FR2411455A1 - Appareil pour etablir et effacer des caracteres et autres symboles dans le systeme d'ecriture braille - Google Patents
Appareil pour etablir et effacer des caracteres et autres symboles dans le systeme d'ecriture brailleInfo
- Publication number
- FR2411455A1 FR2411455A1 FR7736659A FR7736659A FR2411455A1 FR 2411455 A1 FR2411455 A1 FR 2411455A1 FR 7736659 A FR7736659 A FR 7736659A FR 7736659 A FR7736659 A FR 7736659A FR 2411455 A1 FR2411455 A1 FR 2411455A1
- Authority
- FR
- France
- Prior art keywords
- tappet
- clearing
- electronic device
- ferromagnetic material
- device adjusting
- 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
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B21/00—Teaching, or communicating with, the blind, deaf or mute
- G09B21/001—Teaching or communicating with blind persons
- G09B21/003—Teaching or communicating with blind persons using tactile presentation of the information, e.g. Braille displays
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
APPAREIL POUR L'AFFICHAGE DES CARACTERES ET DE SYMBOLES EN SYSTEME BRAILLE. L'APPAREIL COMPORTE UN PANNEAU D'AFFICHAGE 10 AYANT DES GROUPES 11, 12, 13, ETC., D'ELEMENTS D'AFFICHAGES 14 A 19, CHAQUE ELEMENT D'AFFICHAGE ETANT CONSTITUE PAR UN ELECTRO-AIMANT AVEC UN BOUTON A EXTREMITE ARRONDIE AYANT UNE POSITION DE REPOS POUR LAQUELLE LE BOUTON NE DEPASSE PAS DE LA SURFACE DU PANNEAU D'AFFICHAGE ET UNE POSITION DE TRAVAIL POUR LAQUELLE L'EXTREMITE ARRONDIE DU BOUTON DEPASSE LEGEREMENT AU-DESSUS DE CETTE SURFACE POUR SIMULER UN POINT DE CODE BRAILLE, LES ELECTRO-AIMANTS ETANT COMMANDESSELECTIVEMENT PAR DES COMMUTATEURS A BOUTONS-POUSSOIRS ET UN DISPOSITIF DE VERROUILLAGE INDIVIDUEL MAINTENANT AU TRAVAIL LES PISTONS DES ELECTRO-AIMANTS EXCITES JUSQU'A LEUR LIBERATION PAR UN ELEMENT DE VERROUILLAGE COMMUN A TOUS LES ELECTRO-AIMANTS.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7736659A FR2411455A1 (fr) | 1977-12-06 | 1977-12-06 | Appareil pour etablir et effacer des caracteres et autres symboles dans le systeme d'ecriture braille |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7736659A FR2411455A1 (fr) | 1977-12-06 | 1977-12-06 | Appareil pour etablir et effacer des caracteres et autres symboles dans le systeme d'ecriture braille |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2411455A1 true FR2411455A1 (fr) | 1979-07-06 |
FR2411455B1 FR2411455B1 (fr) | 1982-07-23 |
Family
ID=9198493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7736659A Granted FR2411455A1 (fr) | 1977-12-06 | 1977-12-06 | Appareil pour etablir et effacer des caracteres et autres symboles dans le systeme d'ecriture braille |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2411455A1 (fr) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB945033A (en) * | 1960-03-18 | 1963-12-18 | Oryx Trading As | Reading apparatus for the blind |
US3395247A (en) * | 1965-04-13 | 1968-07-30 | Portter Instr Company Inc | Reading machine for the blind |
US3594787A (en) * | 1969-07-16 | 1971-07-20 | Millard J Ickes | Scene scanner and tactile display device for the blind |
US3987438A (en) * | 1974-02-16 | 1976-10-19 | Lindenmueller Hans Peter | Tactile indicating device |
-
1977
- 1977-12-06 FR FR7736659A patent/FR2411455A1/fr active Granted
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB945033A (en) * | 1960-03-18 | 1963-12-18 | Oryx Trading As | Reading apparatus for the blind |
US3395247A (en) * | 1965-04-13 | 1968-07-30 | Portter Instr Company Inc | Reading machine for the blind |
US3594787A (en) * | 1969-07-16 | 1971-07-20 | Millard J Ickes | Scene scanner and tactile display device for the blind |
US3987438A (en) * | 1974-02-16 | 1976-10-19 | Lindenmueller Hans Peter | Tactile indicating device |
Also Published As
Publication number | Publication date |
---|---|
FR2411455B1 (fr) | 1982-07-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |