CN1179146C - 光导照明器 - Google Patents

光导照明器 Download PDF

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Publication number
CN1179146C
CN1179146C CNB008134952A CN00813495A CN1179146C CN 1179146 C CN1179146 C CN 1179146C CN B008134952 A CNB008134952 A CN B008134952A CN 00813495 A CN00813495 A CN 00813495A CN 1179146 C CN1179146 C CN 1179146C
Authority
CN
China
Prior art keywords
light guide
housing
optical lighting
lighting film
retroreflector
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.)
Expired - Fee Related
Application number
CNB008134952A
Other languages
English (en)
Chinese (zh)
Other versions
CN1376248A (zh
Inventor
Sj
S·J·波贾
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
Publication of CN1376248A publication Critical patent/CN1376248A/zh
Application granted granted Critical
Publication of CN1179146C publication Critical patent/CN1179146C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S385/00—Optical waveguides
    • Y10S385/901—Illuminating or display apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
CNB008134952A 1999-09-30 2000-02-02 光导照明器 Expired - Fee Related CN1179146C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/409,757 US6285814B1 (en) 1999-09-30 1999-09-30 Light guide luminaire
US09/409,757 1999-09-30

Publications (2)

Publication Number Publication Date
CN1376248A CN1376248A (zh) 2002-10-23
CN1179146C true CN1179146C (zh) 2004-12-08

Family

ID=23621828

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB008134952A Expired - Fee Related CN1179146C (zh) 1999-09-30 2000-02-02 光导照明器

Country Status (8)

Country Link
US (1) US6285814B1 (enExample)
EP (1) EP1216381B1 (enExample)
JP (1) JP4745574B2 (enExample)
CN (1) CN1179146C (enExample)
AU (1) AU2751100A (enExample)
CA (1) CA2384293A1 (enExample)
DE (1) DE60010102T2 (enExample)
WO (1) WO2001025685A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6621973B1 (en) * 2000-03-16 2003-09-16 3M Innovative Properties Company Light guide with protective outer sleeve
KR20050100688A (ko) * 2003-02-17 2005-10-19 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광 안내 시스템
US7585097B2 (en) * 2006-03-19 2009-09-08 Tyco Electronics Canada Ulc Light pipe providing wide illumination angle
US7658514B2 (en) * 2006-04-13 2010-02-09 Lg Electronics Inc. Light guide, method and apparatus for manufacturing the same, and illuminating system having the same
WO2015013594A1 (en) * 2013-07-26 2015-01-29 Bright View Technologies Corporation Shaped microstructure-based optical diffusers
PL3210056T3 (pl) * 2014-10-23 2021-07-05 Oy Mtg-Meltron Ltd Urządzenie oświetleniowe i przeznaczony do tego element przepuszczający

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4260220A (en) 1979-06-15 1981-04-07 Canadian Patents And Development Limited Prism light guide having surfaces which are in octature
US4615579A (en) 1983-08-29 1986-10-07 Canadian Patents & Development Ltd. Prism light guide luminaire
US5056892A (en) 1985-11-21 1991-10-15 Minnesota Mining And Manufacturing Company Totally internally reflecting thin, flexible film
CA1279783C (en) * 1985-11-21 1991-02-05 Minnesota Mining And Manufacturing Company Totally internally reflecting thin, flexible film
US4805984A (en) 1985-11-21 1989-02-21 Minnesota Mining And Manufacturing Company Totally internally reflecting light conduit
CA1268969A (en) 1986-01-15 1990-05-15 Sanford Cobb, Jr. Totally internally reflecting light conduit
JPS63228513A (ja) * 1987-03-17 1988-09-22 東芝ライテック株式会社 照明装置
US4787708A (en) 1987-05-08 1988-11-29 Tir Systems Ltd. Apparatus for continuously controlled emission of light from prism light guide
US5486984A (en) * 1991-08-19 1996-01-23 Miller; Jack V. Parabolic fiber optic luminaire
US5339382A (en) 1993-02-23 1994-08-16 Minnesota Mining And Manufacturing Company Prism light guide luminaire with efficient directional output
US5384881A (en) * 1993-07-26 1995-01-24 Miller; Jack V. Multi-lens fiber optic luminaire
AU3276395A (en) 1994-10-04 1996-04-26 Minnesota Mining And Manufacturing Company Self-contained lighted marking device
US5715347A (en) 1995-10-12 1998-02-03 The University Of British Columbia High efficiency prism light guide with confocal parabolic cross section
EP0876632B1 (en) 1995-10-18 2002-07-03 Minnesota Mining And Manufacturing Company Totally internally reflecting light conduit
US5661839A (en) 1996-03-22 1997-08-26 The University Of British Columbia Light guide employing multilayer optical film
DE19640324A1 (de) 1996-09-19 1998-03-26 Semperlux Gmbh Prismatischer Lichtleiter
US5901266A (en) 1997-09-04 1999-05-04 The University Of British Columbia Uniform light extraction from light guide, independently of light guide length

Also Published As

Publication number Publication date
CA2384293A1 (en) 2001-04-12
DE60010102D1 (de) 2004-05-27
CN1376248A (zh) 2002-10-23
EP1216381A1 (en) 2002-06-26
AU2751100A (en) 2001-05-10
WO2001025685A1 (en) 2001-04-12
US6285814B1 (en) 2001-09-04
JP4745574B2 (ja) 2011-08-10
EP1216381B1 (en) 2004-04-21
DE60010102T2 (de) 2005-04-07
JP2003511712A (ja) 2003-03-25

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Legal Events

Date Code Title Description
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20041208

Termination date: 20100302