GB1381428A - Liquid-crystal cells - Google Patents

Liquid-crystal cells

Info

Publication number
GB1381428A
GB1381428A GB2956573A GB2956573A GB1381428A GB 1381428 A GB1381428 A GB 1381428A GB 2956573 A GB2956573 A GB 2956573A GB 2956573 A GB2956573 A GB 2956573A GB 1381428 A GB1381428 A GB 1381428A
Authority
GB
United Kingdom
Prior art keywords
cell
rim
opening
liquid crystal
empty space
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
Application number
GB2956573A
Other languages
English (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
Priority claimed from AT451773A external-priority patent/AT321378B/de
Application filed by Electrovac AG filed Critical Electrovac AG
Publication of GB1381428A publication Critical patent/GB1381428A/en
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
    • G02F1/1341—Filling or closing of cells

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)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
GB2956573A 1972-07-04 1973-06-21 Liquid-crystal cells Expired GB1381428A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT574672 1972-07-04
AT451773A AT321378B (de) 1973-05-23 1973-05-23 Flüssigkristallzelle

Publications (1)

Publication Number Publication Date
GB1381428A true GB1381428A (en) 1975-01-22

Family

ID=25601250

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2956573A Expired GB1381428A (en) 1972-07-04 1973-06-21 Liquid-crystal cells

Country Status (4)

Country Link
DE (1) DE2332972A1 (enrdf_load_stackoverflow)
FR (1) FR2191135B3 (enrdf_load_stackoverflow)
GB (1) GB1381428A (enrdf_load_stackoverflow)
IT (1) IT986611B (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4070749A (en) * 1975-07-04 1978-01-31 Hitachi, Ltd. Method of manufacturing liquid crystal display devices
GB2240187A (en) * 1990-01-18 1991-07-24 Varitronix Ltd Liquid crystal display cell

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2802728C2 (de) * 1977-01-24 1984-03-15 Sharp K.K., Osaka Elektrochrome Anzeigezelle
JPS5821268B2 (ja) * 1978-01-23 1983-04-28 シャープ株式会社 エレクトロクロミツク表示装置
FR2506979A1 (fr) * 1981-05-27 1982-12-03 Commissariat Energie Atomique Procede de localisation du milieu liquide dans une cellule a milieu liquide et cellule correspondante
FR2506978A1 (fr) * 1981-05-27 1982-12-03 Commissariat Energie Atomique Procede de fabrication d'une cellule a milieu liquide et cellule obtenue par ce procede
US4407870A (en) 1982-05-12 1983-10-04 Commissariat A L'energie Atomique Process for positioning the liquid medium in a liquid medium cell and a corresponding cell
US4688899A (en) * 1984-07-27 1987-08-25 Casio Computer Co., Ltd. Dual-frequency, dielectric anisotropy liquid crystal display
US4682858A (en) * 1984-08-20 1987-07-28 Canon Kabushiki Kaisha Liquid crystal device having reduced-pressure region in communication with ferroelectric liquid crystal
JPS62206527A (ja) * 1986-03-06 1987-09-11 Alps Electric Co Ltd 液晶セル
GB8812262D0 (en) * 1988-05-24 1988-06-29 Emi Plc Thorn Display device
EP0358142B1 (fr) * 1988-09-07 1993-12-01 Asulab S.A. Cellule à cristal liquide munie de pièges à bulles
FR2636440B1 (fr) * 1988-09-12 1993-04-30 Asulab Sa Cellule a cristal liquide munie de pieges a bulles
DE3937943A1 (de) * 1989-11-15 1991-05-16 Nokia Unterhaltungselektronik Verfahren zum verkleben von substratplatten fuer fluessigkristallzellen

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4070749A (en) * 1975-07-04 1978-01-31 Hitachi, Ltd. Method of manufacturing liquid crystal display devices
GB2240187A (en) * 1990-01-18 1991-07-24 Varitronix Ltd Liquid crystal display cell
GB2240187B (en) * 1990-01-18 1994-06-15 Varitronix Ltd Liquid crystal display cell

Also Published As

Publication number Publication date
FR2191135A1 (enrdf_load_stackoverflow) 1974-02-01
DE2332972A1 (de) 1974-01-17
FR2191135B3 (enrdf_load_stackoverflow) 1976-06-18
IT986611B (it) 1975-01-30

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee