FR2118930B1 - - Google Patents

Info

Publication number
FR2118930B1
FR2118930B1 FR7145395A FR7145395A FR2118930B1 FR 2118930 B1 FR2118930 B1 FR 2118930B1 FR 7145395 A FR7145395 A FR 7145395A FR 7145395 A FR7145395 A FR 7145395A FR 2118930 B1 FR2118930 B1 FR 2118930B1
Authority
FR
France
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
Application number
FR7145395A
Other languages
French (fr)
Other versions
FR2118930A1 (en
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.)
Electrovac AG
Original Assignee
Electrovac AG
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 Electrovac AG filed Critical Electrovac AG
Publication of FR2118930A1 publication Critical patent/FR2118930A1/fr
Application granted granted Critical
Publication of FR2118930B1 publication Critical patent/FR2118930B1/fr
Expired 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
    • G02F1/1339—Gaskets; Spacers; Sealing of cells
    • G02F1/13392—Gaskets; Spacers; Sealing of cells spacers dispersed on the cell substrate, e.g. spherical particles, microfibres
    • 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
    • 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
    • G02F1/1341—Filling or closing of cells
    • 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
    • G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
FR7145395A 1970-12-21 1971-12-17 Expired FR2118930B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT1150970A AT307522B (en) 1970-12-21 1970-12-21 Liquid crystal cell and process for their manufacture

Publications (2)

Publication Number Publication Date
FR2118930A1 FR2118930A1 (en) 1972-08-04
FR2118930B1 true FR2118930B1 (en) 1975-08-29

Family

ID=3629127

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7145395A Expired FR2118930B1 (en) 1970-12-21 1971-12-17

Country Status (5)

Country Link
AT (1) AT307522B (en)
DE (1) DE2159165C3 (en)
FR (1) FR2118930B1 (en)
GB (1) GB1337551A (en)
IT (1) IT944003B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT314628B (en) * 1972-07-03 1974-04-10 Elektrovac Fabrikation Elektro Liquid crystal cell
CH557071A (en) * 1973-09-07 1974-12-13 Bbc Brown Boveri & Cie METHOD FOR MANUFACTURING LIQUID CRYSTAL CELLS, AFTER-MANUFACTURING LIQUID CRYSTAL CELLS AND APPLICATION OF LIQUID CRYSTAL CELLS AS DISPLAY ELEMENTS.
US4039253A (en) * 1976-04-20 1977-08-02 Ici United States Inc. Optical display having dished cover plate
DE2931113C2 (en) * 1979-07-31 1982-04-29 Siemens AG, 1000 Berlin und 8000 München Liquid crystal display device and method for producing spacer elements of such a device
JPS5770520A (en) * 1980-10-20 1982-05-01 Hitachi Ltd Liquid crystal element
NO149261B (en) * 1980-11-12 Norsk Lcd A.S., OPTICAL DISPLAY CELL AND METHOD OF MANUFACTURING IT.
DE3049093A1 (en) * 1980-12-24 1982-07-29 SWF-Spezialfabrik für Autozubehör Gustav Rau GmbH, 7120 Bietigheim-Bissingen ELECTRO-OPTICAL DISPLAY ELEMENT AND METHOD FOR THE PRODUCTION THEREOF
DE3208604A1 (en) * 1982-03-10 1983-09-22 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Method for producing a large-area liquid crystal display cell
JPS5978320A (en) * 1982-10-27 1984-05-07 Canon Inc Nanufacture of electrooptic element
DE3400429A1 (en) * 1984-01-09 1985-07-18 Vdo Adolf Schindling Ag, 6000 Frankfurt DISPLAY DEVICE, ESPECIALLY LIQUID CRYSTAL DISPLAY, AND METHOD FOR THE PRODUCTION THEREOF
DE3400438A1 (en) * 1984-01-09 1985-07-18 Vdo Adolf Schindling Ag, 6000 Frankfurt DISPLAY DEVICE
JPS62104230U (en) * 1985-12-20 1987-07-03
DE19646287A1 (en) * 1996-11-11 1998-05-14 Optrex Europ Gmbh Fluid with several particles having an electrically conductive surface
CN100565281C (en) * 2000-10-31 2009-12-02 精工爱普生株式会社 Electro-optical device, its inspection method and electronic installation

Also Published As

Publication number Publication date
FR2118930A1 (en) 1972-08-04
AT307522B (en) 1973-05-25
GB1337551A (en) 1973-11-14
DE2159165B2 (en) 1977-08-18
IT944003B (en) 1973-04-20
DE2159165C3 (en) 1980-05-08
DE2159165A1 (en) 1972-07-13

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Legal Events

Date Code Title Description
ST Notification of lapse