AU633845B2 - Light fixture - Google Patents

Light fixture Download PDF

Info

Publication number
AU633845B2
AU633845B2 AU41588/89A AU4158889A AU633845B2 AU 633845 B2 AU633845 B2 AU 633845B2 AU 41588/89 A AU41588/89 A AU 41588/89A AU 4158889 A AU4158889 A AU 4158889A AU 633845 B2 AU633845 B2 AU 633845B2
Authority
AU
Australia
Prior art keywords
light
prisms
light fixture
optical window
collimation
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.)
Ceased
Application number
AU41588/89A
Other languages
English (en)
Other versions
AU4158889A (en
Inventor
Jeffrey J Melby
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 Co
Original Assignee
Minnesota Mining and Manufacturing 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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of AU4158889A publication Critical patent/AU4158889A/en
Application granted granted Critical
Publication of AU633845B2 publication Critical patent/AU633845B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • F21V7/00—Reflectors for light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
AU41588/89A 1988-10-11 1989-09-20 Light fixture Ceased AU633845B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25578488A 1988-10-11 1988-10-11
US255784 1988-10-11

Publications (2)

Publication Number Publication Date
AU4158889A AU4158889A (en) 1990-04-26
AU633845B2 true AU633845B2 (en) 1993-02-11

Family

ID=22969851

Family Applications (1)

Application Number Title Priority Date Filing Date
AU41588/89A Ceased AU633845B2 (en) 1988-10-11 1989-09-20 Light fixture

Country Status (5)

Country Link
EP (1) EP0364228A3 (ja)
JP (1) JPH02176692A (ja)
AU (1) AU633845B2 (ja)
CA (1) CA1321988C (ja)
MX (1) MX173264B (ja)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5365412A (en) * 1993-01-07 1994-11-15 Ford Motor Company Low profile illuminator
US5434754A (en) * 1993-12-27 1995-07-18 Ford Motor Company Light manifold
IT1281366B1 (it) * 1995-09-27 1998-02-18 Carello Spa Dispositivo di illuminazione realizzabile con spessore ridotto, in particolare proiettore o fanale per veicoli
JP3574365B2 (ja) 1999-05-28 2004-10-06 ユニベルシテ・ド・リエージュ 照明装置、その用い方及び製造方法
JP2001345008A (ja) * 2000-05-31 2001-12-14 Nippon Leiz Co Ltd 面光源装置
DE10064703B4 (de) * 2000-12-22 2012-04-12 Koninklijke Philips Electronics N.V. Sandwichartiges Plattenelement
JP3803062B2 (ja) 2001-12-27 2006-08-02 矢崎総業株式会社 車両用指示装置
US7473019B2 (en) * 2005-09-29 2009-01-06 Osram Opto Semiconductors Gmbh Lighting apparatus
NL1030161C2 (nl) 2005-10-11 2007-04-12 Matthijs Dirk Meulenbelt Presentatie-inrichting.
EP2062295A1 (en) * 2006-10-19 2009-05-27 Panasonic Corporation Light-emitting device and display unit and lighting unit using the same
KR101292481B1 (ko) 2008-08-26 2013-07-31 딩구오 판 동일한 단면을 구비하는 삼각형에 기초한 프리즘을 구비하는 원형 광 반사판 및 그것을 이용하여 만들어지는 원판형 램프
WO2011134164A1 (zh) * 2010-04-30 2011-11-03 Pan Dingguo 微棱镜导光板及其制造方法、及其制成的片灯、片灯具
JP4865082B1 (ja) * 2010-11-16 2012-02-01 株式会社東芝 液晶表示装置およびバックライトモジュール
DE102012012621A1 (de) * 2012-06-26 2014-01-02 Bartenbach Holding Gmbh Beleuchtungsvorrichtung
DE102012012649A1 (de) * 2012-06-26 2014-01-16 Bartenbach Holding Gmbh Beleuchtungsvorrichtung
WO2014155281A1 (en) * 2013-03-26 2014-10-02 Koninklijke Philips N.V. Lighting device and luminaire
DE102016117685A1 (de) * 2016-09-20 2018-03-22 HELLA GmbH & Co. KGaA Beleuchtungsvorrichtung für Fahrzeuge

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1580461A (ja) * 1968-07-11 1969-09-05

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57174803A (en) * 1981-04-20 1982-10-27 Masayasu Negishi Surface light source device
DE3605000A1 (de) * 1985-02-22 1986-09-04 Sharp Kk Beleuchtungsvorrichtung
US4799137A (en) * 1987-03-24 1989-01-17 Minnesota Mining And Manufacturing Company Reflective film

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1580461A (ja) * 1968-07-11 1969-09-05

Also Published As

Publication number Publication date
MX173264B (es) 1994-02-14
JPH02176692A (ja) 1990-07-09
EP0364228A3 (en) 1990-07-18
AU4158889A (en) 1990-04-26
EP0364228A2 (en) 1990-04-18
CA1321988C (en) 1993-09-07

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