JPS6442650U - - Google Patents
Info
- Publication number
- JPS6442650U JPS6442650U JP13770287U JP13770287U JPS6442650U JP S6442650 U JPS6442650 U JP S6442650U JP 13770287 U JP13770287 U JP 13770287U JP 13770287 U JP13770287 U JP 13770287U JP S6442650 U JPS6442650 U JP S6442650U
- Authority
- JP
- Japan
- Prior art keywords
- telephone line
- switch
- telephone
- switching device
- hold
- 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
Links
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案装置の１実施例に於ける回路図
である。
２……交換機、３……第一の電話機、４……第
二の電話機、５……電話回線、６……切換スイツ
チ、１１……保留回路。
FIG. 1 is a circuit diagram of one embodiment of the device of the present invention. 2... Switchboard, 3... First telephone, 4... Second telephone, 5... Telephone line, 6... Transfer switch, 11... Hold circuit.
Claims (1)
換えて使用する際用いられる電話機の切換装置に
於いて、一つの電話回線に接続された複数の電話
機を切換える切換スイツチを設けると共に、電話
回線を保留する保留手段を前記切換スイツチより
交換機側の電話回線に接続して設け、切換スイツ
チ操作時保留手段を動作させることにより電話回
線が開放状態になるのを防止できるようにしたこ
とを特徴とする電話機の切換装置。 In a telephone switching device used to switch between multiple telephones connected to one telephone line, a switch is provided to switch between multiple telephones connected to one telephone line, and the telephone line is put on hold. The telephone is characterized in that a holding means is provided connected to the telephone line on the exchange side from the changeover switch, and the telephone line is prevented from becoming open by operating the hold means when the changeover switch is operated. switching device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13770287U JPS6442650U (en) | 1987-09-09 | 1987-09-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13770287U JPS6442650U (en) | 1987-09-09 | 1987-09-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6442650U true JPS6442650U (en) | 1989-03-14 |
Family
ID=31399365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13770287U Pending JPS6442650U (en) | 1987-09-09 | 1987-09-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6442650U (en) |
-
1987
- 1987-09-09 JP JP13770287U patent/JPS6442650U/ja active Pending
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