ES266352U - "aparato discriminador telefonico". - Google Patents

"aparato discriminador telefonico".

Info

Publication number
ES266352U
ES266352U ES1982266352U ES266352U ES266352U ES 266352 U ES266352 U ES 266352U ES 1982266352 U ES1982266352 U ES 1982266352U ES 266352 U ES266352 U ES 266352U ES 266352 U ES266352 U ES 266352U
Authority
ES
Spain
Prior art keywords
telephone
stage
digits
translation
machine
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
Application number
ES1982266352U
Other languages
English (en)
Other versions
ES266352Y (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AELYTER SA
Original Assignee
AELYTER SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by AELYTER SA filed Critical AELYTER SA
Priority to ES1982266352U priority Critical patent/ES266352Y/es
Publication of ES266352U publication Critical patent/ES266352U/es
Application granted granted Critical
Publication of ES266352Y publication Critical patent/ES266352Y/es
Expired legal-status Critical Current

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Abstract

Aparato discriminador telefónico, asociable a un aparato telefónico sin manipulación ni modificación de éste, con el fin de limitar el número de cifras de los números susceptibles de establecer comunicación, caracterizado esencialmente por comprender un circuito conectado en paralelo con la línea telefónica, incluyendo un puente de diodos semiconductores para el paso de la señal hacia el circuito, formado por una etapa alimentadora estabilizada, una etapa detectora de la interrupción de la comunicación, una etapa contadora del número de cifras marcado y una etapa con un circuito integrado formante de un interruptor de los números de teléfono susceptibles de ser llamados, con previsión de una fuerte atenuación en la intensidad de la señal transmitida en el caso de que la cantidad de cifras del número marcado supere un valor establecido, completándose el circuito con un interruptor de conexión y desconexión en orden a la voluntaria liberación del aparato telefónico de cualquier limitación encuanto al número de cifras a marcar.
ES1982266352U 1982-07-12 1982-07-12 "aparato discriminador telefonico". Expired ES266352Y (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES1982266352U ES266352Y (es) 1982-07-12 1982-07-12 "aparato discriminador telefonico".

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1982266352U ES266352Y (es) 1982-07-12 1982-07-12 "aparato discriminador telefonico".

Publications (2)

Publication Number Publication Date
ES266352U true ES266352U (es) 1983-02-01
ES266352Y ES266352Y (es) 1983-07-16

Family

ID=8421387

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1982266352U Expired ES266352Y (es) 1982-07-12 1982-07-12 "aparato discriminador telefonico".

Country Status (1)

Country Link
ES (1) ES266352Y (es)

Also Published As

Publication number Publication date
ES266352Y (es) 1983-07-16

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