CA1321988C - Appareil d'eclairage - Google Patents

Appareil d'eclairage

Info

Publication number
CA1321988C
CA1321988C CA000612081A CA612081A CA1321988C CA 1321988 C CA1321988 C CA 1321988C CA 000612081 A CA000612081 A CA 000612081A CA 612081 A CA612081 A CA 612081A CA 1321988 C CA1321988 C CA 1321988C
Authority
CA
Canada
Prior art keywords
light
prisms
light fixture
collimation
axis
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
CA000612081A
Other languages
English (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
Application granted granted Critical
Publication of CA1321988C publication Critical patent/CA1321988C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
CA000612081A 1988-10-11 1989-09-20 Appareil d'eclairage Expired - Fee Related CA1321988C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US25578488A 1988-10-11 1988-10-11
US255,784 1988-10-11

Publications (1)

Publication Number Publication Date
CA1321988C true CA1321988C (fr) 1993-09-07

Family

ID=22969851

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000612081A Expired - Fee Related CA1321988C (fr) 1988-10-11 1989-09-20 Appareil d'eclairage

Country Status (5)

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

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.
US20100309646A1 (en) * 2006-10-19 2010-12-09 Panasonic Corporation Light-emitting device and display unit and lighting unit using the same
US8616736B2 (en) 2008-08-26 2013-12-31 Dingguo Pan Circular light-reflecting plate with triangular oriented prisms having identical cross section and circular plate lamp made therefrom
CN102859272B (zh) * 2010-04-30 2014-01-08 潘定国 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
DE102012012649A1 (de) * 2012-06-26 2014-01-16 Bartenbach Holding Gmbh Beleuchtungsvorrichtung
DE102012012621A1 (de) * 2012-06-26 2014-01-02 Bartenbach Holding Gmbh Beleuchtungsvorrichtung
WO2014155281A1 (fr) * 2013-03-26 2014-10-02 Koninklijke Philips N.V. Dispositif d'éclairage et luminaire
DE102016117685A1 (de) 2016-09-20 2018-03-22 HELLA GmbH & Co. KGaA Beleuchtungsvorrichtung für Fahrzeuge

Family Cites Families (4)

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

Also Published As

Publication number Publication date
AU633845B2 (en) 1993-02-11
MX173264B (es) 1994-02-14
JPH02176692A (ja) 1990-07-09
AU4158889A (en) 1990-04-26
EP0364228A2 (fr) 1990-04-18
EP0364228A3 (fr) 1990-07-18

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Legal Events

Date Code Title Description
MKLA Lapsed