ILLUMINATION DEVICE, CEILING FRAME THEREWITH, AND SYSTEM CEILING

PROBLEM TO BE SOLVED: To provide an illumination device, a ceiling frame therewith, and a system ceiling excellent in efficiency for space layout, while ensuring the insulation performance of a power-supply substrate and a circuit substrate. SOLUTION: The illuminating device 9 has power-supply subst...

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Bibliographische Detailangaben
Hauptverfasser:	SHINDO NORIFUMI, IMAI SHOGO, WATANABE TAKEO
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING BUILDING CEILINGS FIXED CONSTRUCTIONS FLOORS FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF GENERAL BUILDING CONSTRUCTIONS HEATING INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21Sand F21V, RELATING TO THEFORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THELIGHT EMITTED INSULATION OR OTHER PROTECTION OF BUILDINGS LIGHTING MECHANICAL ENGINEERING NON-PORTABLE LIGHTING DEVICES ROOFS STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR SYSTEMS THEREOF VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS WALLS, e.g. PARTITIONS WEAPONS
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