FR2455776A1 - Dispositif d'affichage matriciel perfectionne - Google Patents
Dispositif d'affichage matriciel perfectionneInfo
- Publication number
- FR2455776A1 FR2455776A1 FR7911329A FR7911329A FR2455776A1 FR 2455776 A1 FR2455776 A1 FR 2455776A1 FR 7911329 A FR7911329 A FR 7911329A FR 7911329 A FR7911329 A FR 7911329A FR 2455776 A1 FR2455776 A1 FR 2455776A1
- Authority
- FR
- France
- Prior art keywords
- lamp
- vane
- vanes
- board
- observer
- 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.)
- Granted
Links
- 239000011159 matrix material Substances 0.000 title abstract 2
- 230000001154 acute effect Effects 0.000 abstract 1
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
- G09F9/37—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 movable elements
- G09F9/375—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 movable elements the position of the elements being controlled by the application of a magnetic field
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
L'INVENTION CONCERNE LES DISPOSITIFS D'AFFICHAGE ELECTROMECANIQUES DE TYPE MATRICIEL. LE DISPOSITIF COMPREND UN PANNEAU OPAQUE 15 DANS LEQUEL SONT MENAGEES DES OUVERTURES 12 DISPOSEES EN MATRICE A CHACUNE DESQUELLES EST ASSOCIE UN VOLET 13 QUI PEUT MASQUER OU DECOUVRIR L'OUVERTURE PAR ACTION D'UN ELECTRO-AIMANT 20 SUR L'AIMANT PERMANENT 24 QU'IL PORTE. UNE SOURCE LUMINEUSE 30 EST SITUEE DERRIERE LE PANNEAU ET UNE SOURCE LUMINEUSE 32 SE TROUVE EN AVANT ET AU-DESSUS DU PANNEAU (IL PEUT S'AGIR DU SOLEIL). LA FACE AVANT DU PANNEAU EST NON REFLECHISSANTE, AINSI QUE LA FACE QUE MONTRE LE VOLET LORSQU'IL MASQUE L'OUVERTURE. L'AUTRE FACE DU VOLET EST REFLECHISSANTE. L'INVENTION ASSURE UNE MEILLEURE LECTURE DE L'INFORMATION AFFICHEE, AUSSI BIEN A LA LUMIERE DIURNE QU'EN LUMIERE ARTIFICIELLE ET AUTORISE UN MOINS GRAND NOMBRE D'ELEMENTS DE MANOEUVRE.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7911329A FR2455776A1 (fr) | 1979-05-04 | 1979-05-04 | Dispositif d'affichage matriciel perfectionne |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7911329A FR2455776A1 (fr) | 1979-05-04 | 1979-05-04 | Dispositif d'affichage matriciel perfectionne |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2455776A1 true FR2455776A1 (fr) | 1980-11-28 |
FR2455776B1 FR2455776B1 (fr) | 1984-10-05 |
Family
ID=9225069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7911329A Granted FR2455776A1 (fr) | 1979-05-04 | 1979-05-04 | Dispositif d'affichage matriciel perfectionne |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2455776A1 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0054336A1 (fr) * | 1980-12-11 | 1982-06-23 | American Sign & Indicator Corporation | Dispositif d'affichage matriciel |
FR2517445A1 (fr) * | 1981-12-01 | 1983-06-03 | World Acrilux | Dispositif d'affichage a fibres optiques |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR464187A (fr) * | 1913-10-28 | 1914-03-14 | Jose Coudurier | Appareil pour la représentation de lettres, chiffres et autres signes ou motifs |
US3518664A (en) * | 1966-07-18 | 1970-06-30 | Ferranti Packard Ltd | Magnetically actuable visual display surface with magnetic bias |
US4069480A (en) * | 1977-01-03 | 1978-01-17 | Ferranti-Packard Limited | Blanking circuit for electromagnetic display |
US4070668A (en) * | 1976-06-21 | 1978-01-24 | Citizen Watch Company Limited | Display device |
US4115941A (en) * | 1977-03-07 | 1978-09-26 | American Sign & Indicator Corporation | Display and reset apparatus |
-
1979
- 1979-05-04 FR FR7911329A patent/FR2455776A1/fr active Granted
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR464187A (fr) * | 1913-10-28 | 1914-03-14 | Jose Coudurier | Appareil pour la représentation de lettres, chiffres et autres signes ou motifs |
US3518664A (en) * | 1966-07-18 | 1970-06-30 | Ferranti Packard Ltd | Magnetically actuable visual display surface with magnetic bias |
US4070668A (en) * | 1976-06-21 | 1978-01-24 | Citizen Watch Company Limited | Display device |
US4069480A (en) * | 1977-01-03 | 1978-01-17 | Ferranti-Packard Limited | Blanking circuit for electromagnetic display |
US4115941A (en) * | 1977-03-07 | 1978-09-26 | American Sign & Indicator Corporation | Display and reset apparatus |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0054336A1 (fr) * | 1980-12-11 | 1982-06-23 | American Sign & Indicator Corporation | Dispositif d'affichage matriciel |
FR2517445A1 (fr) * | 1981-12-01 | 1983-06-03 | World Acrilux | Dispositif d'affichage a fibres optiques |
Also Published As
Publication number | Publication date |
---|---|
FR2455776B1 (fr) | 1984-10-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property |