FI104652B - Mainos- ja informaatiotauluissa käytettävä valon hajotin - Google Patents

Mainos- ja informaatiotauluissa käytettävä valon hajotin Download PDF

Info

Publication number
FI104652B
FI104652B FI931433A FI931433A FI104652B FI 104652 B FI104652 B FI 104652B FI 931433 A FI931433 A FI 931433A FI 931433 A FI931433 A FI 931433A FI 104652 B FI104652 B FI 104652B
Authority
FI
Finland
Prior art keywords
light
diffuser
light source
area
areas
Prior art date
Application number
FI931433A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI931433A0 (fi
FI931433L (fi
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
Publication of FI931433A0 publication Critical patent/FI931433A0/fi
Publication of FI931433L publication Critical patent/FI931433L/fi
Application granted granted Critical
Publication of FI104652B publication Critical patent/FI104652B/fi

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00Illuminated signs; Luminous advertising
    • G09F13/04Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0409Arrangements for homogeneous illumination of the display surface, e.g. using a layer having a non-uniform transparency
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V11/00Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • F21V11/08Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using diaphragms containing one or more apertures
    • F21V11/14Screens 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)
FI931433A 1992-03-31 1993-03-30 Mainos- ja informaatiotauluissa käytettävä valon hajotin FI104652B (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO921257 1992-03-31
NO921257A NO175399C (no) 1992-03-31 1992-03-31 Diffusor til bruk i reklame-/informasjonstavler

Publications (3)

Publication Number Publication Date
FI931433A0 FI931433A0 (fi) 1993-03-30
FI931433L FI931433L (fi) 1993-10-01
FI104652B true FI104652B (fi) 2000-03-15

Family

ID=19895023

Family Applications (1)

Application Number Title Priority Date Filing Date
FI931433A FI104652B (fi) 1992-03-31 1993-03-30 Mainos- ja informaatiotauluissa käytettävä valon hajotin

Country Status (5)

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

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29513401U1 (de) * 1995-08-21 1996-12-19 Bachleitner, Wolfgang, 78655 Dunningen Anzeigesystem
EP0787943B1 (de) * 1996-02-05 2001-08-22 ERCO Leuchten GmbH 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, 45659 Recklinghausen 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
RU2185644C1 (ru) * 2001-06-08 2002-07-20 Социленков Александр Александрович Световозвращатель
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
SE507966C2 (sv) 1998-08-03
FI931433A0 (fi) 1993-03-30
NO921257L (no) 1993-10-01
DK37493D0 (da) 1993-03-30
NO175399C (no) 1994-10-05
SE9300943D0 (sv) 1993-03-22
NO175399B (no) 1994-06-27
DK37493A (da) 1993-10-01
DK171277B1 (da) 1996-08-19
SE9300943L (sv) 1993-10-01
NO921257D0 (no) 1992-03-31
DE4311013A1 (de) 1993-10-07
FI931433L (fi) 1993-10-01

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