JPH02112051U - - Google Patents
Info
- Publication number
- JPH02112051U JPH02112051U JP2052389U JP2052389U JPH02112051U JP H02112051 U JPH02112051 U JP H02112051U JP 2052389 U JP2052389 U JP 2052389U JP 2052389 U JP2052389 U JP 2052389U JP H02112051 U JPH02112051 U JP H02112051U
- Authority
- JP
- Japan
- Prior art keywords
- modular
- jack
- telephone
- attached
- plug
- 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図は本考案の一実施例を示す分解斜視図、
第２図は秘話回路の回路図である。
８は秘話回路、２１はジヤツク本体、５１はプ
ラグ本体である。
FIG. 1 is an exploded perspective view showing an embodiment of the present invention;
FIG. 2 is a circuit diagram of the confidential communication circuit. 8 is a secret circuit, 21 is a jack body, and 51 is a plug body.
Claims (1)
アジヤツクに取り付けて用いるモジユラアダプタ
であつて、上記モジユラジヤツクに装着するプラ
グ部と、モジユラプラグが挿入されるジヤツク部
とを備えると共に、電話回線の電圧が発信あるい
は着信可能状態になる場合に接続された電話機の
送受話器が取り上げられたときその電話機を回線
に接続する秘話回路を備えたモジユラアダプタ。 This modular adapter is used by being attached to a modular jack connected in parallel to one telephone line, and includes a plug part to be attached to the modular jack and a jack part into which the modular plug is inserted. A modular adapter equipped with a secret circuit that connects a connected telephone to the line when the handset of the connected telephone is picked up when the voltage is ready for making or receiving calls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2052389U JPH02112051U (en) | 1989-02-23 | 1989-02-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2052389U JPH02112051U (en) | 1989-02-23 | 1989-02-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02112051U true JPH02112051U (en) | 1990-09-07 |
Family
ID=31236963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2052389U Pending JPH02112051U (en) | 1989-02-23 | 1989-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02112051U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5653850B2 (en) * | 1978-11-24 | 1981-12-22 | ||
| JPS63292852A (en) * | 1987-05-26 | 1988-11-30 | Matsushita Electric Works Ltd | Telephone receptacle |
-
1989
- 1989-02-23 JP JP2052389U patent/JPH02112051U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5653850B2 (en) * | 1978-11-24 | 1981-12-22 | ||
| JPS63292852A (en) * | 1987-05-26 | 1988-11-30 | Matsushita Electric Works Ltd | Telephone receptacle |
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