|  | H |
SECTION H — ELECTRICITY

|  | H01 |
BASIC ELECTRIC ELEMENTS

|  | H01 |
Note(s) 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.

|  | H01K |
ELECTRIC INCANDESCENT LAMPS (details or apparatus or processes for manufacture applicable to both discharge devices and incandescent lamps Fulltext... Hierarchy... Expanded...H01J; light sources using a combination of incandescent and other types of light generation Fulltext... Hierarchy... Expanded...H01J 61/96, Fulltext... Hierarchy... Expanded...H05B 35/00; circuits therefor Fulltext... Hierarchy... Expanded...H05B)

|  | H01K |
Note(s) In this sub-class, the term "lamp" is intended to include tubes emitting ultra-violet or infra-red light.

|  | H01K 1/00 |
Details

|  | H01K 1/02 |
· | Incandescent bodies

|  | H01K 1/04 |
· · | characterised by the material thereof

|  | H01K 1/06 |
· · · | Carbon bodies

|  | H01K 1/08 |
· · · | Metallic bodies

|  | H01K 1/10 |
· · · | Bodies of metal or carbon combined with other substance

|  | H01K 1/12 |
· · · | Bodies which are non-conductive when cold, e.g. for Nernst lamp

|  | H01K 1/14 |
· · | characterised by the shape

|  | H01K 1/16 |
· · | Electric connection thereto

|  | H01K 1/18 |
· | Mountings or supports for the incandescent body

|  | H01K 1/20 |
· · | characterised by the material thereof

|  | H01K 1/22 |
· · | Lamp stems (seals for leading conductors therethrough Fulltext... Hierarchy... Expanded...H01K 1/38)

|  | H01K 1/24 |
· · | Mounts for lamps with connections at opposite ends, e.g. for tubular lamp

|  | H01K 1/26 |
· | Screens; Filters (associated with envelope Fulltext... Hierarchy... Expanded...H01K 1/28)

|  | H01K 1/28 |
· | Envelopes; Vessels

|  | H01K 1/30 |
· · | incorporating lenses

|  | H01K 1/32 |
· · | provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof

|  | H01K 1/34 |
· · | Double-wall vessels

|  | H01K 1/36 |
· | Seals between parts of vessel, e.g. between stem and envelope

|  | H01K 1/38 |
· | Seals for leading-in conductors

|  | H01K 1/40 |
· | Leading-in conductors

|  | H01K 1/42 |
· | Means forming part of the lamp for the purpose of providing electrical connection to, or support for, the lamp

|  | H01K 1/44 |
· · | directly applied to, or forming part of, the vessel

|  | H01K 1/46 |
· · | supported by a separate part, e.g. base, cap

|  | H01K 1/48 |
· · · | Removable caps

|  | H01K 1/50 |
· | Selection of substances for gas fillings; Specified pressure thereof

|  | H01K 1/52 |
· | Means for obtaining or maintaining the desired pressure within the vessel

|  | H01K 1/54 |
· · | Means for adsorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering

|  | H01K 1/56 |
· · · | characterised by the material of the getter

|  | H01K 1/58 |
· | Cooling arrangements

|  | H01K 1/60 |
· | Means structurally associated with the lamp for indicating defects or previous use

|  | H01K 1/62 |
· | One or more circuit elements structurally associated with the lamp

|  | H01K 1/64 |
· · | with built-in switch

|  | H01K 1/66 |
· · | with built-in fuse

|  | H01K 1/68 |
· · | with built-in spark gap

|  | H01K 1/70 |
· · | with built-in short-circuiting device, e.g. for serially-connected lamps

|  | H01K 3/00 |
Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof (manufacture of vessels from glass Fulltext... Hierarchy... Expanded...C03B)

|  | H01K 3/02 |
· | Manufacture of incandescent bodies

|  | H01K 3/04 |
· · | Machines therefor

|  | H01K 3/06 |
· | Attaching of incandescent bodies to mount

|  | H01K 3/08 |
· | Manufacture of mounts or stems

|  | H01K 3/10 |
· · | Machines therefor

|  | H01K 3/12 |
· | Joining of mount or stem to vessel; Joining parts of the vessel, e.g. by butt sealing

|  | H01K 3/14 |
· · | Machines therefor

|  | H01K 3/16 |
· | Joining of caps to vessel

|  | H01K 3/18 |
· · | Machines therefor

|  | H01K 3/20 |
· | Sealing-in wires directly into the envelope

|  | H01K 3/22 |
· | Exhausting, degassing, filling, or cleaning vessels

|  | H01K 3/24 |
· · | Machines therefor

|  | H01K 3/26 |
· | Closing of vessels

|  | H01K 3/28 |
· | Machines having sequentially arranged operating stations

|  | H01K 3/30 |
· | Repairing or regenerating used or defective lamps

|  | H01K 3/32 |
· | Auxiliary devices for cleaning, placing, or removing incandescent lamps

|  | H01K 5/00 |
Lamps for general lighting (Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...H01K 9/00-H01K 13/00 take precedence)

|  | H01K 5/02 |
· | with connections made at opposite ends, e.g. tubular lamp with axially arranged filament

|  | H01K 7/00 |
Lamps for purposes other than general lighting (Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...H01K 9/00-H01K 13/00 take precedence)

|  | H01K 7/02 |
· | for producing a narrow beam of light; for approximating a point-like source of light, e.g. for searchlight, for cinematographic projector (producing narrow beams by optical means external to lamp Fulltext... Hierarchy... Expanded...F21V)

|  | H01K 7/04 |
· | for indicating

|  | H01K 7/06 |
· | for decorative purposes

|  | H01K 9/00 |
Lamps having two or more incandescent bodies separately heated (Fulltext... Hierarchy... Expanded...H01K 11/00, Fulltext... Hierarchy... Expanded...H01K 13/00 take precedence; incandescent-filament-type indicating arrangements affected by the combination of a number of individual lamps Fulltext... Hierarchy... Expanded...G09F 9/307)

|  | H01K 9/02 |
· | to provide substitution in the event of failure of one of the bodies

|  | H01K 9/04 |
· · | with built-in manually-operated switch

|  | H01K 9/06 |
· · | with built-in device, e.g. switch, for automatically completing circuit of reserve body

|  | H01K 9/08 |
· | to provide selectively different light effects, e.g. for automobile headlamp

|  | H01K 11/00 |
Lamps having an incandescent body which is not conductively heated, e.g. heated inductively, heated by electronic discharge (Fulltext... Hierarchy... Expanded...H01K 13/00 takes precedence; heated by light-emitting discharge Fulltext... Hierarchy... Expanded...H01J 61/98)

|  | H01K 13/00 |
Lamps having an incandescent body which is substantially non-conductive until heated, e.g. Nernst lamp

|  | H01K 13/02 |
· | Heating arrangements

|  | H01K 13/04 |
· · | using electric discharge

|  | H01K 13/06 |
· · | using induction heating; using high-frequency field