JPS6059661U - 電話機の回線切換回路 - Google Patents

電話機の回線切換回路

Info

Publication number
JPS6059661U
JPS6059661U JP14953583U JP14953583U JPS6059661U JP S6059661 U JPS6059661 U JP S6059661U JP 14953583 U JP14953583 U JP 14953583U JP 14953583 U JP14953583 U JP 14953583U JP S6059661 U JPS6059661 U JP S6059661U
Authority
JP
Japan
Prior art keywords
switching circuit
line switching
telephone line
telephone
capacitor
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
JP14953583U
Other languages
English (en)
Other versions
JPH0332125Y2 (ja
Inventor
仲田　淳嗣
江原　正光
斉藤　安彦
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP14953583U priority Critical patent/JPS6059661U/ja
Publication of JPS6059661U publication Critical patent/JPS6059661U/ja
Application granted granted Critical
Publication of JPH0332125Y2 publication Critical patent/JPH0332125Y2/ja
Granted legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【図面の簡単な説明】
第１図はさきに考案した電話機の回線切換回路の回路図
、第２図は本考案の一実施例である電話機の回線切換回
路の回路図である。 −計装置Ｎ・・・電話機、ＴＣ・・・通話回路、Ａｓ５
ｓ自己保持形継電器、ａｏ、　　ａｌ、　　ａ２．　、
ａ３・・・自己保持形継電器Ａの接点、ＤＩ、　Ｒ２，
Ｒ３、Ｒ４，Ｒ５・・・ダイオード、Ｒ１，Ｒ２・・・
抵抗器、Ｒ３，Ｈ３Ｉ、Ｈ−３２・・・フックスイッチ
の接点、Ｃ１，Ｃ２・・・コンデンサ、１，２・・・常
用回線、３，４・・・予備回線。 、第１図 第２図

Claims (1)

    【実用新案登録請求の範囲】
  1. “　　　　　２対の電話回線に複数の電話機を自己保持
    形継電器の接点を介し連接接続した電話機の回線切換回
    路において、前記自己保持形継電器の接点及びフックス
    イッチの第１のブレーク接点を介した前記自己保持形継
    電器の復旧回路に直列にコンデンサを挿入し、抵抗器と
    フックスイッチの第２のメーク接点とを直列接続したも
    のを前記コンデンサと並列に接続したことを特徴とする
    電話機の回線切換回路。
JP14953583U 1983-09-29 1983-09-29 電話機の回線切換回路 Granted JPS6059661U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14953583U JPS6059661U (ja) 1983-09-29 1983-09-29 電話機の回線切換回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14953583U JPS6059661U (ja) 1983-09-29 1983-09-29 電話機の回線切換回路

Publications (2)

Publication Number Publication Date
JPS6059661U true JPS6059661U (ja) 1985-04-25
JPH0332125Y2 JPH0332125Y2 (ja) 1991-07-08

Family

ID=30331916

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14953583U Granted JPS6059661U (ja) 1983-09-29 1983-09-29 電話機の回線切換回路

Country Status (1)

Country Link
JP (1) JPS6059661U (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6418324B1 (en) 1995-06-01 2002-07-09 Padcom, Incorporated Apparatus and method for transparent wireless communication between a remote device and host system
US7136645B2 (en) 1998-10-09 2006-11-14 Netmotion Wireless, Inc. Method and apparatus for providing mobile and other intermittent connectivity in a computing environment
US7293107B1 (en) 1998-10-09 2007-11-06 Netmotion Wireless, Inc. Method and apparatus for providing mobile and other intermittent connectivity in a computing environment

Also Published As

Publication number Publication date
JPH0332125Y2 (ja) 1991-07-08

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