IPC 6 English version
 
Class H01

SECTION H– ELECTRICITY

H 01BASIC ELECTRIC ELEMENTS

 Note

 Processes involving only a single technical art, e.g. drying, coating, for which provision exists elsewhere are classified in the relevant class for that art.

H 01 BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING, OR DIELECTRIC PROPERTIES (selection for magnetic properties H 01 F 1/00; waveguides H 01 P; installation of cables or lines, or of combined optical and electric, cables or lines H 02 G)

H 01 CRESISTORS

H 01 FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES (ceramics based on ferrites C 04 B 35/26; alloys C 22 C; thermomagnetic devices H 01 L 37/00; loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers H 04 R) [2]

H 01 GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE (selection of specified materials as dielectric H 01 B 3/00; capacitors with potential-jump or surface barrier H 01 L 29/00)

H 01 HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES (contact cables H 01 B 7/10; overvoltage protection resistors, resistive arresters H 01 C 7/12, H 01 C 8/04; electrolytic self-interrupters H 01 G 9/18; switching devices of the waveguide type H 01 P; devices for interrupted current collection H 01 R 39/00; overvoltage arresters using spark gaps H 01 T 4/00; emergency protective circuit arrangements H 02 H; switching by electronic means without contact-making H 03 K 17/00)

H 01 JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS (spark-gaps H 01 T; arc lamps with consumable electrodes H 05 B; particle accelerators H 05 H)

H 01 KELECTRIC INCANDESCENT LAMPS (details or apparatus or processes for manufacture applicable to both discharge devices and incandescent lamps H 01 J; light sources using a combination of incandescent and other types of light generation H 01 J 61/96, H 05 B 35/00; circuits therefor H 05 B)

H 01 LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR (conveying systems for semiconductor wafers B 65 G 49/07; use of semiconductor devices for measuring G 01; resistors in general H 01 C; magnets, inductors, transformers H 01 F; capacitors in general H 01 G; electrolytic devices H 01 G 9/00; batteries, accumulators H 01 M; waveguides, resonators, or lines of the waveguide type H 01 P; line connectors, current collectors H 01 R; stimulated-emission devices H 01 S; electromechanical resonators H 03 H; loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers H 04 R; electric light sources in general H 05 B; printed circuits, hybrid circuits, casings or constructional details of electrical apparatus, manufacture of assemblages of electrical components H 05 K; use of semiconductor devices in circuits having a particular application, see the subclass for the application) [2]

H 01 MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY (electrochemical processes or apparatus in general C 25; semiconductor or other solid state devices for converting light or heat into electrical energy H 01 L, e.g. H 01 L 31/00, H 01 L 35/00, H 01 L 37/00) [2]

H 01 PWAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE (operating at optical frequencies G 02 B; aerials H 01 Q; networks comprising lumped impedance elements H 03 H)

H 01 QAERIALS (microwave radiators for near-field therapeutic treatment A 61 N 5/04; apparatus for testing aerials or for measuring aerial characteristics G 01 R; waveguides H 01 P; radiators or aerials for microwave heating H 05 B 6/72)

H 01 RLINE CONNECTORS; CURRENT COLLECTORS (switches, fuses H 01 H; coupling devices of the waveguide type H 01 P 5/00; switching arrangements for the supply or distribution of electric power H 02 B; installations of electric cables or lines, or of combined optical and electric cables or lines, or of auxiliary apparatus H 02 G; printed means for providing electric connections to or between printed circuits H 05 K)

H 01 SDEVICES USING STIMULATED EMISSION

H 01 TSPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES (working of metal by the action of a high concentration of electric current B 23 H; welding, e.g. arc welding, electron beam welding or electrolytic welding, B 23 K; gas-filled discharge tubes with solid cathode H 01 J 17/00; electric arc lamps H 05 B 31/00)