JPS5431205A - Main wire connecting system - Google Patents

Main wire connecting system

Info

Publication number
JPS5431205A
JPS5431205A JP9705677A JP9705677A JPS5431205A JP S5431205 A JPS5431205 A JP S5431205A JP 9705677 A JP9705677 A JP 9705677A JP 9705677 A JP9705677 A JP 9705677A JP S5431205 A JPS5431205 A JP S5431205A
Authority
JP
Japan
Prior art keywords
main wire
wire connecting
connecting system
station apparatus
loop
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
JP9705677A
Other languages
Japanese (ja)
Other versions
JPS5544497B2 (en
Inventor
Masato Araki
Eiji Morikami
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.)
Iwatsu Electric Co Ltd
Original Assignee
Iwatsu Electric Co Ltd
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 Iwatsu Electric Co Ltd filed Critical Iwatsu Electric Co Ltd
Priority to JP9705677A priority Critical patent/JPS5431205A/en
Publication of JPS5431205A publication Critical patent/JPS5431205A/en
Publication of JPS5544497B2 publication Critical patent/JPS5544497B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)

Abstract

PURPOSE:To ensure a control for the station apparatus through holding of the DC loop at the off-hook time of the telephone set, by giving the bias current to the relay winding via the main wire loop of the station apparatus.
JP9705677A 1977-08-15 1977-08-15 Main wire connecting system Granted JPS5431205A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9705677A JPS5431205A (en) 1977-08-15 1977-08-15 Main wire connecting system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9705677A JPS5431205A (en) 1977-08-15 1977-08-15 Main wire connecting system

Publications (2)

Publication Number Publication Date
JPS5431205A true JPS5431205A (en) 1979-03-08
JPS5544497B2 JPS5544497B2 (en) 1980-11-12

Family

ID=14181989

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9705677A Granted JPS5431205A (en) 1977-08-15 1977-08-15 Main wire connecting system

Country Status (1)

Country Link
JP (1) JPS5431205A (en)

Also Published As

Publication number Publication date
JPS5544497B2 (en) 1980-11-12

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