EP1955099A4 - Lichtleiter und beleuchtungsvorrichtung damit - Google Patents

Lichtleiter und beleuchtungsvorrichtung damit

Info

Publication number
EP1955099A4
EP1955099A4 EP06838447A EP06838447A EP1955099A4 EP 1955099 A4 EP1955099 A4 EP 1955099A4 EP 06838447 A EP06838447 A EP 06838447A EP 06838447 A EP06838447 A EP 06838447A EP 1955099 A4 EP1955099 A4 EP 1955099A4
Authority
EP
European Patent Office
Prior art keywords
light guide
illuminating fixture
illuminating
fixture
guide
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP06838447A
Other languages
English (en)
French (fr)
Other versions
EP1955099A1 (de
Inventor
Marcella L Pesenti
Luigi Tassoni
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Priority to EP06838447A priority Critical patent/EP1955099A4/de
Publication of EP1955099A1 publication Critical patent/EP1955099A1/de
Publication of EP1955099A4 publication Critical patent/EP1955099A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0096—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the lights guides being of the hollow type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
    • F21W2111/02—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00 for roads, paths or the like
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Light Guides In General And Applications Therefor (AREA)
EP06838447A 2005-11-30 2006-11-27 Lichtleiter und beleuchtungsvorrichtung damit Withdrawn EP1955099A4 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP06838447A EP1955099A4 (de) 2005-11-30 2006-11-27 Lichtleiter und beleuchtungsvorrichtung damit

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP05026054 2005-11-30
EP06838447A EP1955099A4 (de) 2005-11-30 2006-11-27 Lichtleiter und beleuchtungsvorrichtung damit
PCT/US2006/045482 WO2007064615A1 (en) 2005-11-30 2006-11-27 Light guide and illuminating fixture comprising it

Publications (2)

Publication Number Publication Date
EP1955099A1 EP1955099A1 (de) 2008-08-13
EP1955099A4 true EP1955099A4 (de) 2008-11-05

Family

ID=36096232

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06838447A Withdrawn EP1955099A4 (de) 2005-11-30 2006-11-27 Lichtleiter und beleuchtungsvorrichtung damit

Country Status (2)

Country Link
EP (1) EP1955099A4 (de)
WO (1) WO2007064615A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100988621B1 (ko) 2008-05-07 2010-10-20 엘지전자 주식회사 광 파이프 및 이를 구비한 조명장치
KR100988623B1 (ko) 2008-05-08 2010-10-20 엘지전자 주식회사 광 파이프 및 이를 구비한 조명장치
KR100988626B1 (ko) * 2008-05-15 2010-10-18 엘지전자 주식회사 광 파이프 및 이를 구비한 조명장치
EP2141521A3 (de) 2008-05-15 2010-03-03 LG Electronics Inc. Lichtröhre und Beleuchtungsvorrichtung damit
US8075167B2 (en) 2008-05-20 2011-12-13 Lg Electronics Inc. Optical film and illuminating device having the same
WO2015161050A2 (en) * 2014-04-18 2015-10-22 3M Innovative Properties Company Structural lighting element
CN106723620A (zh) * 2017-01-25 2017-05-31 深圳市时尚发光科技有限公司 发光鞋

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4750798A (en) * 1983-08-29 1988-06-14 Canadian Patents And Developement Limited Prism light guide luminaire
US4805984A (en) * 1985-11-21 1989-02-21 Minnesota Mining And Manufacturing Company Totally internally reflecting light conduit
US5339382A (en) * 1993-02-23 1994-08-16 Minnesota Mining And Manufacturing Company Prism light guide luminaire with efficient directional output
EP0645580A1 (de) * 1993-09-28 1995-03-29 E.G.O. Holding Europe Optic Guide Beleuchtungsanordnung für Verkehrstunnel mit langgestreckter Lichtquelle
WO1995030218A1 (en) * 1994-04-29 1995-11-09 Minnesota Mining And Manufacturing Company Traffic road improved light-conduit system
US5661839A (en) * 1996-03-22 1997-08-26 The University Of British Columbia Light guide employing multilayer optical film
WO1999018390A1 (en) * 1997-10-06 1999-04-15 Da.Ma S.R.L. A linear lighting device having co-extruded internally prismatically scored screens
EP1600559A1 (de) * 2004-05-26 2005-11-30 3M Innovative Properties Company Markierungsvorrichtung für eine Fahrbahn

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4834495A (en) * 1987-05-08 1989-05-30 Minnesota Mining And Manufacturing Company Collapsible light pipe
US5784517A (en) * 1993-04-30 1998-07-21 Johanson; Walter A. Illumination devices and methods of forming same
US6621973B1 (en) * 2000-03-16 2003-09-16 3M Innovative Properties Company Light guide with protective outer sleeve

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4750798A (en) * 1983-08-29 1988-06-14 Canadian Patents And Developement Limited Prism light guide luminaire
US4805984A (en) * 1985-11-21 1989-02-21 Minnesota Mining And Manufacturing Company Totally internally reflecting light conduit
US5339382A (en) * 1993-02-23 1994-08-16 Minnesota Mining And Manufacturing Company Prism light guide luminaire with efficient directional output
EP0645580A1 (de) * 1993-09-28 1995-03-29 E.G.O. Holding Europe Optic Guide Beleuchtungsanordnung für Verkehrstunnel mit langgestreckter Lichtquelle
WO1995030218A1 (en) * 1994-04-29 1995-11-09 Minnesota Mining And Manufacturing Company Traffic road improved light-conduit system
US5661839A (en) * 1996-03-22 1997-08-26 The University Of British Columbia Light guide employing multilayer optical film
WO1999018390A1 (en) * 1997-10-06 1999-04-15 Da.Ma S.R.L. A linear lighting device having co-extruded internally prismatically scored screens
EP1600559A1 (de) * 2004-05-26 2005-11-30 3M Innovative Properties Company Markierungsvorrichtung für eine Fahrbahn

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2007064615A1 *

Also Published As

Publication number Publication date
WO2007064615A1 (en) 2007-06-07
EP1955099A1 (de) 2008-08-13

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20080530

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

A4 Supplementary search report drawn up and despatched

Effective date: 20081009

RIC1 Information provided on ipc code assigned before grant

Ipc: E01F 9/00 20060101ALI20081003BHEP

Ipc: G02B 6/00 20060101AFI20070730BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20081224