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1. (WO1979000648) TELEPHONE SYSTEM WITH A PLURALITY OF INTERNAL EXTENSIONS AND A PLURALITY OF OUTSIDE LINES
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/1979/000648 International Application No.: PCT/FR1979/000017
Publication Date: 06.09.1979 International Filing Date: 21.02.1979
IPC:
H04M 9/00 (2006.01)
H ELECTRICITY
04
ELECTRIC COMMUNICATION TECHNIQUE
M
TELEPHONIC COMMUNICATION
9
Arrangements for interconnection not involving centralised switching
Applicants:
Inventors:
Priority Data:
780562621.02.1978FR
Title (EN) TELEPHONE SYSTEM WITH A PLURALITY OF INTERNAL EXTENSIONS AND A PLURALITY OF OUTSIDE LINES
(FR) INSTALLATION TELEPHONIQUE A PLUSIEURS POSTES INTERIEURS ET A PLUSIEURS LIGNES EXTERIEURES
Abstract:
(EN) The system comprises particularly a box including a series of printed circuits, each circuit being printed on a rigid card. The cards (1) and (2) are associated to the outside lines, and each of the cards (3 to 10) is associated to an internal extension. All have, on one side, a series of contact pins engaging into a connection bar (13) integral with a master card (14). To communicate from an internal extension, only the card of this extension and the card of another internal extension or of an outside line are used. Application: great serviceability.
(FR) Installation telephonique comprenant notamment une armoire renfermant une serie de circuits imprimes, chaque circuit se presentant sur une carte rigide. Les cartes (1 et 2) sont associees aux lignes exterieures, et chacune des cartes (3 a 10) est associee a un poste interieur. Toutes comportent, sur un cote, une serie de broches de contact s"engageant dans une barrette de jonction (13) solidaire d"une carte mere (14). Pour communiquer a partir d"un poste interieur, on n"utilise que la carte de ce poste et la carte d"un autre poste interieur ou la carte d"une ligne exterieure. Application: grande facilite d"entretien.
Designated States:
Publication Language: French (FR)
Filing Language: French (FR)