JPS6244548U - - Google Patents

Info

Publication number
JPS6244548U
JPS6244548U JP13671985U JP13671985U JPS6244548U JP S6244548 U JPS6244548 U JP S6244548U JP 13671985 U JP13671985 U JP 13671985U JP 13671985 U JP13671985 U JP 13671985U JP S6244548 U JPS6244548 U JP S6244548U
Authority
JP
Japan
Prior art keywords
outside line
switch
disconnected
button
protection switch
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.)
Pending
Application number
JP13671985U
Other languages
English (en)
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 filed Critical
Priority to JP13671985U priority Critical patent/JPS6244548U/ja
Publication of JPS6244548U publication Critical patent/JPS6244548U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Sub-Exchange Stations And Push- Button Telephones (AREA)

Description

【図面の簡単な説明】
第1図は、本考案のキーテレホン操作部のブロ
ツク図、第2図は、外線切断動作を示す説明図、
そして、第3図は、従来のキーテレホン操作部の
ブロツク図である。 1:フツクキー、2:受話器、3:外線ボタン
、4:外線保留ボタン、5:ダイヤル、6:外線
保護スイツチ、7:外線切断許可ボタン。

Claims (1)

    【実用新案登録請求の範囲】
  1. 外線保留ボタンを押しておかないと、フツクス
    イツチの切断にて外線が切断されるキーテレホン
    において、外線保護スイツチと、該外線保護スイ
    ツチがONのときはフツクスイツチと共に押下げ
    なければ外線が切断されないようにする外線切断
    許可ボタンを設けたことを特徴とするキーテレホ
    ン。
JP13671985U 1985-09-06 1985-09-06 Pending JPS6244548U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13671985U JPS6244548U (ja) 1985-09-06 1985-09-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13671985U JPS6244548U (ja) 1985-09-06 1985-09-06

Publications (1)

Publication Number Publication Date
JPS6244548U true JPS6244548U (ja) 1987-03-18

Family

ID=31040095

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13671985U Pending JPS6244548U (ja) 1985-09-06 1985-09-06

Country Status (1)

Country Link
JP (1) JPS6244548U (ja)

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