WIPO logo
Mobile | Deutsch | Español | Français | 日本語 | 한국어 | Português | Русский | 中文 | العربية |
PATENTSCOPE

Search International and National Patent Collections
World Intellectual Property Organization
Search
 
Browse
 
Translate
 
Options
 
News
 
Login
 
Help
 
Machine translation
1. (WO1980002210) INFORMATION BOARD
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1980/002210    International Application No.:    PCT/SE1980/000100
Publication Date: 16.10.1980 International Filing Date: 08.04.1980
IPC:
G09F 9/37 (2006.01)
Applicants:
Inventors:
Priority Data:
7903114 09.04.1979 SE
Title (EN) INFORMATION BOARD
(FR) TABLEAU D"INFORMATION
Abstract: front page image
(EN)An information board (see Figs. 1 and 2) for the formation of signs such as figures, letters, patterns etc. According to the invention the device comprises a greater panel (1) and a smaller panel (2), a first of which includes a chequered pattern with transparent fields (4) surrounded by white (5) or black (3) fields of substantially the same size as the transparent fields, and a second of which includes a chequered pattern with black fields (3) surrounded by white (5) or transparent (4) fields where the first panel (1) is located closest to an observer. The panels (1, 2) are arranged close to and above one another and are movable relative to each other in a direction in parallel with a side of a field (3, 4, 5) at least through a distance corresponding to a side of a field (3, 4, 5).
(FR)Tableau d"information pour la formation de signes tels que chiffres, lettres, dessins etc.,. Selon l"invention, le dispositif comprend un panneau plus grand (1) et un panneau plus petit (2), le premier comprend un modele en damiers avec des champs transparents (4) entoures de champs blancs (5) ou noirs (3) de la meme taille que les champs transparents et le second comprend un modele a damiers avec des champs noirs (3) entoures par des champs blancs (5) ou transparents (4); le premier panneau (1) est localise le plus pres d"un observateur. Les panneaux (1, 2) sont disposes l"un au-dessus de l"autre et sont mobiles reciproquement dans une direction parallele au cote d"un champ (3, 4, 5) au moins au travers d"une distance correspondant a un cote d"un champ (3, 4, 5).
Designated States:
Publication Language: English (EN)
Filing Language: English (EN)