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Application filed by Fritz AldendorfffiledCriticalFritz Aldendorff
Application grantedgrantedCritical
Publication of AT59862BpublicationCriticalpatent/AT59862B/en
Sub-Exchange Stations And Push- Button Telephones
(AREA)
Telephonic Communication Services
(AREA)
Description
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Claims (1)
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stellen der Nebenfernsprechanlage durch andere Schaltvorrichtungen (BIV) erreicht, so dass der Bedienungsplatz dureh eine Anzahl Leitungen mit den Wählerapparaten der Nebenfernsprechanlage in Verbindung stehen kann, die nur einen Bruchteil der Sprecbstellenzahl der Nebenfernsprechanlage beträgt.
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set the private telephone system through other switching devices (BIV), so that the operator station can be connected to the dialer sets of the private telephone system through a number of lines that is only a fraction of the number of speaking positions on the private telephone system.
7. Anlage nach Anspruch l und2, dadurch gekennzeichnet, dass die Schaltvorrichtungen (kl, kJ der Beamtenstelle (BS) derart verbunden sind, dass Fernsprechverbindungen zwischen den nicht zum externen Verkehr berechtigten Sprechstellen und den Amtsverbindungsleitungen durch den Bedienungsplatz nicht möglich sind.
7. Plant according to claim l and 2, characterized in that the switching devices (kl, kJ of the civil servants' office (BS) are connected in such a way that telephone connections between the call stations not authorized for external traffic and the exchange connection lines through the operator station are not possible.
8. Anlage nach Anspruch 1 und 3. dadurch gekennzeichnet, dass die Anrufzeichen (I) für Anrufe, die von der öffentlichen Fernsprechanlage (A) über die Amtsverbindungsleitungen (AL) eingehen, solange im Anrufzustande verbleiben, bis eine Nebenstelle (N) mit der anrufenden Amtsverbindungsleitung verbunden worden ist und auf den Anruf durch Abheben des Hörers geantwortet hat.
8. System according to claim 1 and 3, characterized in that the call signs (I) for calls that come from the public telephone system (A) via the trunk lines (AL) remain in the call state until an extension (N) with the calling trunk and answered the call by lifting the handset.
9. Anlage nach Anspruch 1 bis 8, dadurch gekennzeichnet, dass ein Mithören eines Gespräches a 11 der betreffenden Sprechstelle angezeigt wird.
9. System according to claim 1 to 8, characterized in that listening in on a conversation a 11 of the respective call station is displayed.
AT59862D1911-12-051911-12-05
Telephone system for internal and external traffic.
AT59862B
(en)
Circuit arrangement for telephone systems with intermediate circuit arrangement for telephone systems with intermediate and terminal points on a common line. terminals and terminals on a common line.
Circuit arrangement for telephone systems with dialer operation, in which each connection line in the exchange is assigned only a single relay serving as a call and disconnecting relay and operating in several switching stages with several windings
Circuit arrangement for checking the announcement of the call number of the subscriber registering at the operator station in telephone systems with dialer operation, especially in remote offices with immediate communication