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JPS6149379U - - Google Patents

Info

Publication number
JPS6149379U
JPS6149379U JP13530284U JP13530284U JPS6149379U JP S6149379 U JPS6149379 U JP S6149379U JP 13530284 U JP13530284 U JP 13530284U JP 13530284 U JP13530284 U JP 13530284U JP S6149379 U JPS6149379 U JP S6149379U
Authority
JP
Japan
Prior art keywords
liquid crystal
metal foil
crystal display
electroluminescent element
display device
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.)
Pending
Application number
JP13530284U
Other languages
Japanese (ja)
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
Priority to JP13530284U priority Critical patent/JPS6149379U/ja
Priority to DE19853531736 priority patent/DE3531736A1/en
Publication of JPS6149379U publication Critical patent/JPS6149379U/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G02F1/133617—Illumination with ultraviolet light; Luminescent elements or materials associated to the cell
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B33/00—Electroluminescent light sources
    • H05B33/12—Light sources with substantially two-dimensional radiating surfaces

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例を示す断面図、第２
図は同実施例における防湿保護フイルムの接地構
造を示す断面図、第３図は防湿保護フイルムの接
地構造を変えた他の実施例を示す部分断面図、第
４図は防湿保護フイルムの接地構造を変えたさら
に他の実施例を示す部分断面図、第５図、第６図
、第７図および第８図はそれぞれ従来の液晶表示
装置を示す断面図である。 図中、３１は液晶素子、３２はエレクトロルミ
ネツセンス素子、５１は防湿保護フイルム、５４
は金属箔、５５は金属箔テープ、５６は接地回路
、５７はリード端子、５８はカシメ部、５９はシ
ヤーシ、６０はボルト、６１はナツト、６２はワ
ツシヤである。 Fig. 1 is a sectional view showing one embodiment of the present invention;
The figure is a cross-sectional view showing the grounding structure of the moisture-proof protective film in the same embodiment, FIG. 3 is a partial cross-sectional view showing another embodiment with a different grounding structure of the moisture-proof protective film, and FIG. 4 is the grounding structure of the moisture-proof protective film. 5, 6, 7, and 8 are sectional views showing conventional liquid crystal display devices, respectively. In the figure, 31 is a liquid crystal element, 32 is an electroluminescent element, 51 is a moisture-proof protective film, and 54 is a moisture-proof protective film.
55 is a metal foil, 55 is a metal foil tape, 56 is a ground circuit, 57 is a lead terminal, 58 is a caulked portion, 59 is a chassis, 60 is a bolt, 61 is a nut, and 62 is a washer.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] バツク照明用の光源としてエレクトロルミネツ
センス素子を使用した液晶表示装置において、前
記エレクトロルミネツセンス素子は金属箔がラミ
ネートされた防湿保護フイルムで少なくともその
背面側を覆われ、この金属箔が接地回路に接続さ
れていることを特徴とする液晶表示装置。 In a liquid crystal display device using an electroluminescent element as a light source for back lighting, the electroluminescent element is covered at least on its back side with a moisture-proof protective film laminated with metal foil, and this metal foil serves as a grounding circuit. A liquid crystal display device characterized by being connected to.
JP13530284U 1984-09-06 1984-09-06 Pending JPS6149379U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP13530284U JPS6149379U (en) 1984-09-06 1984-09-06
DE19853531736 DE3531736A1 (en) 1984-09-06 1985-09-05 Liquid-crystal display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13530284U JPS6149379U (en) 1984-09-06 1984-09-06

Publications (1)

Publication Number Publication Date
JPS6149379U true JPS6149379U (en) 1986-04-02

Family

ID=15148530

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13530284U Pending JPS6149379U (en) 1984-09-06 1984-09-06

Country Status (2)

Country Link
JP (1) JPS6149379U (en)
DE (1) DE3531736A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4772885A (en) * 1984-11-22 1988-09-20 Ricoh Company, Ltd. Liquid crystal color display device
WO1988002209A1 (en) * 1986-09-19 1988-03-24 Kabushiki Kaisha Komatsu Seisakusho Thin-film el device
DE3639008A1 (en) * 1986-11-14 1988-05-19 Bosch Gmbh Robert DISPLAY DEVICE WITH LIQUID CRYSTAL CELL, PREFERABLY FOR MOTOR VEHICLES
DE3738414A1 (en) * 1987-11-12 1989-05-24 Bosch Gmbh Robert Device for illuminating passive information displays, preferably LCDs
JPH062238Y2 (en) * 1988-05-23 1994-01-19 アルプス電気株式会社 Electroluminescent device
JPH02131221A (en) * 1988-11-11 1990-05-21 Pioneer Electron Corp Photoconduction type liquid crystal light valve
US5189405A (en) * 1989-01-26 1993-02-23 Sharp Kabushiki Kaisha Thin film electroluminescent panel
JP2693849B2 (en) * 1990-04-24 1997-12-24 シャープ株式会社 Flat light source device
DE102007042062B4 (en) * 2007-09-05 2014-06-05 Delta Electronics, Inc. Liquid crystal display in which the formation of moisture is prevented

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5326174A (en) * 1976-08-24 1978-03-10 Citizen Watch Co Ltd Illuminating unit for electronic clock
JPS57172384A (en) * 1981-04-17 1982-10-23 Hitachi Ltd El panel with grounding board

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3108728A1 (en) * 1981-03-07 1982-09-23 Standard Elektrik Lorenz Ag, 7000 Stuttgart Electroluminescent display

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5326174A (en) * 1976-08-24 1978-03-10 Citizen Watch Co Ltd Illuminating unit for electronic clock
JPS57172384A (en) * 1981-04-17 1982-10-23 Hitachi Ltd El panel with grounding board

Also Published As

Publication number Publication date
DE3531736A1 (en) 1986-03-13

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