|  | H |
SECTION H — ELECTRICITY

|  | H05 |
ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

|  | H05B |
ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR (apparatus for special application, see the relevant class or sub-class, e.g. Fulltext... Hierarchy... Expanded...A47J, Fulltext... Hierarchy... Expanded...F21V, Fulltext... Hierarchy... Expanded...F24D, Fulltext... Hierarchy... Expanded...F24H, Fulltext... Hierarchy... Expanded...F27B)

|  | H05B 1/00 - H05B 11/00 |
Heating

|  | H05B 1/00 |
Details of electric heating devices

|  | H05B 1/02 |
· | Automatic switching arrangements specially adapted to heating apparatus (control of temperature in general Fulltext... Hierarchy... Expanded...G05D 23/00; thermally-actuated switches Fulltext... Hierarchy... Expanded...H01H 37/00)

|  | H05B 3/00 |
Ohmic-resistance heating

|  | H05B 3/02 |
· | Details

|  | H05B 3/03 |
· · | Electrodes (electrothermic treatment of ores Fulltext... Hierarchy... Expanded...C22B 4/00) [2]

|  | H05B 3/04 |
· · | Waterproof or air-tight seals for heaters

|  | H05B 3/06 |
· · | Heater elements structurally combined with coupling elements or with holders

|  | H05B 3/08 |
· · · | having electric connections specially adapted for high temperatures

|  | H05B 3/10 |
· | Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor (compositions per se, see the relevant sub-classes)

|  | H05B 3/12 |
· · | characterised by the composition or nature of the conductive material

|  | H05B 3/14 |
· · · | the material being non-metallic

|  | H05B 3/16 |
· · | the conductor being mounted on an insulating base

|  | H05B 3/18 |
· · | the conductor being embedded in an insulating material

|  | H05B 3/20 |
· | Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater (Fulltext... Hierarchy... Expanded...H05B 3/62, Fulltext... Hierarchy... Expanded...H05B 3/68, Fulltext... Hierarchy... Expanded...H05B 3/78 take precedence)

|  | H05B 3/22 |
· · | non-flexible

|  | H05B 3/24 |
· · · | heating conductor being self-supporting

|  | H05B 3/26 |
· · · | heating conductor mounted on insulating base

|  | H05B 3/28 |
· · · | heating conductor embedded in insulating material

|  | H05B 3/30 |
· · · · | on or between metallic plates

|  | H05B 3/32 |
· · · | heating conductor mounted on insulators on a metallic frame

|  | H05B 3/34 |
· · | flexible, e.g. heating nets or webs

|  | H05B 3/36 |
· · · | heating conductor embedded in insulating material

|  | H05B 3/38 |
· · · · | Powder conductors

|  | H05B 3/40 |
· | Heating elements having the shape of rods or tubes (Fulltext... Hierarchy... Expanded...H05B 3/62, Fulltext... Hierarchy... Expanded...H05B 3/68, Fulltext... Hierarchy... Expanded...H05B 3/78 take precedence)

|  | H05B 3/42 |
· · | non-flexible

|  | H05B 3/44 |
· · · | heating conductor arranged within rods or tubes of insulating material

|  | H05B 3/46 |
· · · | heating conductor mounted on insulating base

|  | H05B 3/48 |
· · · | heating conductor embedded in insulating material

|  | H05B 3/50 |
· · · · | heating conductor arranged in metal tubes, the radiating surface having heat-conducting fins

|  | H05B 3/52 |
· · · · | Apparatus or processes for filling or compressing insulating material in tubes

|  | H05B 3/54 |
· · | flexible

|  | H05B 3/56 |
· · · | Heating cables

|  | H05B 3/58 |
· · · | Heating hoses; Heating collars

|  | H05B 3/60 |
· | Heating arrangements wherein the heating current flows through granular, powdered or fluid material, e.g. for salt-bath furnace, electrolytic heating (Fulltext... Hierarchy... Expanded...H05B 3/38 takes precedence)

|  | H05B 3/62 |
· | Heating elements specially adapted for furnaces (Fulltext... Hierarchy... Expanded...H05B 3/60 takes precedence; arrangements of such elements in furnaces Fulltext... Hierarchy... Expanded...F27, e.g. Fulltext... Hierarchy... Expanded...F27D 11/00)

|  | H05B 3/64 |
· · | using ribbon, rod, or wire heater

|  | H05B 3/66 |
· · | Supports or mountings for heaters on or in the wall or roof

|  | H05B 3/68 |
· | Heating arrangements specially adapted for cooking plates or analogous hot-plates

|  | H05B 3/70 - H05B 3/74 |
Note(s) Sub-group Fulltext... Hierarchy... Expanded...H05B 3/76 takes precedence over groups Fulltext... Hierarchy... Expanded...H05B 3/70, Fulltext... Hierarchy... Expanded...H05B 3/72, Fulltext... Hierarchy... Expanded...H05B 3/74. [2]

|  | H05B 3/70 |
· · | Plates of cast metal

|  | H05B 3/72 |
· · | Plates of sheet metal

|  | H05B 3/74 |
· · | Non-metallic plates

|  | H05B 3/76 |
· · | Plates with spirally-wound heating tubes

|  | H05B 3/78 |
· | Heating arrangements specially adapted for immersion heating

|  | H05B 3/80 |
· · | Portable immersion heaters

|  | H05B 3/82 |
· · | Fixedly-mounted immersion heaters

|  | H05B 5/00 |
Induction heating

|  | H05B 5/02 |
· | Details

|  | H05B 5/04 |
· · | Controlling, e.g. starting (automatic switching arrangements Fulltext... Hierarchy... Expanded...H05B 1/02)

|  | H05B 5/06 |
· · · | using specially-adapted compensating or balancing arrangements

|  | H05B 5/08 |
· | Electric arrangements for inductively-heated apparatus other than furnaces

|  | H05B 5/10 |
· | Electric or magnetic parts of furnaces having a core

|  | H05B 5/12 |
· · | of furnaces having a melting basin

|  | H05B 5/14 |
· · | of furnaces having a melting channel only

|  | H05B 5/16 |
· | Electric or magnetic parts of furnaces without a core

|  | H05B 5/18 |
· · | Coils

|  | H05B 7/00 |
Heating by electric discharge (electron beam or ion beam tubes for localised treatment of objects Fulltext... Hierarchy... Expanded...H01J 37/30; plasma torches Fulltext... Hierarchy... Expanded...H05H 1/26)

|  | H05B 7/02 |
· | Details

|  | H05B 7/06 |
· · | Electrodes

|  | H05B 7/07 |
· · · | designed to melt in use [2]

|  | H05B 7/08 |
· · · | non-consumable [2]

|  | H05B 7/085 |
· · · · | mainly consisting of carbon [2]

|  | H05B 7/09 |
· · · · · | Self-baking electrodes, e.g. Söderberg-type electrodes [2]

|  | H05B 7/10 |
· · | Mountings, supports, terminals, or arrangements for feeding or guiding electrodes [2]

|  | H05B 7/101 |
· · · | Mountings, supports, or terminals at head of electrode, i.e. at the end remote from the arc [2]

|  | H05B 7/102 |
· · · · | specially adapted for consumable electrodes [2]

|  | H05B 7/103 |
· · · | Mountings, supports, or terminals with jaws (Fulltext... Hierarchy... Expanded...H05B 7/101 takes precedence) [2]

|  | H05B 7/105 |
· · · · | comprising more than two jaws equally spaced along circumference, e.g. ring holders [2]

|  | H05B 7/107 |
· · · | specially adapted for self-baking electrodes [2]

|  | H05B 7/109 |
· · · | Feeding arrangements (Fulltext... Hierarchy... Expanded...H05B 7/107 takes precedence; where the electrode movement is a part of a closed loop for automatic control of power Fulltext... Hierarchy... Expanded...H05B 7/148) [2]

|  | H05B 7/11 |
· · | Arrangements for conducting current to the electrode terminals (non-insulated conductors or conductive bodies in general Fulltext... Hierarchy... Expanded...H01B 5/00; insulated conductors or cables in general Fulltext... Hierarchy... Expanded...H01B 7/00) [2]

|  | H05B 7/12 |
· · | Arrangements for cooling, sealing, or protecting electrodes [2]

|  | H05B 7/14 |
· · | Arrangements or methods for connecting successive electrode sections [2]

|  | H05B 7/144 |
· · | Power supplies specially adapted for heating by electric discharge; Automatic control of power, e.g. by positioning of electrodes (circuit arrangements for supplying electric power in general Fulltext... Hierarchy... Expanded...H02J) [2]

|  | H05B 7/148 |
· · · | Automatic control of power (electrode feeding arrangements Fulltext... Hierarchy... Expanded...H05B 7/109; automatic feeding of electrodes for spot or seam welding or cutting Fulltext... Hierarchy... Expanded...B23K 9/12; disposition of electrodes in or on furnaces Fulltext... Hierarchy... Expanded...F27D 11/10; control of position in general Fulltext... Hierarchy... Expanded...G05D 3/00; regulating electric characteristics of arcs in general Fulltext... Hierarchy... Expanded...G05F 1/02; regulating electric power in general Fulltext... Hierarchy... Expanded...G05F 1/66) [2]

|  | H05B 7/152 |
· · · · | by electromechanical means for positioning of electrodes [2]

|  | H05B 7/156 |
· · · · | by hydraulic or pneumatic means for positioning of electrodes [2]

|  | H05B 7/16 |
· | Heating by glow discharge

|  | H05B 7/18 |
· | Heating by arc discharge

|  | H05B 7/20 |
· · | Direct heating by arc discharge, i.e. where at least one end of the arc directly acts on the material to be heated, including additional resistance heating by arc current flowing through the material to be heated [2]

|  | H05B 7/22 |
· · | Indirect heating by arc discharge [2]

|  | H05B 9/00 |
Heating by electromagnetic fields (low-frequency induction heating Fulltext... Hierarchy... Expanded...H05B 5/00, for therapeutic purposes Fulltext... Hierarchy... Expanded...A61N 5/06; welding plastics Fulltext... Hierarchy... Expanded...B29C 27/02; generation of oscillations Fulltext... Hierarchy... Expanded...H03B)

|  | H05B 9/02 |
· | Induction coils

|  | H05B 9/04 |
· | Capacitors for dielectric heating

|  | H05B 9/06 |
· | Elements of the waveguide type

|  | H05B 11/00 |
Heating by combined application of processes covered ty two or more of groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...H05B 3/00-H05B 9/00 (Fulltext... Hierarchy... Expanded...H05B 7/20 takes precedence)

|  | H05B 11/00 |
Note(s) Groups H 05 B 13/00 to H 05 B 29/00 are reserved for any future groups concerned with electric heating.

|  | H05B 31/00 - H05B 43/00 |
Lighting

|  | H05B 31/00 |
Electric arc lamps (regulating electric characteristics of arcs Fulltext... Hierarchy... Expanded...G05F 1/02; with non-consumable electrodes Fulltext... Hierarchy... Expanded...H01J 61/00)

|  | H05B 31/02 |
· | Details

|  | H05B 31/04 |
· · | Housings

|  | H05B 31/06 |
· · | Electrodes

|  | H05B 31/08 |
· · · | Carbon electrodes

|  | H05B 31/10 |
· · · · | Cored carbon electrodes

|  | H05B 31/12 |
· · · · | Beck-effect electrodes

|  | H05B 31/14 |
· · · | Metal electrodes

|  | H05B 31/16 |
· · · | Apparatus or processes specially adapted for manufacturing electrodes

|  | H05B 31/18 |
· · | Mountings for electrodes; Electrode feeding devices

|  | H05B 31/20 |
· · · | Mechanical arrangements for feeding electrodes

|  | H05B 31/22 |
· · · | Electromagnetic arrangements for feeding electrodes

|  | H05B 31/24 |
· · | Cooling arrangements

|  | H05B 31/26 |
· · | Influencing the shape of arc discharge by gas blowing devices

|  | H05B 31/28 |
· · | Influencing the shape of arc discharge by magnetic means

|  | H05B 31/30 |
· · | Starting; Igniting

|  | H05B 31/32 |
· · | Switching-off

|  | H05B 31/34 |
· · | Indicating consumption of electrodes

|  | H05B 31/36 |
· | having two electrodes in line

|  | H05B 31/38 |
· · | specially adapted for ac

|  | H05B 31/40 |
· | having two electrodes at an angle

|  | H05B 31/42 |
· · | specially adapted for ac

|  | H05B 31/44 |
· | having two parallel electrodes

|  | H05B 31/46 |
· · | specially adapted for ac

|  | H05B 31/48 |
· | having more than two electrodes

|  | H05B 31/50 |
· · | specially adapted for ac

|  | H05B 31/52 |
· · · | electrodes energised from different phases of the supply

|  | H05B 33/00 |
Electroluminescent light sources (semi-conductor devices with at least one particular jump barrier or surface barrier adapted for light emission Fulltext... Hierarchy... Expanded...H01L 33/00; lasers Fulltext... Hierarchy... Expanded...H01S 3/00)

|  | H05B 33/02 |
· | Details

|  | H05B 33/04 |
· · | Sealing arrangements

|  | H05B 33/06 |
· · | Electrode terminals

|  | H05B 33/08 |
· · | Circuit arrangements not adapted to a particular application

|  | H05B 33/10 |
· | Apparatus or processes specially adapted to the manufacture of electroluminescent light sources

|  | H05B 33/12 |
· | Light sources with substantially two-dimensional radiating surfaces

|  | H05B 33/14 |
· · | characterised by the chemical or physical composition or the arrangement of the electroluminescent material (compositions per se, see the relevant sub-classes)

|  | H05B 33/16 |
( covered by Fulltext... Hierarchy... Expanded...H01L 33/00 )

|  | H05B 33/18 |
· · | characterised by the nature or concentration of the activator

|  | H05B 33/20 |
· · | characterised by the chemical or physical composition or the arrangement of the material in which the electroluminescent material is embedded (compositions per se, see the relevant sub-classes)

|  | H05B 33/22 |
· · | characterised by the chemical or physical composition or the arrangement of auxiliary dielectric or reflective layers (compositions per se, see the relevant sub-classes)

|  | H05B 33/24 |
· · · | of metallic reflective layers (Fulltext... Hierarchy... Expanded...H05B 33/26 takes precedence)

|  | H05B 33/26 |
· · | characterised by the composition or arrangement of the conductive material used as an electrode

|  | H05B 33/28 |
· · · | of translucent electrodes

|  | H05B 35/00 |
Electric light sources using a combination of different types of light generation (combinations of dissimilar light sources Fulltext... Hierarchy... Expanded...F21, Fulltext... Hierarchy... Expanded...H01J 61/96)

|  | H05B 37/00 |
Circuit arrangements for electric light sources in general

|  | H05B 37/02 |
· | Controlling (regulating voltage or current Fulltext... Hierarchy... Expanded...G05F)

|  | H05B 37/03 |
· | Detecting lamp failure

|  | H05B 37/04 |
· · | Circuits providing for substitution of the light source in case of its failure

|  | H05B 39/00 |
Circuit arrangements or apparatus for operating incandescent light sources and not adapted to a particular application

|  | H05B 39/02 |
· | Switching-on, e.g. with predetermined rate of increase of lighting current

|  | H05B 39/04 |
· | Controlling (regulating voltage or current Fulltext... Hierarchy... Expanded...G05F)

|  | H05B 39/06 |
· · | Switching arrangements, e.g. from series operation to parallel operation

|  | H05B 39/08 |
· · | by shifting phase of trigger voltage applied to gas-filled controlling tubes

|  | H05B 39/09 |
· | in which the lamp is fed by pulses

|  | H05B 39/10 |
· | Circuits providing for substitution of the light source in case of its failure

|  | H05B 41/00 |
Circuit arrangements or apparatus for igniting or operating discharge lamps

|  | H05B 41/02 |
· | Details

|  | H05B 41/04 |
· · | Starting switches

|  | H05B 41/06 |
· · · | thermal only

|  | H05B 41/08 |
· · · · | heated by glow discharge

|  | H05B 41/10 |
· · · | magnetic only

|  | H05B 41/12 |
· · · | combined thermal and magnetic

|  | H05B 41/14 |
· | Circuit arrangements

|  | H05B 41/16 |
· · | in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac (Fulltext... Hierarchy... Expanded...H05B 41/26 takes precedence)

|  | H05B 41/18 |
· · · | having a starting switch

|  | H05B 41/19 |
· · · · | for lamps having an auxiliary starting electrode

|  | H05B 41/20 |
· · · | having no starting switch

|  | H05B 41/22 |
· · · · | for lamps having an auxiliary starting electrode

|  | H05B 41/23 |
· · · · | for lamps not having an auxiliary starting electrode

|  | H05B 41/231 |
· · · · · | for high-pressure lamps

|  | H05B 41/232 |
· · · · · | for low-pressure lamps

|  | H05B 41/233 |
· · · · · · | using resonance circuitry

|  | H05B 41/234 |
· · · · · · | to eliminate stroboscopic effects, e.g. feeding two lamps with different phases

|  | H05B 41/24 |
· · | in which the lamp is fed by high-frequency ac (Fulltext... Hierarchy... Expanded...H05B 41/26 takes precedence)

|  | H05B 41/26 |
· · | in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc

|  | H05B 41/28 |
· · · | using static converters

|  | H05B 41/29 |
· · · · | using semiconductor devices

|  | H05B 41/30 |
· · | in which the lamp is fed by pulses, e.g. flash lamp

|  | H05B 41/32 |
· · · | for single flash operation

|  | H05B 41/34 |
· · · | to provide a sequence of flashes

|  | H05B 41/36 |
· · | Controlling (regulating voltage or current Fulltext... Hierarchy... Expanded...G05F)

|  | H05B 41/38 |
· · · | Controlling the intensity of light

|  | H05B 41/39 |
· · · · | continuously

|  | H05B 41/391 |
· · · · · | using saturable magnetic devices

|  | H05B 41/392 |
· · · · · | using semiconductor devices, e.g. thyristor

|  | H05B 41/40 |
· · · · | discontinuously

|  | H05B 41/42 |
· · · · · | in two steps only

|  | H05B 41/44 |
· · · | for providing special optical effects, e.g. progressive motion of light

|  | H05B 41/46 |
· · | Circuits providing for substitution in case of failure of the lamp

|  | H05B 43/00 |
Circuit arrangements for light sources, not otherwise provided for (Fulltext... Hierarchy... Expanded...H05B 37/00 takes precedence)

|  | H05B 43/02 |
· | for light sources using a charge of combustible material