EP 0198811 A3 19880914 - AN ARRANGEMENT FOR ASYMMETRIC LIGHTING
Title (en)
AN ARRANGEMENT FOR ASYMMETRIC LIGHTING
Publication
Application
Priority
NO 851583 A 19850419
Abstract (en)
[origin: EP0198811A2] An asymmetric lighting device comprises a reflector (1) with a light source (3) provided in its rear portion. The reflector (1) surrounds and is closely adjacent the rear portion of said light source (3); preferably at a distance of 2 mm and it comprises a portion (4) screening the area directly below said light screen. The reflector (1) may be composed of triangular facets. At the reflector (1) end most remotely from said light source (3) this portion may be truncated and replaced by one or more louver lamellae preferably three, which are inclined in an angle with the perpendicular on the working plane which is, preferably 56.3 DEG .
IPC 1-7
IPC 8 full level
F21V 7/05 (2006.01); F21V 7/07 (2006.01); F21V 7/09 (2006.01)
CPC (source: EP)
F21V 7/05 (2013.01); F21V 7/07 (2013.01); F21V 7/09 (2013.01); F21W 2131/10 (2013.01)
Citation (search report)
- [Y] FR 747292 A 19330614 - LUMI OR
- [Y] EP 0077986 A1 19830504 - TEKNO AG [CH]
- [A] GB 191025371 A 19111101 - MADDICK SAMUEL WEEKS [GB]
- [A] EP 0017146 A1 19801015 - SIEMENS AG [DE]
- [A] US 4379322 A 19830405 - KELLY JAMES P
Designated contracting state (EPC)
DE FR GB IT SE
DOCDB simple family (publication)
EP 0198811 A2 19861022; EP 0198811 A3 19880914; EP 0198811 B1 19910717; DE 3680230 D1 19910822; DK 165196 B 19921019; DK 165196 C 19930315; DK 180286 A 19861020; DK 180286 D0 19860418; NO 157836 B 19880215; NO 157836 C 19880525; NO 851583 L 19861020
DOCDB simple family (application)
EP 86850137 A 19860416; DE 3680230 T 19860416; DK 180286 A 19860418; NO 851583 A 19850419