GB1342253A – Display apparatus
– Google Patents
GB1342253A – Display apparatus
– Google Patents
Display apparatus
Info
Publication number
GB1342253A
GB1342253A
GB6133170A
GB1342253DA
GB1342253A
GB 1342253 A
GB1342253 A
GB 1342253A
GB 6133170 A
GB6133170 A
GB 6133170A
GB 1342253D A
GB1342253D A
GB 1342253DA
GB 1342253 A
GB1342253 A
GB 1342253A
Authority
GB
United Kingdom
Prior art keywords
pile
dec
laminae
groove
guides
Prior art date
1970-12-24
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
GB6133170A
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.)
Rank Organization Ltd
Original Assignee
Rank Organization 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.)
1970-12-24
Filing date
1970-12-24
Publication date
1974-01-03
1970-12-24
Application filed by Rank Organization Ltd
filed
Critical
Rank Organization Ltd
1974-01-03
Publication of GB1342253A
publication
Critical
patent/GB1342253A/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
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
G09F9/305—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 the ends of optical fibres
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
G02B6/24—Coupling light guides
G02B6/26—Optical coupling means
G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. “T” couplers, star couplers
Abstract
1342253 Matrix displays RANK ORGANISATION Ltd 22 Dec 1971 [24 Dec 1970] 61331/70 Heading G5C A display device comprises a pile of laminae, selected laminae 3 having grooves 14 containing light guides extending from the front to the rear faces of the pile, in the front face the ends of the guides are grouped to form symbols or parts thereof and in the rear face the ends of each group are arranged together to be illuminated by a single light source 17. Where light guides cross the groove of one is deepened and matching protrusions formed in the adjacent lamina to maintain a constant height groove, the protrusions being cut away at the cross over point.
GB6133170A
1970-12-24
1970-12-24
Display apparatus
Expired
GB1342253A
(en)
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
GB6133170
1970-12-24
Publications (1)
Publication Number
Publication Date
GB1342253A
true
GB1342253A
(en)
1974-01-03
Family
ID=10486875
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
GB6133170A
Expired
GB1342253A
(en)
1970-12-24
1970-12-24
Display apparatus
Country Status (5)
Country
Link
US
(1)
US3763586A
(en)
CA
(1)
CA946152A
(en)
DE
(1)
DE2164427A1
(en)
FR
(1)
FR2119673A5
(en)
GB
(1)
GB1342253A
(en)
Families Citing this family (2)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US4070093A
(en)
*
1976-08-26
1978-01-24
Bell Telephone Laboratories, Incorporated
Minimizing transmission path disabling due to defective transmission members of a communications cable
US4747648A
(en)
*
1985-01-24
1988-05-31
Drd Ltd.
Optical fiber display and optical train for same
Family Cites Families (4)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US1845530A
(en)
*
1930-09-22
1932-02-16
Tarallo Pedro
Luminous sign
US3109065A
(en)
*
1960-02-19
1963-10-29
Gen Dynamics Corp
Decoder
US3379890A
(en)
*
1964-08-21
1968-04-23
Mc Donnell Douglas Corp
Fiber optic readout device and method for making it
DE1288959B
(en)
*
1967-07-04
1969-02-06
Licentia Gmbh
Control panel, feedback panel or control panel with a large number of states to be visually signaled as well as a method for producing a plate for this
1970
1970-12-24
GB
GB6133170A
patent/GB1342253A/en
not_active
Expired
1971
1971-12-22
US
US00210983A
patent/US3763586A/en
not_active
Expired – Lifetime
1971-12-23
FR
FR7146334A
patent/FR2119673A5/fr
not_active
Expired
1971-12-23
CA
CA130,982A
patent/CA946152A/en
not_active
Expired
1971-12-24
DE
DE19712164427
patent/DE2164427A1/en
active
Pending
Also Published As
Publication number
Publication date
CA946152A
(en)
1974-04-30
DE2164427A1
(en)
1972-07-13
FR2119673A5
(en)
1972-08-04
US3763586A
(en)
1973-10-09
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RELIEF ADVERTISING LETTERING
Legal Events
Date
Code
Title
Description
1974-05-15
PS
Patent sealed [section 19, patents act 1949]
1976-07-21
PLNP
Patent lapsed through nonpayment of renewal fees
