/ | 68 | . | . | . | for monitoring or control [3] |
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6/ | 70 | . | . | Feed lines [3] |
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6/ | 72 | . | . | Radiators or aerials [3] |
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6/ | 74 | . | . | Mode transformers or mode stirrers [3] |
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6/ | 76 | . | . | Prevention of microwave leakage, e.g. door sealings [3] |
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6/ | 78 | . | . | Arrangements for continuous movement of material [3] |
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6/ | 80 | . | . | Apparatus for specific applications (stoves or ranges F24C 7/02) [3] |
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 | H05B 7/00 - H05B 43/02 |
