EP 0445874 A1 19910911 - Illumination device generating an essentially fan-shaped light beam.
Title (en)
Illumination device generating an essentially fan-shaped light beam.
Title (de)
Einen fächerförmigen Lichtstrahl erzeugende Beleuchtungsvorrichtung.
Title (fr)
Dispositif d'illumination produisant un faisceau en forme d'éventail.
Publication
Application
Priority
IT 1958090 A 19900306
Abstract (en)
The present invention relates to an illumination device (1) comprising at least one tight source (2) arranged in association with at least one refractor element (3) with a single axis and projecting a light beam onto the latter, the said beam passing through the said refractor and leaving it in the form of a light beam with an essentially fan-shaped blade conformation. <IMAGE>
IPC 1-7
IPC 8 full level
F21S 8/00 (2006.01); F21V 7/04 (2006.01); F21W 131/10 (2006.01)
CPC (source: EP US)
F21S 2/00 (2013.01 - EP US); F21V 7/04 (2013.01 - EP US); F21V 17/12 (2013.01 - EP); F21V 21/30 (2013.01 - EP); F21W 2131/107 (2013.01 - EP); F21W 2131/109 (2013.01 - EP)
Citation (search report)
- [A] FR 751001 A 19330825
- [A] CONFERENCE RECORD OF THE 1988 IEEE INDUSTRY APPLICATIONS SOCIETY ANNUAL MEETING, PART II, Pittsburgh, PA, 2nd - 7th October 1988, pages 1865-1869; N.K. FALK: "Eye comfort in warehouse lighting situations"
- [A] WPIL/DERWENT, abstract no. 87-353917 [50], Derwent Publications Ltd, London, GB; & SU-A-1 307 150 (E.F. RESHETIN) 30-04-1987
Designated contracting state (EPC)
DE ES FR GB
DOCDB simple family (publication)
EP 0445874 A1 19910911; EP 0445874 B1 19941221; DE 69106016 D1 19950202; DE 69106016 T2 19950622; ES 2066330 T3 19950301; IT 1241654 B 19940126; IT 9019580 A0 19900306; IT 9019580 A1 19910906
DOCDB simple family (application)
EP 91200438 A 19910301; DE 69106016 T 19910301; ES 91200438 T 19910301; IT 1958090 A 19900306