IPC Classification

Class code (prefix) Descriptions Number of results
F21V 1/00 Shades for light sources
F21V 1/02 Frames
F21V 1/04 Frames rigid
F21V 1/06 Frames foldable or collapsible
F21V 1/08 Frames adjustable
F21V 1/10 Rotating shades
F21V 1/12 Composite shades
F21V 1/14 Covers for frames; Frameless shades
F21V 1/16 Covers for frames; Frameless shades characterised by the material
F21V 1/17 Covers for frames; Frameless shades characterised by the material the material comprising photoluminescent substances
F21V 1/18 Covers for frames; Frameless shades characterised by the material the material being paper
F21V 1/20 Covers for frames; Frameless shades characterised by the material the material being glass
F21V 1/22 Covers for frames; Frameless shades characterised by the material the material being plastics
F21V 1/24 Covers for frames; Frameless shades characterised by the material the material being metal
F21V 1/26 Manufacturing shades
F21V 3/00 Globes; Bowls; Cover glasses
F21V 3/02 Globes; Bowls; Cover glasses characterised by the shape
F21V 3/04 Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
F21V 3/06 Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material
F21V 3/08 Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material the material comprising photoluminescent substances
F21V 3/10 Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by coatings
F21V 3/12 Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by coatings the coatings comprising photoluminescent substances
F21V 5/00 Refractors for light sources
F21V 5/02 Refractors for light sources of prismatic shape
F21V 5/04 Refractors for light sources of lens shape
F21V 5/06 Hanging lustres for chandeliers
F21V 5/08 Refractors for light sources producing an asymmetric light distribution
F21V 5/10 Refractors for light sources comprising photoluminescent material
F21V 7/00 Reflectors for light sources
F21V 7/04 Optical design
F21V 7/05 Optical design plane
F21V 7/06 Optical design with parabolic curvature
F21V 7/07 Optical design with hyperbolic curvature
F21V 7/08 Optical design with elliptical curvature
F21V 7/09 Optical design with a combination of different curvatures
F21V 7/10 Construction
F21V 7/16 Construction with provision for adjusting the curvature
F21V 7/18 Construction with provision for folding or collapsing
F21V 7/20 specially adapted for facilitating cooling, e.g. with fins
F21V 7/22 Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
F21V 7/24 Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
F21V 7/26 Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material the material comprising photoluminescent substances
F21V 7/28 Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
F21V 7/30 Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings the coatings comprising photoluminescent substances
F21V 8/00 Use of light guides, e.g. fibre optic devices, in lighting devices or systems
F21V 9/00 Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
F21V 9/02 Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for simulating daylight
F21V 9/04 Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for filtering out infrared radiation
F21V 9/06 Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for filtering out ultraviolet radiation
F21V 9/08 Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for reducing intensity of light
F21V 9/10 with provision for variation of the colour or intensity (F21V 9/12 takes precedence)
F21V 9/12 Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for reducing intensity of light with liquid-filled chambers
F21V 9/14 Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing polarised light
F21V 9/16 Selection of luminescent materials for light screens
F21V 9/20 Dichroic filters, i.e. devices operating on the principle of wave interference to pass specific ranges of wavelengths while cancelling others
F21V 9/30 Elements containing photoluminescent material distinct from or spaced from the light source
F21V 9/32 Elements containing photoluminescent material distinct from or spaced from the light source characterised by the arrangement of the photoluminescent material
F21V 9/35 Elements containing photoluminescent material distinct from or spaced from the light source characterised by the arrangement of the photoluminescent material at focal points, e.g. of refractors, lenses, reflectors or arrays of light sources
F21V 9/38 Combination of two or more photoluminescent elements of different materials
F21V 9/40 Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
F21V 9/45 Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity by adjustment of photoluminescent elements
F21V 11/00 Screens not covered by groups , ,  or  
F21V 11/02 Screens not covered by groups , ,  or   using parallel laminae or strips, e.g. of Venetian-blind type
F21V 11/04 Screens not covered by groups , ,  or   using parallel laminae or strips, e.g. of Venetian-blind type adjustable
F21V 11/06 Screens not covered by groups , ,  or   using lattices or honeycombs
F21V 11/08 Screens not covered by groups , ,  or   using diaphragms containing one or more apertures
F21V 11/10 Screens not covered by groups , ,  or   using diaphragms containing one or more apertures of iris type
F21V 11/12 Screens not covered by groups , ,  or   using diaphragms containing one or more apertures of slot type
F21V 11/14 Screens not covered by groups , ,  or   using diaphragms containing one or more apertures with many small apertures
F21V 11/16 Screens not covered by groups , ,  or   using sheets without apertures, e.g. fixed
F21V 11/18 Screens not covered by groups , ,  or   using sheets without apertures, e.g. fixed movable, e.g. flaps, slides
F21V 13/00 Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups
F21V 13/02 Combinations of only two kinds of elements
F21V 13/04 Combinations of only two kinds of elements the elements being reflectors and refractors
F21V 13/06 Combinations of only two kinds of elements the elements being reflectors and refractors a reflector being rotatable
F21V 13/08 Combinations of only two kinds of elements the elements being filters or photoluminescent elements and reflectors
F21V 13/10 Combinations of only two kinds of elements the elements being reflectors and screens
F21V 13/12 Combinations of only three kinds of elements
F21V 13/14 Combinations of only three kinds of elements the elements being filters or photoluminescent elements, reflectors and refractors
F21V 14/00 Controlling the distribution of the light emitted by adjustment of elements
F21V 14/02 Controlling the distribution of the light emitted by adjustment of elements by movement of light sources
F21V 14/04 Controlling the distribution of the light emitted by adjustment of elements by movement of reflectors
F21V 14/06 Controlling the distribution of the light emitted by adjustment of elements by movement of refractors
F21V 14/08 Controlling the distribution of the light emitted by adjustment of elements by movement of screens
F21V 15/00 Protecting lighting devices from damage
F21V 15/01 Housings, e.g. material or assembling of housing parts
F21V 15/02 Cages
F21V 15/04 Resilient mountings, e.g. shock-absorbers
F21V 15/06 Thermal insulation
F21V 15/015 Devices for covering joints between adjacent lighting devices; End coverings
F21V 17/00 Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
F21V 17/02 Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
F21V 17/04 Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages onto or by the light source
F21V 17/06 Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages onto or by the lamp holder
F21V 17/08 Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages onto the supporting or suspending arrangements of the lighting device, e.g. power cords, standards
F21V 17/10 Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
F21V 17/12 Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
F21V 17/14 Bayonet-type fastening
F21V 17/16 Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts of the lighting device; Snap action mounting
F21V 17/18 Latch-type fastening, e.g. with rotary action
F21V 17/20 Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by toggle-action levers
F21V 19/00 Fastening of light sources or lamp holders
F21V 19/02 Fastening of light sources or lamp holders with provision for adjustment, e.g. for focusing
F21V 19/04 Fastening of light sources or lamp holders with provision for changing light source, e.g. turret
F21V 19/06 Fastening incandescent mantles or other incandescent bodies to lamp parts; Suspension devices for incandescent mantles or other incandescent bodies
F21V 21/00 Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
F21V 21/02 Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
F21V 21/03 Ceiling bases, e.g. ceiling roses
F21V 21/04 Recessed bases
F21V 21/005 Supporting, suspending, or attaching arrangements for lighting devices; Hand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
F21V 21/06 Bases for movable standing lamps; Fixing standards to the bases
F21V 21/08 Devices for easy attachment to a desired place
F21V 21/10 Pendants, arms or standards; Fixing lighting devices to pendants, arms or standards
F21V 21/12 Pendants, arms or standards; Fixing lighting devices to pendants, arms or standards capable of being elongated or shortened by the insertion or removal of intermediate pieces
F21V 21/13 Spring-loaded poles fixed at both ends
F21V 21/14 Adjustable mountings
F21V 21/15 Adjustable mountings specially adapted for power operation, e.g. by remote control
F21V 21/16 Adjustable mountings using wires or cords
F21V 21/18 Adjustable mountings using wires or cords operated by springs
F21V 21/20 Adjustable mountings using wires or cords operated by weights
F21V 21/22 Adjustable mountings telescopic
F21V 21/24 Lazy-tongs
F21V 21/26 Pivoted arms
F21V 21/28 Pivoted arms adjustable in more than one plane
F21V 21/29 Pivoted arms adjustable in more than one plane employing universal joints
F21V 21/30 Pivoted housings or frames
F21V 21/32 Flexible tubes
F21V 21/34 Supporting elements displaceable along a guiding element
F21V 21/35 Supporting elements displaceable along a guiding element with direct electrical contact between the supporting element and electric conductors running along the guiding element
F21V 21/36 Hoisting or lowering devices, e.g. for maintenance
F21V 21/38 Hoisting or lowering devices, e.g. for maintenance with a cable
F21V 21/40 Hand grips
F21V 21/084 Head fittings
F21V 21/088 Clips; Clamps
F21V 21/092 Suction devices
F21V 21/096 Magnetic devices
F21V 21/104 Pendants
F21V 21/108 Arms
F21V 21/112 Fixing lighting devices to pendants
F21V 21/116 Fixing lighting devices to arms or standards
F21V 23/00 Arrangement of electric circuit elements in or on lighting devices
F21V 23/02 Arrangement of electric circuit elements in or on lighting devices the elements being transformers or impedances
F21V 23/04 Arrangement of electric circuit elements in or on lighting devices the elements being switches
F21V 23/06 Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices
F21V 25/00 Safety devices structurally associated with lighting devices
F21V 25/02 Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken
F21V 25/04 Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken breaking the electric circuit
F21V 25/06 Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken feeding a quenching fluid to the light source
F21V 25/08 Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken cutting the incandescent filament
F21V 25/10 Safety devices structurally associated with lighting devices coming into action when lighting device is over-loaded, e.g. thermal switch
F21V 25/12 Flameproof or explosion-proof arrangements
F21V 27/00 Cable-stowing arrangements structurally associated with lighting devices, e.g. reels
F21V 27/02 Cable inlets
F21V 29/00 Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
F21V 29/02 Cooling by forcing air over or around the light source (cooling arrangements structurally associated with electric lamps H01J 61/52, H01K 1/58)
F21V 29/10 Arrangement of heat-generating components to reduce thermal damage, e.g. by distancing heat-generating components from other components to be protected
F21V 29/15 Thermal insulation
F21V 29/50 Cooling arrangements
F21V 29/51 Cooling arrangements using condensation or evaporation of a fluid, e.g. heat pipes
F21V 29/52 Cooling arrangements using condensation or evaporation of a fluid, e.g. heat pipes electrically powered, e.g. refrigeration systems
F21V 29/54 Cooling arrangements using thermoelectric means, e.g. Peltier elements
F21V 29/56 Cooling arrangements using liquid coolants
F21V 29/57 Cooling arrangements using liquid coolants characterised by control arrangements
F21V 29/58 Cooling arrangements using liquid coolants characterised by the coolants
F21V 29/60 Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
F21V 29/61 Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by control arrangements
F21V 29/63 Cooling arrangements characterised by the use of a forced flow of gas, e.g. air using ionic wind
F21V 29/65 Cooling arrangements characterised by the use of a forced flow of gas, e.g. air the gas flowing in a closed circuit
F21V 29/67 Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
F21V 29/70 Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
F21V 29/71 Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks using a combination of separate elements interconnected by heat-conducting means, e.g. with heat pipes or thermally conductive bars between separate heat-sink elements
F21V 29/73 Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements being adjustable with respect to each other, e.g. hinged
F21V 29/74 Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
F21V 29/75 Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with fins or blades having different shapes, thicknesses or spacing
F21V 29/76 Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
F21V 29/77 Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
F21V 29/78 Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with helically or spirally arranged fins or blades
F21V 29/80 Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with pins or wires
F21V 29/81 Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with pins or wires with pins or wires having different shapes, lengths or spacing
F21V 29/83 Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
F21V 29/85 Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
F21V 29/87 Organic material, e.g. filled polymer composites; Thermo-conductive additives or coatings therefor
F21V 29/89 Metals
F21V 29/90 Heating arrangements
F21V 29/502 Cooling arrangements characterised by the adaptation for cooling of specific components
F21V 29/503 Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
F21V 29/504 Cooling arrangements characterised by the adaptation for cooling of specific components of refractors
F21V 29/505 Cooling arrangements characterised by the adaptation for cooling of specific components of reflectors
F21V 29/506 Cooling arrangements characterised by the adaptation for cooling of specific components of globes, bowls or cover glasses
F21V 29/507 Cooling arrangements characterised by the adaptation for cooling of specific components of means for protecting lighting devices from damage, e.g. housings
F21V 29/508 Cooling arrangements characterised by the adaptation for cooling of specific components of electrical circuits
F21V 31/00 Gas-tight or water-tight arrangements
F21V 31/03 Gas-tight or water-tight arrangements with provision for venting
F21V 31/04 Provision of filling media
F21V 33/00 Structural combinations of lighting devices with other articles, not otherwise provided for
F21V 35/00 Candle holders
F21V 36/00 Arrangements of mantles or other incandescent bodies on burners
F21V 36/02 Arrangements of mantles or other incandescent bodies on burners in ceiling lamps
F21V 37/00 FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR - Details of lighting devices employing combustion as light source, not otherwise provided for
F21V 37/02 Special adaptation for protection against draughts
F21V 99/00 Subject matter not provided for in other groups of this subclass