JPS6447135U - - Google Patents
Info
- Publication number
- JPS6447135U JPS6447135U JP14192487U JP14192487U JPS6447135U JP S6447135 U JPS6447135 U JP S6447135U JP 14192487 U JP14192487 U JP 14192487U JP 14192487 U JP14192487 U JP 14192487U JP S6447135 U JPS6447135 U JP S6447135U
- Authority
- JP
- Japan
- Prior art keywords
- relay terminal
- terminal box
- noise
- cord
- case
- 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
- 230000002265 prevention Effects 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Noise Elimination (AREA)
Description
第１図は本考案の一実施例の外観図、第２図は
本考案装置の適用例、第３図は本考案装置に使用
するフイルタの回路図である。
１……ケース、２……接続端子（局線側）、３
……電話機側プラグ、４……コード、２１……中
継端子箱、２２，２３……端子、２７……コイル
、２８……コンデンサ。
FIG. 1 is an external view of an embodiment of the present invention, FIG. 2 is an application example of the device of the present invention, and FIG. 3 is a circuit diagram of a filter used in the device of the present invention. 1...Case, 2...Connection terminal (office line side), 3
... Telephone side plug, 4 ... Cord, 21 ... Relay terminal box, 22, 23 ... Terminal, 27 ... Coil, 28 ... Capacitor.
Claims (1)
け、一方を電話機本体に直接又はコードを介して
接続し、他方を電話局線に接続するように構成し
た中継端子箱において、前記ケース内部に特定周
波数領域を阻止するフイルタを設けたことを特徴
とする雑音防止用中継端子箱。 In a relay terminal box configured such that connection terminals are provided on both sides or inside the case, one is connected directly to the telephone body or via a cord, and the other is connected to the central office line, A relay terminal box for noise prevention, characterized by being provided with a filter that blocks noise.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14192487U JPS6447135U (en) | 1987-09-17 | 1987-09-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14192487U JPS6447135U (en) | 1987-09-17 | 1987-09-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6447135U true JPS6447135U (en) | 1989-03-23 |
Family
ID=31407422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14192487U Pending JPS6447135U (en) | 1987-09-17 | 1987-09-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6447135U (en) |
-
1987
- 1987-09-17 JP JP14192487U patent/JPS6447135U/ja active Pending
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