F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
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Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices
(AREA)
Procede de fixation d'un element dans un appareil electrique et appareil electrique tel une ampoule a vide comportant au moins deux parties fixees suivant un tel procede