GB1447111A – Display apparatus
– Google Patents
GB1447111A – Display apparatus
– Google Patents
Display apparatus
Info
Publication number
GB1447111A
GB1447111A
GB501073A
GB501073A
GB1447111A
GB 1447111 A
GB1447111 A
GB 1447111A
GB 501073 A
GB501073 A
GB 501073A
GB 501073 A
GB501073 A
GB 501073A
GB 1447111 A
GB1447111 A
GB 1447111A
Authority
GB
United Kingdom
Prior art keywords
panel
display apparatus
information
optical image
image
Prior art date
1973-02-01
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
GB501073A
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.)
BAE Systems Electronics Ltd
Original Assignee
Marconi 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.)
1973-02-01
Filing date
1973-02-01
Publication date
1976-08-25
1973-02-01
Application filed by Marconi Co Ltd
filed
Critical
Marconi Co Ltd
1973-02-01
Priority to GB501073A
priority
Critical
patent/GB1447111A/en
1976-08-25
Publication of GB1447111A
publication
Critical
patent/GB1447111A/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
Classifications
G—PHYSICS
G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
G09F19/00—Advertising or display means not otherwise provided for
G09F19/12—Advertising or display means not otherwise provided for using special optical effects
G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
G—PHYSICS
G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
G03B21/00—Projectors or projection-type viewers; Accessories therefor
G03B21/54—Accessories
G03B21/56—Projection screens
G03B21/60—Projection screens characterised by the nature of the surface
G03B21/62—Translucent screens
Abstract
1447111 Matrix displays MARCONI CO Ltd 11 Dec 1973 [1 Feb 1973] 5010/73 Heading G5C Display apparatus comprises a liquid crystal display panel, means for projecting an optical image on to the panel and means for selectively varying the transmissivity of local regions of the panel whereby information is superimposed on the optical image. The panel includes crossed conductor arrays; the image is from a cine projector and the surface on to which it is projected is frosted. The information is from a computer or a manually operated joystick.
GB501073A
1973-02-01
1973-02-01
Display apparatus
Expired
GB1447111A
(en)
Priority Applications (1)
Application Number
Priority Date
Filing Date
Title
GB501073A
GB1447111A
(en)
1973-02-01
1973-02-01
Display apparatus
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
GB501073A
GB1447111A
(en)
1973-02-01
1973-02-01
Display apparatus
Publications (1)
Publication Number
Publication Date
GB1447111A
true
GB1447111A
(en)
1976-08-25
Family
ID=9788049
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
GB501073A
Expired
GB1447111A
(en)
1973-02-01
1973-02-01
Display apparatus
Country Status (1)
Country
Link
GB
(1)
GB1447111A
(en)
Cited By (5)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
FR2496304A1
(en)
*
1980-12-11
1982-06-18
Dassault Electronique
DEVICE FOR VIEWING INFORMATION ON AN IMAGE
EP0380994A2
(en)
*
1989-02-02
1990-08-08
Agfa-Gevaert AG
Screen for a projection copying apparatus
EP1227459A1
(en)
*
2001-01-29
2002-07-31
Siemens Aktiengesellschaft
Information display system for plants of the primary industry, particularly for rolling mills, where a control point for monitoring an indusrial process is present
EP2849172A1
(en)
*
2013-09-16
2015-03-18
E.G.O. ELEKTRO-GERÄTEBAU GmbH
Operating device and electric appliance with such an operating device
DE102014223455A1
(en)
*
2014-11-18
2016-05-19
E.G.O. Elektro-Gerätebau GmbH
Operating device for an electrical appliance and electrical appliance
1973
1973-02-01
GB
GB501073A
patent/GB1447111A/en
not_active
Expired
Cited By (11)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
FR2496304A1
(en)
*
1980-12-11
1982-06-18
Dassault Electronique
DEVICE FOR VIEWING INFORMATION ON AN IMAGE
EP0054492A1
(en)
*
1980-12-11
1982-06-23
Entreprise Generale De Telecommunications
Device for displaying information in an image
EP0380994A2
(en)
*
1989-02-02
1990-08-08
Agfa-Gevaert AG
Screen for a projection copying apparatus
EP0380994A3
(en)
*
1989-02-02
1992-02-19
Agfa-Gevaert AG
Screen for a projection copying apparatus
EP1227459A1
(en)
*
2001-01-29
2002-07-31
Siemens Aktiengesellschaft
Information display system for plants of the primary industry, particularly for rolling mills, where a control point for monitoring an indusrial process is present
EP2849172A1
(en)
*
2013-09-16
2015-03-18
E.G.O. ELEKTRO-GERÄTEBAU GmbH
Operating device and electric appliance with such an operating device
US20150077653A1
(en)
*
2013-09-16
2015-03-19
E.G.O. Elektro-Geraetebau Gmbh
Operating device and electric appliance with such an operating device
CN104579292A
(en)
*
2013-09-16
2015-04-29
E.G.O.电气设备制造股份有限公司
Operating device and electric appliance with such an operating device
RU2675925C2
(en)
*
2013-09-16
2018-12-25
Э.Г.О. Электро-Геретебау Гмбх
Control device and electric appliance with such control device
CN104579292B
(en)
*
2013-09-16
2023-05-23
E.G.O.电气设备制造股份有限公司
Operating device and electrical apparatus having such an operating device
DE102014223455A1
(en)
*
2014-11-18
2016-05-19
E.G.O. Elektro-Gerätebau GmbH
Operating device for an electrical appliance and electrical appliance
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Legal Events
Date
Code
Title
Description
1977-01-06
PS
Patent sealed
1982-07-14
PCNP
Patent ceased through non-payment of renewal fee
