JPH0496775U - - Google Patents

Info

Publication number
JPH0496775U
JPH0496775U JP1991101156U JP10115691U JPH0496775U JP H0496775 U JPH0496775 U JP H0496775U JP 1991101156 U JP1991101156 U JP 1991101156U JP 10115691 U JP10115691 U JP 10115691U JP H0496775 U JPH0496775 U JP H0496775U
Authority
JP
Japan
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.)
Pending
Application number
JP1991101156U
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 filed Critical
Publication of JPH0496775U publication Critical patent/JPH0496775U/ja
Pending 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
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133605—Direct backlight including specially adapted reflectors
    • 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
    • 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
    • G09F13/0418—Constructional details
    • G09F13/0422—Reflectors
    • 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
    • G09F13/14—Arrangements of reflectors therein
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133604—Direct backlight with lamps
    • 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
    • G09F13/14—Arrangements of reflectors therein
    • G09F2013/145—Arrangements of reflectors therein curved reflectors
JP1991101156U 1990-12-08 1991-12-09 Pending JPH0496775U (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4039291A DE4039291A1 (de) 1990-12-08 1990-12-08 Leuchtbox

Publications (1)

Publication Number Publication Date
JPH0496775U true JPH0496775U (ja) 1992-08-21

Family

ID=6419935

Family Applications (2)

Application Number Title Priority Date Filing Date
JP10082191U Pending JPH0496912U (ja) 1990-12-08 1991-12-06
JP1991101156U Pending JPH0496775U (ja) 1990-12-08 1991-12-09

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP10082191U Pending JPH0496912U (ja) 1990-12-08 1991-12-06

Country Status (5)

Country Link
US (1) US5224770A (ja)
EP (1) EP0490279A3 (ja)
JP (2) JPH0496912U (ja)
CA (1) CA2057154A1 (ja)
DE (1) DE4039291A1 (ja)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3593128B2 (ja) * 1993-07-15 2004-11-24 ハネウェル・インターナショナル・インコーポレーテッド 反射率が向上したバックライト装置
JPH0792577A (ja) * 1993-09-21 1995-04-07 Mita Ind Co Ltd 光学系用導電体
DE4416360A1 (de) * 1994-05-09 1995-11-16 Egbert E Cohausz Elektrisches Anzeigeelement
US5481637A (en) * 1994-11-02 1996-01-02 The University Of British Columbia Hollow light guide for diffuse light
DE19520822C1 (de) * 1995-05-30 1996-09-05 Aeg Schienenfahrzeuge Linien-, Ziel- oder Haltestellenanzeige
US6080467A (en) * 1995-06-26 2000-06-27 3M Innovative Properties Company High efficiency optical devices
AU716525B2 (en) * 1995-06-26 2000-02-24 Minnesota Mining And Manufacturing Company Backlight system with multilayer optical film reflector
DE29519708U1 (de) * 1995-12-12 1997-04-10 Zumtobel Licht Leuchte mit wenigstens einem langgestreckten Leuchtmittel
ES2114802B1 (es) * 1996-01-22 1999-02-16 Juan Roura Y Cia S A Perfeccionamientos en los dispositivos de iluminacion rotulos y similares.
GB2310525A (en) * 1996-02-24 1997-08-27 Ronnie Revell Illuminated display device
US6582103B1 (en) 1996-12-12 2003-06-24 Teledyne Lighting And Display Products, Inc. Lighting apparatus
US6031958A (en) * 1997-05-21 2000-02-29 Mcgaffigan; Thomas H. Optical light pipes with laser light appearance
AU7975798A (en) * 1997-06-19 1999-01-04 Hidekatsu Takahashi Apparatus for neon light display
US6497946B1 (en) 1997-10-24 2002-12-24 3M Innovative Properties Company Diffuse reflective articles
US5976686A (en) * 1997-10-24 1999-11-02 3M Innovative Properties Company Diffuse reflective articles
US20040005451A1 (en) * 1999-08-03 2004-01-08 Minnesota Mining And Manufacturing Company Diffuse reflective articles
JP2001156393A (ja) * 1999-11-29 2001-06-08 Ando Electric Co Ltd Ｖ溝格子ミラー及びこれを用いた外部共振器型波長可変光源
US6893135B2 (en) 2000-03-16 2005-05-17 3M Innovative Properties Company Light guides suitable for illuminated displays
JP2002244127A (ja) * 2001-01-31 2002-08-28 Internatl Business Mach Corp <Ibm> 液晶表示装置、サイドライト型バックライト・ユニット、ランプ・リフレクタおよび反射部材
JP3939684B2 (ja) * 2003-07-25 2007-07-04 エルジー．フィリップス エルシーデー カンパニー，リミテッド 液晶表示装置のバックライト装置及びこれに使用される反射手段
JP4133663B2 (ja) * 2003-07-30 2008-08-13 三菱電機株式会社 面状光源装置および該装置を備えた表示装置
US20050222801A1 (en) * 2004-04-06 2005-10-06 Thomas Wulff System and method for monitoring a mobile computing product/arrangement
EP1586813A1 (en) 2004-04-16 2005-10-19 3M Innovative Properties Company Light box
GB0419391D0 (en) 2004-09-01 2004-10-06 3M Innovative Properties Co Luminaire comprising a light box
GB0427607D0 (en) * 2004-12-16 2005-01-19 Microsharp Corp Ltd Structured optical film
WO2006102592A1 (en) * 2005-03-24 2006-09-28 3M Innovative Properties Company Metallized films and articles containing the same
CN101184615A (zh) * 2005-03-24 2008-05-21 3M创新有限公司 耐腐蚀性金属化膜和其制造方法
US20060289054A1 (en) * 2005-06-22 2006-12-28 Carmanah Technologies Corp. Solar powered light emitting diode illuminated display panel assembly
US20060291241A1 (en) * 2005-06-22 2006-12-28 Carmanah Technologies Corp. Light emitting diode illuminated display panel assembly
US7180779B2 (en) * 2005-07-11 2007-02-20 Atmel Corporation Memory architecture with enhanced over-erase tolerant control gate scheme
US8594742B2 (en) * 2006-06-21 2013-11-26 Symbol Technologies, Inc. System and method for monitoring a mobile device
JP2008041328A (ja) * 2006-08-02 2008-02-21 Nippon Zeon Co Ltd 直下型バックライト装置
US20100129779A1 (en) * 2008-11-22 2010-05-27 Pomerleau Kevin L Image Capture and Tracing System and Method
CN102606914A (zh) * 2008-11-28 2012-07-25 富士迈半导体精密工业（上海）有限公司 室内灯具
US8568002B2 (en) * 2010-03-05 2013-10-29 Southpac Trust International Inc., Trustee of the LDH Trust Light diffusion and condensing fixture
US9188290B2 (en) * 2012-04-10 2015-11-17 Cree, Inc. Indirect linear fixture
DE102012012649A1 (de) * 2012-06-26 2014-01-16 Bartenbach Holding Gmbh Beleuchtungsvorrichtung
CN107845349A (zh) * 2017-12-21 2018-03-27 南宁棵树标识制作有限公司 一种铝塑板镶嵌亚克力发光字体结构
USD1009348S1 (en) * 2019-12-20 2023-12-26 Abl Ip Holding Llc Light fixture

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Publication number Priority date Publication date Assignee Title
US2175067A (en) * 1938-04-23 1939-10-03 Holophane Co Inc Prismatic reflector
US2290282A (en) * 1939-10-27 1942-07-21 Herr Max Piano lamp
US2348617A (en) * 1941-02-19 1944-05-09 Sun Kraft Inc Ultraviolet ray generator
US3944807A (en) * 1975-01-20 1976-03-16 White-Westinghouse Corporation Infrared lamp holder
SE7514564L (sv) * 1975-11-14 1977-05-15 Colorlux As Lysskiltkasse
US4154219A (en) * 1977-03-11 1979-05-15 E-Systems, Inc. Prismatic solar reflector apparatus and method of solar tracking
US4120565A (en) * 1977-06-16 1978-10-17 The United States Of America As Represented By The United States Department Of Energy Prisms with total internal reflection as solar reflectors
US4233651A (en) * 1978-03-30 1980-11-11 Keene Corporation Work area lighting system
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
US4805984A (en) * 1985-11-21 1989-02-21 Minnesota Mining And Manufacturing Company Totally internally reflecting light conduit
CA1279783C (en) * 1985-11-21 1991-02-05 Minnesota Mining And Manufacturing Company Totally internally reflecting thin, flexible film
US4850665A (en) * 1987-02-20 1989-07-25 Minnesota Mining And Manufacturing Company Method and apparatus for controlled emission of light from prism light guide
DE3806421A1 (de) * 1987-03-04 1988-11-24 Citizen Watch Co Ltd Beleuchtungsvorrichtung fuer ein fluessigkristallanzeigegeraet
US4874228A (en) * 1987-03-24 1989-10-17 Minnesota Mining And Manufacturing Company Back-lit display
US4834495A (en) * 1987-05-08 1989-05-30 Minnesota Mining And Manufacturing Company Collapsible light pipe
US4791540A (en) * 1987-05-26 1988-12-13 Minnesota Mining And Manufacturing Company Light fixture providing normalized output
JPH024906A (ja) * 1988-06-22 1990-01-09 Takeshi Masumoto フレーク状急冷凝固金属粉末の製造法
US5054885A (en) * 1988-10-11 1991-10-08 Minnesota Mining And Manfuacturing Company Light fixture including a partially collimated beam of light and reflective prisms having peaks lying on a curved surface
US5034864A (en) * 1989-04-25 1991-07-23 Mitsubishi Rayon Co., Ltd. Planar light-source device and illumination apparatus using the same
US5006966A (en) * 1989-08-30 1991-04-09 Transmatic, Inc. Transit vehicle lighting fixture
US5029060A (en) * 1990-07-17 1991-07-02 Minnesota Mining And Manufacturing Company Uniform intensity profile catadioptric lens

Also Published As

Publication number Publication date
US5224770A (en) 1993-07-06
CA2057154A1 (en) 1992-06-09
EP0490279A2 (en) 1992-06-17
JPH0496912U (ja) 1992-08-21
DE4039291A1 (de) 1992-06-11
EP0490279A3 (en) 1992-11-25

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