Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F21
LIGHTING
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F21V
FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
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21/00
Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
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F21V21/02
Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
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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
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