Global Patent Index - EP 1239215 A2

EP 1239215 A2 2002-09-11 - Lighting device for illuminating rooms

Title (en)

Lighting device for illuminating rooms

Title (de)

Leuchtkörper zur Beleuchtung von Räumen

Title (fr)

Dispositif d'éclairage pour l' illumination de locaux

Publication

EP 1239215 A2 (DE)

Application

EP 02005485 A

Priority

AT 3772001 A

Abstract (en)

The device has a hollow body bounded by a wall (15) provided with reflective inner surfaces for multiple reflection of light. The inner surfaces (14) of the hollow body have a degree of reflection of at least 90 per cent and are light scattering. The wall of the hollow body has at least one light outlet opening (16) penetrating the wall.

Abstract (de)

Leuchtkörper zur Beleuchtung von Räumen mit einem von einer Wandung (15) begrenzten Hohlkörper, der zur Mehrfachreflexion von Licht im Inneren (19) mit reflektierenden Innenflächen (14) versehen ist, wobei die Innenflächen (14) des Hohlkörpers einen Reflexionsgrad von mindestens 90 % aufweisen und lichtstreuend ausgebildet sind und in der Wandung (15) des Hohlkörpers mindestens eine die Wandung (15) durchbrechende Lichtaustrittsöffnung (16) vorgesehen ist. <IMAGE>

IPC 1-7 (main, further and additional classification)

F21S 8/00; F21S 11/00; F21V 7/22

IPC 8 full level (invention and additional information)

F21S 8/00 (2006.01); F21S 11/00 (2006.01); F21S 19/00 (2006.01); F21V 7/22 (2006.01); F21V 13/04 (2006.01); F21W 131/30 (2006.01); F21W 131/402 (2006.01); F21Y 103/33 (2016.01); F21Y 113/13 (2016.01); F21Y 115/10 (2016.01)

CPC (invention and additional information)

F21V 7/22 (2013.01); F21S 11/00 (2013.01); F21S 19/00 (2013.01); F21V 7/0008 (2013.01); F21S 8/04 (2013.01); F21V 13/04 (2013.01); F21W 2131/402 (2013.01); F21Y 2103/33 (2016.08); F21Y 2113/13 (2016.08); F21Y 2115/10 (2016.08)

Citation (applicant)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

EPO simple patent family

EP 1239215 A2 20020911; EP 1239215 A3 20050323; EP 1239215 B1 20070606; AT 364153 T 20070615; DE 50210253 D1 20070719; ES 2286170 T3 20071201

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