SE507966C2 - Diffusor för ljustavlor - Google Patents
Diffusor för ljustavlorInfo
- Publication number
- SE507966C2 SE507966C2 SE9300943A SE9300943A SE507966C2 SE 507966 C2 SE507966 C2 SE 507966C2 SE 9300943 A SE9300943 A SE 9300943A SE 9300943 A SE9300943 A SE 9300943A SE 507966 C2 SE507966 C2 SE 507966C2
- Authority
- SE
- Sweden
- Prior art keywords
- light
- diffuser
- light source
- plate
- width
- Prior art date
Links
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 15
- 230000000694 effects Effects 0.000 description 4
- 239000011022 opal Substances 0.000 description 4
- 239000003973 paint Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 210000000664 rectum Anatomy 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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)
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 (3)
| Publication Number | Publication Date |
|---|---|
| SE9300943D0 SE9300943D0 (sv) | 1993-03-22 |
| SE9300943L SE9300943L (sv) | 1993-10-01 |
| SE507966C2 true SE507966C2 (sv) | 1998-08-03 |
Family
ID=19895023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE9300943A SE507966C2 (sv) | 1992-03-31 | 1993-03-22 | Diffusor för ljustavlor |
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)
| 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 |
-
1992
- 1992-03-31 NO NO921257A patent/NO175399C/no unknown
-
1993
- 1993-03-22 SE SE9300943A patent/SE507966C2/sv not_active IP Right Cessation
- 1993-03-30 DK DK037493A patent/DK171277B1/da not_active IP Right Cessation
- 1993-03-30 FI FI931433A patent/FI104652B/fi active
- 1993-03-30 DE DE4311013A patent/DE4311013A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| 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 |
| FI104652B (fi) | 2000-03-15 |
| SE9300943L (sv) | 1993-10-01 |
| NO921257D0 (no) | 1992-03-31 |
| DE4311013A1 (de) | 1993-10-07 |
| FI931433L (fi) | 1993-10-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |