IPC 7 English version F21V 19/00-F21V 37/02

IPC ⁷ English version

F21V - F21V 17/20

F21V01900-F21V03702

SECTION F – MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

F 21

LIGHTING (electric aspects or elements, see section H, e.g. electric light sources H01J, H01K, H05B)

F 21 V

FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR [1,7]

19/

Fastening of light sources or lamp holders (fastening electric light source solely by the coupling device H01R 33/00)

19/

with provision for adjustment, e.g. for focusing (changing the characteristics or distribution of the light emitted by adjustment of parts F21V 14/00) [1,7]

19/

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

19/

Fastening incandescent mantles or other incandescent bodies to lamp parts; Suspension devices for incandescent mantles or other incandescent bodies [1,7]

21/

Supporting, suspending, or attaching arrangements for lighting devices (F21V 17/00, F21V 19/00 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 F16M 11/00); Hand grips [1,7]

21/

002

making direct electrical contact, e.g. by piercing (F21V 21/35 takes precedence) [7]

21/

005

for several lighting devices in an end-to-end arrangement, i.e. light tracks [7]

21/

008

Suspending from a cable or suspension line [7]

21/

Wall, ceiling, or floor bases; Fixing pendants or arms to the bases (F21V 21/08 takes precedence; bases for movable standing lamps F21V 21/06)

21/

Ceiling bases, e.g. ceiling roses (F21V 21/04 takes precedence) [7]

21/

Recessed bases

21/

Bases for movable standing lamps; Fixing standards to the bases (F21V 21/08 takes precedence)

21/

Devices for easy attachment to a desired place

21/

084

Head fittings (for medical purposes A61B 1/06) [7]

21/

088

Clips; Clamps [7]

21/

092

Suction devices [7]

21/

096

Magnetic devices [7]

21/

Pendants, arms, or standards; Fixing lighting devices to pendants, arms, or standards (adjustable mounting F21V 21/14; construction of posts not peculiar to use with lighting devices E04H 12/00)

21/

104

Pendants [7]

21/

108

Arms [7]

21/

112

Fixing lighting devices to pendants (F21V 21/002 takes precedence) [7]

21/

116

Fixing lighting devices to arms or standards (F21V 21/002 takes precedence) [7]

21/

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

21/

Spring-loaded poles fixed at both ends [7]

21/

Adjustable mountings

21/

specially adapted for power operation, e.g. by remote control [7]

21/

using wires or cords

21/

operated by springs

21/

operated by weights

21/

telescopic

21/

Lazy-tongs

21/

Pivoted arms

21/

adjustable in more than one plane

21/

employing universal joints

21/

Pivoted housings or frames

21/

Flexible tubes

21/

Supporting elements displaceable along a guiding element

21/

with direct electrical contact between the supporting element and electric conductors running along the guiding element [7]

21/

Hoisting or lowering devices, e.g. for maintenance (F21V 21/14 takes precedence)

21/

with a cable

21/

Hand grips [7]

23/

Arrangement of electric circuit elements in or on lighting devices (electric circuits per se H05B 39/00)

23/

the elements being transformers or impedances

23/

the elements being switches (safety devices F21V 25/00)

23/

the elements being coupling devices

25/

Safety devices structurally associated with lighting devices (gas-tight or water-tight arrangements F21V 31/00; in general F16P; protective circuit arrangements per se H02H 7/00).

25/

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

25/

breaking the electric circuit

25/

feeding a quenching fluid to the light source

25/

cutting the incandescent filament

25/

coming into action when lighting device is over-loaded, e.g. thermal switch

25/

Flameproof or explosion-proof arrangements

27/

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

27/

Cable inlets [7]

29/

Cooling or heating arrangements (air-treatment systems with air-flow over lighting fixtures F24F 3/056; lighting fixtures combined with outlets for air-treatment systems F24F 13/078) [1,7]

29/

Cooling by forcing air over or around the light source (cooling arrangements structurally associated with electric lamps H01J 61/52, H01K 1/58) [7]

31/

Gas-tight or water-tight arrangements

31/

(covered by F21V 31/00)

31/

with provision for venting [7]

31/

Provision of filling media (safety devices F21V 25/00; cooling arrangements F21V 29/00)

33/

Structural combinations of lighting devices with other articles, not otherwise provided for [1,7]

Note

Attention is drawn to Note (3) following the title of class F21. [7]

35/

Candle holders

36/

Arrangements of mantles or other incandescent bodies on burners (attaching to lamp parts F21V 19/06)

36/

in ceiling lamps

37/

Details of lighting devices employing combustion as light source, not otherwise provided for [1,7]

37/

Special adaptation for protection against draughts [7]

F21V - F21V 17/20