Supporting, suspending, or attaching arrangements for lighting devices (
F 21 V 17/00, F 21 V 19/00 take precedence; stands for supporting apparatus or articles in general F 16 M 11/00)
21
/
02
•
Wall, ceiling, or floor bases, e.g. ceiling rose; Fixing pendants or arms to the bases (F 21 V 21/08 takes precedence; bases for movable standing lamps F 21 V 21/06)
21
/
04
•
•
Recessed bases
21
/
06
•
Bases for movable standing lamps; Fixing standards to the bases (F 21 V 21/08 takes precedence)
21
/
08
•
Devices for easy attachment to any desired place, e.g. clip, clamp, magnet
21
/
10
•
Pendants, arms, or standards; Fixing lighting devices to pendants, arms, or standards (adjustable mounting F 21 V 21/14; construction of posts not peculiar to use with lighting devices E 04 H 12/00)
21
/
12
•
•
capable of being elongated or shortened by the insertion or removal of intermediate pieces
21
/
14
•
Adjustable mountings
21
/
16
•
•
using wires or cords
21
/
18
•
•
•
operated by springs
21
/
20
•
•
•
operated by weights
21
/
22
•
•
telescopic
21
/
24
•
•
Lazy-tongs
21
/
26
•
•
Pivoted arms
21
/
28
•
•
•
adjustable in more than one plane
21
/
29
•
•
•
•
employing universal joints
21
/
30
•
•
Pivoted housings or frames
21
/
32
•
•
Flexible tubes
21
/
34
•
Supporting elements displaceable along a guiding element, e.g. rail, wire
21
/
36
•
Hoisting or lowering devices, e.g. for maintenance (F 21 V 21/14
takes precedence)
21
/
38
•
•
with a cable
23
/
00
Arrangements of electric circuit elements in or on lighting devices (electric circuits per seH 05 B 39/00)
23
/
02
•
the elements being transformers or impedances
23
/
04
•
the elements being switches (safety devices F 21 V 25/00)
23
/
06
•
the elements being coupling devices, e.g. for shavers
25
/
00
Safety devices structurally associated with lighting devices (gas-tight or water-tight arrangements F 21 V 31/00; in general F 16 P; protective circuit arrangements per seH 02 H 7/00).
25
/
02
•
coming into action when lighting device is disturbed, dismounted, or broken
25
/
04
•
•
breaking the electric circuit
25
/
06
•
•
feeding a quenching fluid to the light source
25
/
08
•
•
cutting the incandescent filament
25
/
10
•
coming into action when lighting device is over-loaded, e.g. thermal switch
25
/
12
•
Flameproof or explosion-proof arrangements
27
/
00
Cable-stowing arrangements structurally associated with lighting devices, e.g. reels (storing lengths of cable in general B 65 H)
Structural combinations of lighting devices with other articles (illuminated articles or apparatus, see the relevant subclass for the articles or apparatus)
35
/
00
Candle holders
36
/
00
Arrangements of mantles or other incandescent bodies on burners (attaching to lamp parts F 21 V 19/06)
36
/
02
•
in ceiling lamps
37
/
00
Details of liquid-fuel lighting devices, not otherwise provided for
