NO175399C - Diffusor til bruk i reklame-/informasjonstavler - Google Patents

Diffusor til bruk i reklame-/informasjonstavler

Info

Publication number
NO175399C
NO175399C NO921257A NO921257A NO175399C NO 175399 C NO175399 C NO 175399C NO 921257 A NO921257 A NO 921257A NO 921257 A NO921257 A NO 921257A NO 175399 C NO175399 C NO 175399C
Authority
NO
Norway
Prior art keywords
diffuser
advertising
information boards
boards
information
Prior art date
Application number
NO921257A
Other languages
English (en)
Other versions
NO921257L (no
NO921257D0 (no
NO175399B (no
Inventor
Sigbjoern Vikan
Original Assignee
Osram Fabrikken As
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Osram Fabrikken As filed Critical Osram Fabrikken As
Priority to NO921257A priority Critical patent/NO175399C/no
Publication of NO921257D0 publication Critical patent/NO921257D0/no
Priority to SE9300943A priority patent/SE507966C2/sv
Priority to DE4311013A priority patent/DE4311013A1/de
Priority to DK037493A priority patent/DK171277B1/da
Priority to FI931433A priority patent/FI104652B/fi
Publication of NO921257L publication Critical patent/NO921257L/no
Publication of NO175399B publication Critical patent/NO175399B/no
Publication of NO175399C publication Critical patent/NO175399C/no

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0409—Arrangements for homogeneous illumination of the display surface, e.g. using a layer having a non-uniform transparency
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • F21V11/08—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using diaphragms containing one or more apertures
    • F21V11/14—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using diaphragms containing one or more apertures with many small apertures

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Telephonic Communication Services (AREA)
  • Information Transfer Between Computers (AREA)
  • Planar Illumination Modules (AREA)
NO921257A 1992-03-31 1992-03-31 Diffusor til bruk i reklame-/informasjonstavler NO175399C (no)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NO921257A NO175399C (no) 1992-03-31 1992-03-31 Diffusor til bruk i reklame-/informasjonstavler
SE9300943A SE507966C2 (sv) 1992-03-31 1993-03-22 Diffusor för ljustavlor
DE4311013A DE4311013A1 (de) 1992-03-31 1993-03-30 Diffusor zur Verwendung in Reklame-/Informationstafeln
DK037493A DK171277B1 (da) 1992-03-31 1993-03-30 Diffusor til brug i reklame- og informationstavler
FI931433A FI104652B (fi) 1992-03-31 1993-03-30 Mainos- ja informaatiotauluissa käytettävä valon hajotin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO921257A NO175399C (no) 1992-03-31 1992-03-31 Diffusor til bruk i reklame-/informasjonstavler

Publications (4)

Publication Number Publication Date
NO921257D0 NO921257D0 (no) 1992-03-31
NO921257L NO921257L (no) 1993-10-01
NO175399B NO175399B (no) 1994-06-27
NO175399C true NO175399C (no) 1994-10-05

Family

ID=19895023

Family Applications (1)

Application Number Title Priority Date Filing Date
NO921257A NO175399C (no) 1992-03-31 1992-03-31 Diffusor til bruk i reklame-/informasjonstavler

Country Status (5)

Country Link
DE (1) DE4311013A1 (no)
DK (1) DK171277B1 (no)
FI (1) FI104652B (no)
NO (1) NO175399C (no)
SE (1) SE507966C2 (no)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29513401U1 (de) * 1995-08-21 1996-12-19 Siemens Ag Anzeigesystem
ATE204634T1 (de) * 1996-02-05 2001-09-15 Erco Leuchten Reflektor mit einem mindestens eine rotationssymmetrische oder zylindrische reflektorfläche aufweisenden reflektor
DE19632665C2 (de) * 1996-02-05 1999-01-14 Erco Leuchten Leuchte mit einem Reflektor und einem diffus streuenden Bauteil
DE19620659C2 (de) * 1996-05-22 2002-06-27 Zumtobel Licht Leuchte mit einer Lichtaustrittsscheibe
DE29609245U1 (de) * 1996-05-23 1997-09-25 Trautwein Gmbh & Co Werbeanordnung
FR2797083B1 (fr) * 1999-07-26 2003-12-12 Bernard Duval Panneau lumineux
DE10018499B4 (de) * 2000-04-14 2008-04-10 Maehler & Kaege Licht Gmbh Flachleuchte mit gleichmäßiger Abstrahlcharakteristik
DE10308523A1 (de) * 2003-02-26 2004-09-16 Ralph Zernisch Beleuchtungseinrichtung
ITBS20030037U1 (it) * 2003-04-07 2004-10-08 Flos Spa Diffusore luminoso con parti ad emissione di luce differenziata per ap parecchi di illuminazione
ES1056874Y (es) * 2004-03-01 2004-09-01 Vilagrasa S A Panel luminoso, perfeccionado.
DE102009010720A1 (de) 2009-02-27 2010-09-02 Prettl, Rolf Optischer Diffusor, Lichtbox, Spritzgussform und Verwendung einer Spritzgussform

Also Published As

Publication number Publication date
DE4311013A1 (de) 1993-10-07
SE9300943D0 (sv) 1993-03-22
NO921257L (no) 1993-10-01
FI931433A0 (fi) 1993-03-30
NO921257D0 (no) 1992-03-31
DK171277B1 (da) 1996-08-19
SE507966C2 (sv) 1998-08-03
NO175399B (no) 1994-06-27
DK37493A (da) 1993-10-01
SE9300943L (sv) 1993-10-01
FI931433A (fi) 1993-10-01
FI104652B (fi) 2000-03-15
DK37493D0 (da) 1993-03-30

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