IPC 7 English version H01J 5/00-H01J 9/52

IPC ⁷ English version

H01J - H01J 3/40

H01J00500-H01J00952

H01J 11/00 - H01J 19/82

SECTION H – ELECTRICITY

H 01

BASIC ELECTRIC ELEMENTS

H 01 J

ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS (spark-gaps H01T; arc lamps with consumable electrodes H05B; particle accelerators H05H)

Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps

Vessels; Containers; Shields associated therewith; Vacuum locks

Arrangements for preventing or mitigating effects of implosion of vessels or containers [2]

Vessels or containers characterised by the material thereof (selection of the material of the coating H01J 5/08)

Vessels or containers specially adapted for operation at high tension, e.g. by improved potential distribution over surface of vessel

provided with coatings on the walls thereof; Selection of materials for the coatings (luminescent coatings H01J 1/62)

on internal surfaces

Double-wall vessels or containers

Dismountable vessels or containers, e.g. for replacing cathode heater

Optical or photographic arrangements structurally combined with the vessel (luminescent coatings H01J 1/62)

Windows permeable to X-rays, gamma-rays, or particles

Seals between parts of vessels

Vacuum-tight joints between parts of vessel

between insulating parts of vessel

between insulating and conductive parts of vessel

between conductive parts of vessel

using packing material, e.g. sealing liquid or elastic insert

Seals for leading-in conductors

for an individual conductor (pinched-stem seals H01J 5/38; end-disc seals H01J 5/40; annular seals H01J 5/44)

using intermediate part

Pinched-stem or analogous seals

End-disc seals, e.g. flat header

using intermediate part

Annular seals disposed between the ends of the vessel

Leading-in conductors

Means forming part of the tube or lamp for the purpose of supporting it (associated with electrical connecting means H01J 5/50)

Means forming part of the tube or lamp for the purpose of providing electrical connection to it (electric coupling devices comprising a holder adapted for supporting a tube or lamp and not forming part of the tube or lamp H01R 33/00)

directly applied to, or forming part of, the vessel

supported by a separate part, e.g. base

Shape of the separate part

Means for fastening the separate part to the vessel, e.g. by cement

for fastening by mechanical means

Connection of wires protruding from the vessel to connectors carried by the separate part

Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps

Selection of substances for gas fillings; Specified operating pressure or temperature (radioactive fillings H01J 7/40)

having one or more carbon compounds as the principal constituent

having helium, argon, neon, krypton, or xenon as the principal constituent

having a metallic vapour as the principal constituent

mercury vapour

vapour of an alkali metal

Means for obtaining or maintaining the desired pressure within the vessel

Means for permitting pumping during operation of the tube or lamp

Means for absorbing or adsorbing gas, e.g. by gettering

Means for producing, introducing, or replenishing gas or vapour during operation of the tube or lamp

Tubulations therefor, e.g. for exhausting; Closures therefor

Cooling arrangements (for main electrodes H01J 1/02); Heating arrangements (for main electrodes H01J 1/02); Means for circulating gas or vapour within the discharge space

by flow of fluid through passages associated with tube or lamp

by latent heat or evaporation of cooling liquid

Igniting arrangements (circuit arrangements H02M 1/02, H05B)

having resistive or capacitative igniter

having resistive igniter only

Igniting by movement of a solid electrode

Igniting by movement of vessel as a whole, e.g. tilting

Igniting by associated radioactive materials or fillings

Means structurally associated with the tube or lamp for indicating defects or previous use

One or more circuit elements structurally associated with the tube or lamp

Structurally associated resonator having distributed inductance and capacitance

Apparatus or processes specially adapted for the manufacture of electric discharge tubes, discharge lamps, or parts thereof (manufacture of vessels or containers from metal B21, e.g. B21D 51/00, from glass C03B); Recovery of material from discharge tubes or lamps [1,7]

Manufacture of electrodes or electrode systems

of thermionic cathodes

Machines therefor

Manufacture of heaters for indirectly-heated cathodes

Machines therefor

of photo-emissive cathodes; of secondary-emission electrodes

of non-emitting electrodes

Machines for making wire grids

Assembling together the component parts of electrode systems

Manufacture of screens on or from which an image or pattern is formed, picked-up, converted or stored; Applying coatings to the vessel

Applying luminescent coatings

227

with luminescent material discontinuously arranged, e.g. in dots or lines [2]

233

Manufacture of photoelectric screens or charge-storage screens [2]

236

Manufacture of magnetic deflecting devices for cathode-ray tubes (manufacturing coils for transformers, inductances, reactors or choke coils H01F 41/04) [3]

Manufacture or joining of vessels, leading-in conductors, or bases

Sealing together parts of vessels

Manufacture of leading-in conductors

Manufacture of bases

Sealing leading-in conductors

Joining base to vessel

Joining connectors to internal electrode system

Exhausting, degassing, filling, or cleaning vessels

385

Exhausting vessels [2]

Degassing vessels [2]

395

Filling vessels [2]

Closing vessels

Measurement or testing during manufacture

Factory adjustment of completed discharge tubes or lamps to comply with desired tolerances

Machines having sequentially-arranged operating stations

with automatic transfer of workpieces between operating stations

Repairing or regenerating used or defective discharge tubes, lamps or their salvageable components

Recovery of material from discharge tubes or lamps (H01J 9/50 takes precedence) [7]

H01J - H01J 3/40

H01J 11/00 - H01J 19/82