F21V

FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF

STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR

Groups F21V1/00-F21V14/00 cover aspects related to light emission or distribution. Groups F21V15/00-F21V31/00 cover aspects not related to light emission or distribution.

Details of non-electric lighting devices or systems are classified in groups F21V35/00-F21V37/00 only if a special adaptation related to the use of a non-electric light source is of interest.

In this subclass, it is desirable to add the indexing codes of subclasses F21W and F21Y

The following IPC groups are not in the CPC scheme. The subject matter for these IPC groups is classified in the following CPC groups:

F21V8/00

covered by

G02B6/00

In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme.

F21V1/00

Aspects related to light emission or distribution

F21V1/00

Shades for light sources

, i.e. lampshades for table, floor, wall or ceiling lamps

F21V1/02

Frames

F21V1/04

rigid F21V1/08 takes precedence

F21V1/06

foldable or collapsible

F21V1/08

adjustable

F21V1/10

Rotating shades

F21V1/12

Composite shades

, i.e. shades being made of distinct parts

F21V1/14

Covers for frames

Frameless shades

F21V1/143

The cover being attached to a supporting lampshade frame

F21V1/146

Frameless shades

F21V1/16

characterised by the material

F21V1/17

the material comprising photoluminescent substances

F21V1/18

the material being paper

F21V1/20

the material being glass

F21V1/22

the material being plastics

F21V1/24

the material being metal

F21V1/26

Manufacturing shades

F21V3/00

Globes

Bowls

Cover glasses with refracting properties F21V5/00; with reflecting properties F21V7/00; characterised by cooling arrangements F21V29/506

Groups F21V3/00 - F21V3/049 are incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V3/02

characterised by the shape

F21V3/023

Chinese lanterns; Balloons

F21V3/026

being inflatable

F21V3/04

characterised by materials, surface treatments or coatings

F21V3/049

Patterns or structured surfaces for diffusing light, e.g. frosted surfaces

F21V3/06

characterised by the material

F21V3/061

the material being glass

F21V3/0615

the material diffusing light, e.g. translucent glass

F21V3/062

the material being plastics

F21V3/0625

the material diffusing light, e.g. translucent plastics

F21V3/063

comprising air or water bubbles, e.g. foamed materials

F21V3/08

the material comprising photoluminescent substances

Group F21V3/08 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V3/10

characterised by coatings

F21V3/12

the coatings comprising photoluminescent substances

Group F21V3/12 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/00

Refractors for light sources characterised by cooling arrangements F21V29/504

Group F21V5/00 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/002

using microoptical elements for redirecting or diffusing light

Group F21V5/002 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/003

using holograms

Group F21V5/003 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/004

using microlenses

Group F21V5/004 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/005

using microprisms

Group F21V5/005 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/006

applied to portable lighting devices

Group F21V5/006 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/007

Array of lenses or refractors for a cluster of light sources, e.g. for arrangement of multiple light sources in one plane combination of two or more refractors F21V5/008

Group F21V5/007 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/008

Combination of two or more successive refractors along an optical axis

Group F21V5/008 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/02

of prismatic shape F21V5/04 takes precedence

Group F21V5/02 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/04

of lens shape

Group F21V5/04 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/041

Ball lenses

Group F21V5/041 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/043

the lens having cylindrical faces, e.g. rod lenses, toric lenses

Group F21V5/043 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/045

the lens having discontinuous faces, e.g. Fresnel lenses

Group F21V5/045 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/046

the lens having a rotationally symmetrical shape about an axis for transmitting light in a direction mainly perpendicular to this axis, e.g. ring or annular lens with light source disposed inside the ring

Group F21V5/046 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/048

the lens being a simple lens adapted to cooperate with a point-like source for emitting mainly in one direction and having an axis coincident with the main light transmission direction, e.g. convergent or divergent lenses, plano-concave or plano-convex lenses

Group F21V5/048 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/06

Hanging lustres for chandeliers

Group F21V5/06 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/08

producing an asymmetric light distribution

Group F21V5/08 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V5/10

comprising photoluminescent material

F21V7/00

Reflectors for light sources characterised by cooling arrangements F21V29/505

Group F21V7/00 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V7/0008

providing for indirect lighting

F21V7/0016

on lighting devices that also provide for direct lighting, e.g. by means of independent light sources, by splitting of the light beam, by switching between both lighting modes

F21V7/0025

Combination of two or more reflectors for a single light source array of reflectors for a cluster of light sources F21V7/0083

F21V7/0033

with successive reflections from one reflector to the next or following

F21V7/0041

for avoiding direct view of the light source or to prevent dazzling

F21V7/005

with an elongated shape to cooperate with linear light sources

F21V7/0058

adapted to cooperate with light sources of shapes different from point-like or linear, e.g. circular light sources

F21V7/0066

specially adapted to cooperate with point like light sources; specially adapted to cooperate with light sources the shape of which is unspecified F21V7/16 - F21V7/30 take precedence

F21V7/0075

for portable lighting devices

F21V7/0083

Array of reflectors for a cluster of light sources, e.g. arrangement of multiple light sources in one plane combination of two or more reflectors F21V7/0025

F21V7/0091

using total internal reflection

F21V7/04

Optical design

F21V7/041

with conical or pyramidal surface

F21V7/043

with cylindrical surface

F21V7/045

with spherical surface

F21V7/046

with involute curvature

F21V7/048

with facets structure

F21V7/05

plane

F21V7/06

with parabolic curvature

F21V7/07

with hyperbolic curvature

F21V7/08

with elliptical curvature

F21V7/09

with a combination of different curvatures

F21V7/10

Construction

F21V7/16

with provision for adjusting the curvature

F21V7/18

with provision for folding or collapsing

F21V7/22

characterised by materials, surface treatments or coatings, e.g. dichroic reflectors

Group F21V7/22 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V7/24

characterised by the material

F21V7/26

the material comprising photoluminescent substances

F21V7/28

characterised by coatings

F21V7/30

the coatings comprising photoluminescent substances

F21V9/00

Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters coloured shades F21V1/00; elements characterised by cooling arrangements F21V29/502

F21V9/02

for simulating daylight F21V9/04, F21V9/06 take precedence

F21V9/04

for filtering out infrared radiation dichroic reflectors F21V7/22; using liquid-filled chambers F21V9/12

F21V9/06

for filtering out ultra-violet radiation

F21V9/08

for producing coloured light, e.g. monochromatic

for reducing intensity of light with provision for controlling the colour F21V9/40

Group F21V9/08 is incomplete pending reclassification of documents from group F21L15/04.
Groups F21V9/08 and F21L15/04 should be considered in order to perform a complete search.

F21V9/083

for portable lighting devices

Group F21V9/083 is incomplete pending reclassification of documents from group F21L15/04.
Groups F21L15/04 and F21V9/083 should be considered in order to perform a complete search.

F21V9/12

with liquid-filled chambers

Group F21V9/12 is incomplete pending reclassification of documents from group F21L15/04.
Groups F21L15/04 and F21V9/12 should be considered in order to perform a complete search.

F21V9/14

for producing polarised light

F21V9/20

Dichroic filters, i.e. devices operating on the principle of wave interference to pass specific ranges of wavelengths while cancelling others

F21V9/30

Elements containing photoluminescent material distinct from or spaced from the light source shades F21V1/17; globes, bowls or cover glasses F21V3/08, F21V3/12; refractors F21V5/10; reflectors F21V7/26, F21V7/30; elements with provision for controlling the spectral properties or intensity F21V9/40

F21V9/32

characterised by the arrangement of the photoluminescent material

F21V9/35

at focal points, e.g. of refractors, lenses, reflectors or arrays of light sources

F21V9/38

Combination of two or more photoluminescent elements of different materials

F21V9/40

with provision for controlling spectral properties, e.g. colour, or intensity

Group F21V9/40 is incomplete pending reclassification of documents from group F21L15/04.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V9/45

by adjustment of photoluminescent elements

F21V11/00

Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 characterised by cooling arrangements F21V29/502

Groups F21V11/00 - F21V11/186 are incomplete pending reclassification of documents from group F21L15/04.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V11/02

using parallel laminae or strips, e.g. of Venetian-blind type F21V11/06 takes precedence

F21V11/04

adjustable

F21V11/06

using crossed laminae or strips

, e.g. grid-shaped louvers

using lattices or honeycombs

F21V11/065

adjustable

F21V11/08

using diaphragms containing one or more apertures

F21V11/10

of iris type

F21V11/12

of slot type

F21V11/14

with many small apertures

F21V11/16

using sheets without apertures, e.g. fixed

F21V11/18

movable, e.g. flaps, slides

F21V11/183

pivotable

F21V11/186

slidable

F21V13/00

Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00 controlling the distribution of the light emitted by adjustment of elements F21V14/00

Groups F21V13/00 - F21V13/14 are incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V13/02

Combinations of only two kinds of elements

Group F21V13/02 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V13/04

the elements being reflectors and refractors

for vehicle rear lights F21S43/40

F21V13/045

for portable lighting devices

F21V13/06

a reflector being rotatable

F21V13/08

the elements being filters or photoluminescent elements and reflectors

Group F21V13/08 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V13/10

the elements being reflectors and screens

F21V13/12

Combinations of only three kinds of elements

Group F21V13/12 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V13/14

the elements being filters or photoluminescent elements, reflectors and refractors

Group F21V13/14 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V14/00

Controlling the distribution of the light emitted by adjustment of elements reflectors with provision for adjusting the curvature F21V7/16; light filters or the like with provision for controlling the colour or intensity F21V9/40; screens using adjustable parallel laminae or strips F21V11/04; screens using iris-type diaphragms F21V11/10; screens using movable sheets without apertures F21V11/18; adjustable mountings for lighting devices F21V21/14

F21V14/003

by interposition of elements with electrically controlled variable light transmissivity, e.g. liquid crystal elements or electrochromic devices

F21V14/006

by means of optical elements, e.g. films, filters or screens, being rolled up around a roller

F21V14/02

by movement of light sources

in vehicle head lamps F21S41/657

F21V14/025

in portable lighting devices

Group F21V14/025 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V14/04

by movement of reflectors

in vehicle head lamps F21S41/675

F21V14/045

in portable lighting devices

Group F21V14/045 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V14/06

by movement of refractors

in vehicle head lamps F21S41/635

F21V14/065

in portable lighting devices

Group F21V14/065 is incomplete pending reclassification of documents from group F21L15/02.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V14/08

by movement of the screens

or filters

F21V14/085

in portable lighting devices

Group F21V14/085 is incomplete pending reclassification of documents from group F21L15/04.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V15/00

Aspects not related to light emission or distribution, e.g. fittings

F21V15/00

Protecting lighting devices from damage protection from thermal damage F21V29/00; gas-tight or water-tight arrangements F21V31/00

F21V15/005

Measures against vandalism, stealing or tampering F21V15/02, F21V15/04 take precedence

F21V15/01

Housings, e.g. material or assembling of housing parts F21V15/02 takes precedence

housings forming signs or letters G09F13/04

F21V15/012

Housings with variable shape or dimensions, e.g. by means of elastically deformable materials or by movement of parts forming telescopic extensions of the housing body

F21V15/013

the housing being an extrusion

F21V15/015

Devices for covering joints between adjacent lighting devices

End coverings

F21V15/02

Cages

F21V15/04

Resilient mountings, e.g. shock absorbers in general F16F15/04

shock absorbing devices of vehicle headlamp housings B60Q1/0491

F21V17/00

Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages of light sources or light holders F21V19/00

F21V17/002

with provision for interchangeability, i.e. component parts being especially adapted to be replaced by another part with the same or a different function F21V17/10 takes precedence

F21V17/005

with keying means, i.e. for enabling the assembling of component parts in distinctive positions, e.g. for preventing wrong mounting

F21V17/007

with provision for shipment or storage

F21V17/02

with provision for adjustment F21V17/04 - F21V17/08 take precedence

F21V17/04

the fastening being onto or by the light source

F21V17/06

the fastening being onto or by the lampholder

F21V17/08

onto the supporting or suspending arrangements of the lighting device, e.g. power cords, standards

F21V17/10

characterised by specific fastening means or way of fastening F21V17/02 - F21V17/08 take precedence

F21V17/101

permanently, e.g. welding, gluing or riveting

F21V17/102

using gravity or suction

F21V17/104

using feather joints, e.g. tongues and grooves, with or without friction

F21V17/105

using magnets

F21V17/107

using hinge joints

F21V17/108

using hook and loop-type fasteners

F21V17/12

by screwing

F21V17/14

Bayonet-type fastening

F21V17/16

by deformation of parts

Snap action mounting

F21V17/162

the parts being subjected to traction or compression, e.g. coil springs

F21V17/164

the parts being subjected to bending, e.g. snap joints

F21V17/166

the parts being subjected to torsion, e.g. spiral springs

F21V17/168

the parts being resilient rings acting substantially isotropically, e.g. split rings

F21V17/18

Latch-type fastening, e.g. with rotary action

F21V17/20

by toggle-action levers

F21V19/00

Fastening of light sources or lamp holders fastening electric light source solely by the coupling device H01R33/00

; special means for attaching candle to candle holder F21V35/003

Groups F21V19/00 - F21V19/04 are incomplete pending reclassification of documents from group F21L15/06.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V19/0005

of sources having contact pins, wires or blades, e.g. pinch sealed lamp F21V19/001 takes precedence

F21V19/001

the light sources being semiconductors devices, e.g. LEDs

F21V19/0015

Fastening arrangements intended to retain light sources

F21V19/002

the fastening means engaging the encapsulation or the packaging of the semiconductor device

F21V19/0025

the fastening means engaging the conductors of the light source, i.e. providing simultaneous fastening of the light sources and their electric connections

F21V19/003

Fastening of light source holders, e.g. of circuit boards or substrates holding light sources

F21V19/0035

the fastening means being capable of simultaneously attaching of an other part, e.g. a housing portion or an optical component

F21V19/004

by deformation of parts or snap action mountings, e.g. using clips

F21V19/0045

by tongue and groove connections, e.g. dovetail interlocking means fixed by sliding

F21V19/005

by permanent fixing means, e.g. gluing, riveting or embedding in a potting compound

F21V19/0055

by screwing

F21V19/006

of point-like light sources, e.g. incandescent or halogen lamps, with screw-threaded or bayonet base of sources having contact pins, wires or blades F21V19/0005; of LEDs or sources mounted on printed-circuit board F21V19/001

F21V19/0065

at least one conductive element acting as a support means, e.g. spring-mounted contact plate in a bayonet base

F21V19/007

the support means engaging the vessel of the source

F21V19/0075

of tubular light sources, e.g. ring-shaped fluorescent light sources

F21V19/008

of straight tubular light sources, e.g. straight fluorescent tubes, soffit lamps

F21V19/0085

at least one conductive element acting as a support means, e.g. resilient contact blades, piston-like contact

F21V19/009

the support means engaging the vessel of the source

F21V19/0095

of U-shaped tubular light sources, e.g. compact fluorescent tubes

F21V19/02

with provision for adjustment, e.g. for focusing

F21V19/04

with provision for changing light source, e.g. turret

auxiliary devices for cleaning, placing, or removing incandescent lamps H01K3/32, fluorescent lamps H01J9/006

F21V19/047

by using spare light sources comprised in or attached to the lighting device and being intended to replace a defect light source by manual mounting

F21V19/06

Fastening incandescent mantles or other incandescent bodies to lamp parts

Suspension devices for incandescent mantles or other incandescent bodies arrangements of mantles or other incandescent bodies on burners F21V36/00

F21V21/00

Supporting, suspending, or attaching arrangements for lighting devices F21V17/00, F21V19/00 take precedence; arrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general B60Q, stands for supporting apparatus or articles in general F16M11/00

Hand grips

F21V21/002

making direct electrical contact, e.g. by piercing F21V21/35 takes precedence

F21V21/005

for several lighting devices in an end-to-end arrangement, i.e. light tracks

F21V21/008

Suspending from a cable or suspension line

F21V21/02

Wall, ceiling, or floor bases

Fixing pendants or arms to the bases F21V21/08 takes precedence; bases for movable standing lamps F21V21/06

F21V21/025

Elongated bases having a U-shaped cross section

F21V21/03

Ceiling bases, e.g. ceiling roses F21V21/04 takes precedence

F21V21/04

Recessed bases

F21V21/041

Mounting arrangements specially adapted for false ceiling panels or partition walls made of plates F21V21/047 takes precedence

F21V21/042

using clamping means, e.g. for clamping with panel or wall

F21V21/043

actuated by screwing

F21V21/044

with elastically deformable elements, e.g. spring tongues

F21V21/045

being tensioned by translation of parts, e.g. by pushing or pulling

F21V21/046

being tensioned by rotation of parts

F21V21/047

Mounting arrangements with fastening means engaging the inner surface of a hole in a ceiling or wall, e.g. for solid walls or for blind holes

F21V21/048

Mounting arrangements for fastening lighting devices to false ceiling frameworks

F21V21/049

Mounting arrangements for attaching lighting devices to the ceiling, the lighting devices being recessed in a false or stretched ceiling

F21V21/06

Bases for movable standing lamps

Fixing standards to the bases F21V21/08 takes precedence

F21V21/08

Devices for easy attachment to any desired place, e.g. clip, clamp, magnet

Groups F21V21/08 - F21V21/0965 are incomplete pending reclassification of documents from groups F21L15/08, F21L15/10 and F21L15/14.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V21/0808

Adhesive means

F21V21/0816

Strap fasteners, e.g. fasteners with a buckle

F21V21/0824

Ground spikes

F21V21/0832

Hook and loop-type fasteners

F21V21/084

Head fittings

F21V21/088

Clips

Clamps

F21V21/0885

for portable lighting devices

F21V21/092

Suction devices

F21V21/0925

for portable lighting devices

F21V21/096

Magnetic devices

F21V21/0965

for portable lighting devices

F21V21/10

Pendants, arms, or standards

Fixing lighting devices to pendants, arms, or standards adjustable mounting F21V21/14; construction of posts not peculiar to use with lighting devices E04H12/00

F21V21/104

Pendants

F21V21/108

Arms

F21V21/112

Fixing lighting devices to pendants F21V21/002 takes precedence

F21V21/116

Fixing lighting devices to arms or standards F21V21/002 takes precedence

F21V21/12

capable of being elongated or shortened by the insertion or removal of intermediate pieces

F21V21/13

Spring-loaded poles fixed at both ends

F21V21/14

Adjustable mountings

Groups F21V21/14 - F21V21/32 are incomplete pending reclassification of documents from group F21L15/08.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V21/145

for portable lighting devices

F21V21/15

specially adapted for power operation, e.g. by remote control

F21V21/16

using wires or cords

F21V21/18

operated by springs

F21V21/20

operated by weights

F21V21/22

telescopic

F21V21/24

Lazy-tongs

F21V21/26

Pivoted arms

F21V21/28

adjustable in more than one plane

F21V21/29

employing universal joints

F21V21/30

Pivoted housings or frames

F21V21/32

Flexible tubes

F21V21/34

Supporting elements displaceable along a guiding element

telescopic mounting of lighting devices F21V21/22

F21V21/35

with direct electrical contact between the supporting element and electric conductors running along the guiding element

F21V21/36

Hoisting or lowering devices, e.g. for maintenance

F21V21/38

with a cable

F21V21/40

Hand grips

F21V21/403

for operation or dentist lamps

F21V21/406

for portable lighting devices

F21V23/00

Arrangement of electric circuit elements in or on lighting devices

characterised by cooling arrangements F21V29/508

Groups F21V23/00 - F21V23/06 are incomplete pending reclassification of documents from group F21L15/06.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V23/001

the elements being electrical wires or cables

F21V23/002

Arrangements of cables or conductors inside a lighting device, e.g. means for guiding along parts of the housing or in a pivoting arm

F21V23/003

the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array

F21V23/004

arranged on a substrate, e.g. a printed circuit board

F21V23/005

the substrate is supporting also the light source

F21V23/006

the substrate being distinct from the light source holder

F21V23/007

enclosed in a casing

F21V23/008

the casing being outside the housing of the lighting device

F21V23/009

the casing being inside the housing of the lighting device

F21V23/02

the elements being transformers, impedances

or power supply units, e.g. a transformer with a rectifier

F21V23/023

Power supplies in a casing F21V23/003 takes precedence

F21V23/026

Fastening of transformers or ballasts

F21V23/04

the elements being switches safety devices F21V25/00

F21V23/0407

for flashing

F21V23/0414

specially adapted to be used with portable lighting devices

F21V23/0421

the switch being part of, or disposed on the tail cap portion thereof

F21V23/0428

the switch being part of, or disposed on the lamp head portion thereof

F21V23/0435

activated by remote control means

F21V23/0442

activated by means of a sensor, e.g. motion or photodetectors

F21V23/045

the sensor receiving a signal from a remote controller

F21V23/0457

the sensor sensing the operating status of the lighting device, e.g. to detect failure of a light source or to provide feedback to the device

F21V23/0464

the sensor sensing the level of ambient illumination, e.g. dawn or dusk sensors

F21V23/0471

the sensor detecting the proximity, the presence or the movement of an object or a person

F21V23/0478

by means of an image recording device, e.g. a camera

F21V23/0485

the sensor sensing the physical interaction between a user and certain areas located on the lighting device, e.g. a touch sensor

F21V23/0492

the sensor detecting a change in orientation, a movement or an acceleration of the lighting device, e.g. a tilt switch

F21V23/06

the elements being coupling devices

, e.g. connectors

F21V25/00

Safety devices structurally associated with lighting devices gas- tight or water-tight arrangements F21V31/00; in general F16P; protective circuit arrangements per se

H02H7/00

F21V25/02

coming into action when lighting device is disturbed, dismounted, or broken

F21V25/04

breaking the electric circuit

F21V25/06

feeding a quenching fluid to the light source

F21V25/08

cutting the incandescent filament

F21V25/10

coming into action when lighting device is overloaded, e.g. thermal switch

F21V25/12

Flameproof or explosion-proof arrangements

F21V25/125

using intumescent material, i.e. using materials which swells up as a result of heat exposure

F21V27/00

Cable-stowing arrangements structurally associated with lighting devices, e.g. reels storing lengths of cable in general B65H

the lighting devices being vehicle headlamps F21S41/192; the lighting devices being vehicle lights F21S43/195

F21V27/005

for portable lighting devices

F21V27/02

Cable inlets

F21V29/00

Protecting lighting devices from thermal damage

Cooling or heating arrangements specially adapted for lighting devices or systems lighting fixtures combined with outlets for air-treatment systems F24F13/078

F21V29/10

Arrangement of heat-generating components to reduce thermal damage, e.g. by distancing heat-generating components from other components to be protected

F21V29/15

Thermal insulation

F21V29/50

Cooling arrangements air-treatment systems dissipating or using the heat of lighting fixtures F24F3/056

F21V29/502

characterised by the adaptation for cooling of specific components

F21V29/503

of light sources cooling arrangements structurally associated with gas-discharge or vapour-discharge lamps H01J61/52; cooling arrangements structurally associated with electric incandescent lamps H01K1/58; cooling arrangements structurally associated with light-emitting diodes H01L33/64

F21V29/504

of refractors

F21V29/505

of reflectors

F21V29/506

of globes, bowls or cover glasses

F21V29/507

of means for protecting lighting devices from damage, e.g. housings

F21V29/508

of electrical circuits

F21V29/51

using condensation or evaporation of a fluid, e.g. heat pipes

F21V29/52

electrically powered, e.g. refrigeration systems

F21V29/54

using thermoelectric means, e.g. Peltier elements

F21V29/56

using liquid coolants F21V29/51 takes precedence

F21V29/57

characterised by control arrangements

F21V29/58

characterised by the coolants

F21V29/59

with forced flow of the coolant

F21V29/60

characterised by the use of a forced flow of gas, e.g. air

F21V29/61

characterised by control arrangements

F21V29/63

using electrically-powered vibrating means

using ionic wind

F21V29/65

the gas flowing in a closed circuit

F21V29/67

characterised by the arrangement of fans

F21V29/673

the fans being used for intake

F21V29/677

the fans being used for discharging

F21V29/70

characterised by passive heat-dissipating elements, e.g. heat-sinks

F21V29/71

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

F21V29/713

in direct thermal and mechanical contact of each other to form a single system

F21V29/717

using split or remote units thermally interconnected, e.g. by thermally conductive bars or heat pipes

F21V29/73

the elements being adjustable with respect to each other, e.g. hinged

F21V29/74

with fins or blades

F21V29/745

the fins or blades being planar and inclined with respect to the joining surface from which the fins or blades extend

F21V29/75

with fins or blades having different shapes, thicknesses or spacing

F21V29/76

with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section

F21V29/763

the planes containing the fins or blades having the direction of the light emitting axis

F21V29/767

the planes containing the fins or blades having directions perpendicular to the light emitting axis

F21V29/77

with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section

F21V29/773

the planes containing the fins or blades having the direction of the light emitting axis

F21V29/777

the planes containing the fins or blades having directions perpendicular to the light emitting axis

F21V29/78

with helically or spirally arranged fins or blades

F21V29/80

with pins or wires

F21V29/81

with pins or wires having different shapes, lengths or spacing

F21V29/83

the elements having apertures, ducts or channels, e.g. heat radiation holes

F21V29/85

characterised by the material liquid coolants F21V29/56

F21V29/86

Ceramics or glass

F21V29/87

Organic material, e.g. filled polymer composites

Thermo-conductive additives or coatings therefor

F21V29/89

Metals

F21V29/90

Heating arrangements

F21V31/00

Gas-tight or water-tight arrangements

F21V31/005

Sealing arrangements therefor

F21V31/03

with provision for venting

for vehicle head lights F21S45/33; for vehicle rear lights F21S41/192

F21V31/04

Provision of filling media

F21V33/00

Structural combinations of lighting devices with other articles, not otherwise provided for

F21V33/0004

Personal or domestic articles

F21V33/0008

Clothing or clothing accessories, e.g. scarfs, gloves or belts

F21V33/0012

Furniture hospital beds F21V33/0072

F21V33/0016

Furnishing for windows and doors sunshades F21V33/006

F21V33/002

Racks for compact discs or the like

F21V33/0024

Household or table equipment

F21V33/0028

Decorative household equipment, e.g. plant holders or food dummies

F21V33/0032

Paintings, pictures or photographs; Frames therefor

F21V33/0036

Table-ware or table equipment, e.g. dishes, cutlery or trays

F21V33/004

Sanitary equipment, e.g. mirrors, showers, toilet seats or paper dispensers

F21V33/0044

Household appliances, e.g. washing machines or vacuum cleaners

F21V33/0048

Office articles, e.g. bookmarks, desk lamps with drawers, stands for books or music scores

F21V33/0052

Audio or video equipment, e.g. televisions, telephones, cameras or computers; Remote control devices therefor

F21V33/0056

Audio equipment, e.g. music instruments, radios or speakers

F21V33/006

General building constructions or finishing work for buildings, e.g. roofs, gutters, stairs or floors; Garden equipment; Sunshades or parasols

F21V33/0064

Health, life-saving or fire-fighting equipment

F21V33/0068

Medical equipment

F21V33/0072

Hospital beds

F21V33/0076

Safety or security signalisation, e.g. smoke or burglar alarms, earthquake detectors; Self-defence devices

F21V33/008

Leisure, hobby or sport articles, e.g. toys, games or first-aid kits; Hand tools; Toolboxes

F21V33/0084

Hand tools; Toolboxes

F21V33/0088

Ventilating systems lighting fixtures combined with outlets for air treatment systems F24F13/078

F21V33/0092

with heating or cooling devices

F21V33/0096

Fans, e.g. ceiling fans forced cooling of lighting devices characterised by the arrangement of fans F21V29/67

F21V35/00

Candle holders

Groups F21V35/00 - F21V35/006 are incomplete pending reclassification of documents from group F21L25/00.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V35/003

Special means for attaching the candle to the candle holder

F21V35/006

Drop catchers; Shade holders

F21V36/00

Arrangements of mantles or other incandescent bodies on burners

F21V36/02

in ceiling lamps

F21V37/00

Details of lighting devices employing combustion as light source, not otherwise provided for

Groups F21V37/00 - F21V37/02 are incomplete pending reclassification of documents from group F21L25/00.
All groups listed in this Warning should be considered in order to perform a complete search.

F21V37/0004

using liquid fuel

F21V37/0008

Fuel containers

F21V37/0012

Filling or level checking

F21V37/0016

Fastening of the container to other parts of the lamp

F21V37/002

Wicks

F21V37/0025

vegetal F21V37/0033 takes precedence

F21V37/0029

mineral F21V37/0033 takes precedence

F21V37/0033

combination of vegetal and mineral

F21V37/0037

Cleaning devices

F21V37/0041

Fuel supply

F21V37/0045

using hydrostatic pressure or weights

F21V37/005

using air or gas pressure

F21V37/0054

Controlling means, e.g. floaters

F21V37/0058

Reflectors, cover glasses, chimneys; Smoke-removing devices; Preheaters

F21V37/0062

Reflectors

F21V37/0066

Chimneys

F21V37/007

Globs

F21V37/0075

Fastening or safety devices for reflectors, cover glasses or chimneys

F21V37/0079

Fastening of chimneys F21V37/0087 takes precedence

F21V37/0083

Fastening of cover glasses F21V37/0087 takes precedence

F21V37/0087

Devices for lifting chimneys or cover glasses

F21V37/0091

Protections against shocks

F21V37/0095

Night lamps; Votive lamps

F21V37/02

Special adaptation for protection against draughts

for lanterns F21L19/006; Draft controllers

F21V99/00

Subject matter not provided for in other groups of this subclass

F21V2200/00

Use of light guides, e.g. fibre optic devices, in lighting devices or systems

F21V2200/10

of light guides of the optical fibres type

F21V2200/13

the light being emitted at the end of the guide

F21V2200/15

the light being emitted along at least a portion of the outer surface of the guide

F21V2200/17

characterised by the admission of light into the guide

F21V2200/20

of light guides of a generally planar shape

F21V2200/30

of light guides doped with fluorescent agents

F21V2200/40

of hollow light guides