DE69415785D1 - Flache Beleuchtungseinheit - Google Patents

Flache Beleuchtungseinheit

Info

Publication number
DE69415785D1
DE69415785D1 DE69415785T DE69415785T DE69415785D1 DE 69415785 D1 DE69415785 D1 DE 69415785D1 DE 69415785 T DE69415785 T DE 69415785T DE 69415785 T DE69415785 T DE 69415785T DE 69415785 D1 DE69415785 D1 DE 69415785D1
Authority
DE
Germany
Prior art keywords
lighting unit
flat lighting
flat
unit
lighting
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
DE69415785T
Other languages
English (en)
Other versions
DE69415785T2 (de
Inventor
Yoji Oki
Shigeo Fujisawa
Koichi Hanasaki
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.)
Stanley Electric Co Ltd
Original Assignee
Stanley Electric Co Ltd
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 Stanley Electric Co Ltd filed Critical Stanley Electric Co Ltd
Publication of DE69415785D1 publication Critical patent/DE69415785D1/de
Application granted granted Critical
Publication of DE69415785T2 publication Critical patent/DE69415785T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B6/0011—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
    • G02B6/0066—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 characterised by the light source being coupled to the light guide
    • G02B6/007—Incandescent lamp or gas discharge lamp
    • G02B6/0071—Incandescent lamp or gas discharge lamp with elongated shape, e.g. tube
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
    • 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
    • F21V15/00—Protecting lighting devices from damage
    • F21V15/04—Resilient mountings, e.g. shock absorbers 
    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0031—Reflecting element, sheet or layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
DE69415785T 1993-11-12 1994-11-08 Flache Beleuchtungseinheit Expired - Fee Related DE69415785T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5306022A JP2848772B2 (ja) 1993-11-12 1993-11-12 面光源装置

Publications (2)

Publication Number Publication Date
DE69415785D1 true DE69415785D1 (de) 1999-02-18
DE69415785T2 DE69415785T2 (de) 1999-06-10

Family

ID=17952139

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69415785T Expired - Fee Related DE69415785T2 (de) 1993-11-12 1994-11-08 Flache Beleuchtungseinheit

Country Status (5)

Country Link
US (1) US5558420A (de)
EP (1) EP0657686B1 (de)
JP (1) JP2848772B2 (de)
KR (1) KR100196037B1 (de)
DE (1) DE69415785T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5676444A (en) * 1995-12-12 1997-10-14 Liao; Chun-Chi Neon light box
KR970048760A (ko) * 1995-12-26 1997-07-29 김광호 액정표시소자용 백라이트의 배선방법
JP3860249B2 (ja) * 1996-05-02 2006-12-20 ローム株式会社 面発光照明装置
US5772304A (en) * 1996-10-02 1998-06-30 Raytheon Company Optical fiber-to-planar lightpipe grooved optical coupler
US5907218A (en) * 1996-12-09 1999-05-25 The Whitaker Corporation Fluorescent lighting assembly with integral ballast
JP3119241B2 (ja) * 1998-07-01 2000-12-18 日本電気株式会社 液晶表示装置
JP4087956B2 (ja) * 1998-08-27 2008-05-21 セイコーエプソン株式会社 バックライトユニットおよび電子機器
JP2001281658A (ja) * 2000-01-27 2001-10-10 Advanced Display Inc 液晶表示装置用バックライト装置
US6464372B1 (en) * 2000-06-27 2002-10-15 Osram Sylvania Inc. Lamp device and assembly
US20050281049A1 (en) * 2002-08-12 2005-12-22 Daisuke Itou Illumination unit and liquid crystal display device using the unit
US20040070965A1 (en) * 2002-10-10 2004-04-15 Bin-Tzer Lin Removable light guide system for advertising display
TW590199U (en) * 2002-11-13 2004-06-01 Hon Hai Prec Ind Co Ltd Surface lighting module
JP4216577B2 (ja) * 2002-12-20 2009-01-28 シチズン電子株式会社 導光板
TWI255945B (en) * 2003-06-18 2006-06-01 Innolux Display Corp Backlight system and liquid crystal display device using the same
US20060039149A1 (en) * 2004-08-18 2006-02-23 Jamnia Mohammad A Decorative lens illuminated by LEDs
US7527419B2 (en) * 2004-08-27 2009-05-05 Samsung Electronics Co., Ltd. Backlight assembly including a buffered lamp holder for impact absorption and display apparatus having the same
KR101365052B1 (ko) * 2006-08-11 2014-02-19 삼성디스플레이 주식회사 램프 어셈블리, 이를 갖는 백라이트 어셈블리 및 이를 갖는표시 장치

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2609436A (en) * 1950-05-26 1952-09-02 Bell Telephone Labor Inc Partition
US2948580A (en) * 1959-08-27 1960-08-09 Curtiss Wright Corp Dual course recorder
US4075467A (en) * 1975-11-17 1978-02-21 Peterson John G Illuminated drafting instrument
JPH01241702A (ja) * 1988-03-23 1989-09-26 Seiko Epson Corp 小型陰極蛍光灯ユニット
US5142453A (en) * 1989-10-26 1992-08-25 Yazaki Corporation Illuminant pointer needle assembly for vehicular instrument
JP2693849B2 (ja) * 1990-04-24 1997-12-24 シャープ株式会社 平面光源装置
JPH05127161A (ja) * 1991-11-07 1993-05-25 Rohm Co Ltd 液晶表示装置及びそのバツクライト
JPH05251050A (ja) * 1992-03-03 1993-09-28 Sharp Corp 照明装置

Also Published As

Publication number Publication date
JP2848772B2 (ja) 1999-01-20
US5558420A (en) 1996-09-24
EP0657686A1 (de) 1995-06-14
DE69415785T2 (de) 1999-06-10
EP0657686B1 (de) 1999-01-07
KR950015178A (ko) 1995-06-16
KR100196037B1 (ko) 1999-06-15
JPH07140332A (ja) 1995-06-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee