JPH044712U - - Google Patents
Info
- Publication number
- JPH044712U JPH044712U JP4567190U JP4567190U JPH044712U JP H044712 U JPH044712 U JP H044712U JP 4567190 U JP4567190 U JP 4567190U JP 4567190 U JP4567190 U JP 4567190U JP H044712 U JPH044712 U JP H044712U
- Authority
- JP
- Japan
- Prior art keywords
- noise filter
- flanges
- telephone lines
- winding
- windings
- 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
- 238000004804 winding Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Coils Or Transformers For Communication (AREA)
- Filters And Equalizers (AREA)
- Interface Circuits In Exchanges (AREA)
- Noise Elimination (AREA)
Description
第１図は本考案の第１の実施例を示す電話回線
用ノイズフイルタの外観斜視図。第２図は本考案
の第２の実施例を示す電話回線用ノイズフイルタ
の分解斜視図。第３図は本考案に係わる電話回線
用ノイズフイルタの電気的等価回路図。第４図は
従来の一例の電話回線用ノイズフイルタの外観斜
視図である。
１，２，３，４，５，６，７，８，４１，４２
，４３，４４，４５，４６，４７，４８……ピン
端子、９，２９……締具、１０，１１，２２，４
９……巻枠、１２，２１……ＵＵ形閉磁路磁心、
１３，２３，５０……巻芯、１４，２４，５３…
…両端鍔、１５……中央鍔、１７，２６，５１…
…巻線、１８，１９，２７，５４……コイル、２
５……板端子、２８……磁脚、３１，３２，３３
，３４，３５，３６，３７，３８……端子、５２
……ＥＥ型閉磁路磁心、Ｌ……インダクタ。
FIG. 1 is an external perspective view of a telephone line noise filter showing a first embodiment of the present invention. FIG. 2 is an exploded perspective view of a telephone line noise filter showing a second embodiment of the present invention. FIG. 3 is an electrical equivalent circuit diagram of the telephone line noise filter according to the present invention. FIG. 4 is an external perspective view of an example of a conventional telephone line noise filter. 1, 2, 3, 4, 5, 6, 7, 8, 41, 42
, 43, 44, 45, 46, 47, 48... Pin terminal, 9, 29... Fastener, 10 , 11 , 22 , 4
9 ... Winding frame, 12, 21... UU type closed magnetic circuit core,
13, 23, 50... core, 14, 24, 53...
...Both end tsuba, 15...Central tsuba, 17, 26, 51...
... Winding wire, 18 , 19 , 27 , 54 ... Coil, 2
5...Plate terminal, 28...Magnetic leg, 31, 32, 33
, 34, 35, 36, 37, 38... terminal, 52
...EE type closed magnetic circuit magnetic core, L...inductor.
Claims (1)
前記両端鍔に２個の端子をそれぞれ設けた巻枠に
、２個の巻線をバイフアイラ巻きに施して形成し
たコイルの２組を、ロ字状に形成した分割型閉磁
路磁心の対向する磁脚に貫通させてなる電話回線
用ノイズフイルタ。 ２ 請求項第１項記載の電話回線用ノイズフイル
タに於て、巻枠は中央鍔を有せず、２個の両端鍔
のみ有し、且つ２組のコイルは、２個の巻線をそ
れぞれ一層だけバイフアイラ巻きに施したことを
特徴とする電話回線用ノイズフイルタ。[Claims for Utility Model Registration] 1. The winding core has two end flanges and one center flanges,
Two sets of coils are formed by bifilar winding two windings on a winding frame each having two terminals on the flanges at both ends, and the opposite magnetic cores are formed in a square-shaped split closed magnetic circuit core. A noise filter for telephone lines that passes through the legs. 2. In the noise filter for telephone lines according to claim 1, the winding frame does not have a center flange, but has only two end flange, and the two sets of coils each have two windings. A noise filter for telephone lines characterized by having only one layer of bifila wrapped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4567190U JPH044712U (en) | 1990-04-26 | 1990-04-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4567190U JPH044712U (en) | 1990-04-26 | 1990-04-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH044712U true JPH044712U (en) | 1992-01-16 |
Family
ID=31560059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4567190U Pending JPH044712U (en) | 1990-04-26 | 1990-04-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH044712U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007335526A (en) * | 2006-06-13 | 2007-12-27 | Mitsubishi Electric Corp | Common mode choke coil, outlet plug, outlet adapter, table tap, and wiring adapter |
-
1990
- 1990-04-26 JP JP4567190U patent/JPH044712U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007335526A (en) * | 2006-06-13 | 2007-12-27 | Mitsubishi Electric Corp | Common mode choke coil, outlet plug, outlet adapter, table tap, and wiring adapter |
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