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Symbol IPC-Stellen auswählen Titel
A
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HUMAN NECESSITIES
B
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PERFORMING OPERATIONS; TRANSPORTING
C
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CHEMISTRY; METALLURGY
D
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TEXTILES; PAPER
E
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FIXED CONSTRUCTIONS
F
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MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F01
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ENGINES OR PUMPS
F01
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MACHINES OR ENGINES IN GENERAL (combustion engines F02; machines for liquids F03 , F04)ENGINE PLANTS IN GENERALSTEAM ENGINES
F02
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COMBUSTION ENGINES (cyclically operating valves therefor, lubricating, exhausting, or silencing engines F01)HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
F03
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MACHINES OR ENGINES FOR LIQUIDS (for liquids and elastic fluids F01; positive-displacement machines for liquids F04)WIND, SPRING, WEIGHT, OR MISCELLANEOUS MOTORSPRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
F04
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POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDSPUMPS FOR LIQUIDS OR ELASTIC FLUIDS (portable fire extinguishers with manually-operated pumps A62C 11/00 , with power-driven pumps A62C 25/00; charging or scavenging combustion engines by pumps F02B; engine fuel-injection pumps F02M; ion pumps H01J 41/12; electrodynamic pumps H02K 44/02)
F15
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ENGINEERING IN GENERAL
F15
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FLUID-PRESSURE ACTUATORSHYDRAULICS OR PNEUMATICS IN GENERAL
F16
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ENGINEERING ELEMENTS OR UNITSGENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONSTHERMAL INSULATION IN GENERAL
F17
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STORING OR DISTRIBUTING GASES OR LIQUIDS (water supply E03B)
F21
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LIGHTING; HEATING
F21
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LIGHTING (electric aspects or elements, see section H, e.g. electric light sources H01J , H01K , H05B)
F21H
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INCANDESCENT MANTLESOTHER INCANDESCENT BODIES HEATED BY COMBUSTION (arrangements thereof F21V 36/00; burners F23D)
F21K
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LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
F21L
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LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION [1, 7]
F21S
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NON-PORTABLE LIGHTING DEVICES OR SYSTEMS THEREOF [1, 7]
F21S 1/00
(transferred to F21S 2/00F21S 6/00F21S 8/00)
F21S 2/00
Electric lighting [7]
F21S 2/00
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Systems of lighting devices, not provided for in main groups F21S 4/00 to F21S 10/00 , e.g. of modular construction [7]
F21S 3/00
(transferred to F21S 2/00F21S 6/00F21S 8/00)
F21S 4/00
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Devices or systems using a string or strip of light sources [7]
F21S 5/00
(transferred to F21S 2/00F21S 6/00F21S 8/00)
F21S 6/00
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Devices intended to be free-standing (F21S 9/00 , F21S 10/00 take precedence) [7]
F21S 7/00
(transferred to F21S 2/00F21S 6/00F21S 8/00)
F21S 8/00
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Devices intended for fixed installation (F21S 9/00 , F21S 10/00 take precedence; using a string or strip of light sources F21S 4/00) [7]
F21S 9/00
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Devices with a built-in power supplySystems employing such devices
F21S 10/00
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Devices or systems producing a varying lighting effect [7]
F21S 11/00
Non-electric lighting (candle holders F21V 35/00; burners, combustion apparatus F23)
F21S 11/00
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Devices or systems using daylight (building arrangements in general, building details E04; windows or the like E06B)
F21S 13/00
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Devices or systems employing a point-like light sourceDevices or systems employing a light source of unspecified shape
F21S 13/02
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Devices intended to be fixed, e.g. ceiling lamp, wall lamp
F21S 13/04
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. . with a pendant
F21S 13/06
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. . . multi-branched, e.g. chandelier
F21S 13/08
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. . with suspension from a stretched wire
F21S 13/10
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. . with a standard, e.g. street lamp
F21S 13/12
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Devices intended to be free-standing, e.g. table lamp, floor lamp
F21S 13/14
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Lighting systems
F21S 15/00
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Devices or systems employing light sources not covered by group F21S 11/00 or F21S 13/00
F21S 17/00

F21S 17/00
(transferred to F21V)
F21S 19/00
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Devices or systems employing combinations of electric and non-electric light sourcesReplacing electric by non-electric light sources or vice versa
F21V
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FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOFSTRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR [1, 7]
F21W
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INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21L , F21S and F21V , RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS [7]
F21Y
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INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21L , F21S and F21V , RELATING TO THE FORM OF THE LIGHT SOURCES [7]
F22
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STEAM GENERATION (chemical or physical apparatus for generating gases B01J; chemical generation of gas, e.g. under pressure, Section C; removal of combustion products or residues, e.g. cleaning of the combustion contaminated surfaces of tubes of boilers, F23J; generating combustion products of high pressure or high velocity F23R; water heaters not for steam generation F24H , F28; cleaning of internal or external surfaces of heat-transfer conduits, e.g. water tubes of boilers, F28G)
F23
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COMBUSTION APPARATUSCOMBUSTION PROCESSES
F24
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HEATINGRANGESVENTILATING (protecting plants by heating in gardens, orchards, or forests A01G 13/06; baking ovens and apparatus A21B; cooking devices other than ranges A47J; forging B21J , B21K; specially adapted for vehicles, see the relevant subclasses of classes B60 to B64; combustion apparatus in general F23; drying F26B; ovens in general F27; electric heating elements or arrangements H05B)
F25
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REFRIGERATION OR COOLINGCOMBINED HEATING AND REFRIGERATION SYSTEMSHEAT PUMP SYSTEMSMANUFACTURE OR STORAGE OF ICELIQUEFACTION OR SOLIDIFICATION OF GASES
F26
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DRYING
F27
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FURNACESKILNSOVENSRETORTS (specially adapted for a purpose covered by a single other class and specifically mentioned in that class, see the class in question, e.g. bakery ovens A21B , glass melting furnaces C03B , coke or gas-making apparatus C10B , C10J , apparatus for cracking hydrocarbons C10G , blast furnaces C21B , converters for making steel C21C , furnaces for heat treatment of metal C21D; furnaces for electroslag or arc remelting of metals C22B 9/00; enamelling ovens C23D; combustion apparatus F23; electric heating H05B) [4]
F28
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HEAT EXCHANGE IN GENERAL (heat-transfer, heat-exchange or heat-storage materials C09K 5/00; arrangement or mounting of heat-exchangers in air-conditioning, air-humidification or ventilation F24F 13/30)
F41
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WEAPONS; BLASTING
F41
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WEAPONS
F42
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AMMUNITIONBLASTING
G
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PHYSICS
H
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ELECTRICITY

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