JPH03124612U - - Google Patents
Info
- Publication number
- JPH03124612U JPH03124612U JP3385190U JP3385190U JPH03124612U JP H03124612 U JPH03124612 U JP H03124612U JP 3385190 U JP3385190 U JP 3385190U JP 3385190 U JP3385190 U JP 3385190U JP H03124612 U JPH03124612 U JP H03124612U
- Authority
- JP
- Japan
- Prior art keywords
- wiring board
- printed wiring
- electromagnetic shielding
- small
- attached
- 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
Landscapes
- Regulation Of General Use Transformers (AREA)
- Coils Or Transformers For Communication (AREA)
Description
第１図〜第３図は本考案の小型トランス電磁シ
ールドカバー基本構成実施例断面図であり、トラ
ンス本体とシールドカバー、プリント配線基板の
関係を示す。第１図は部分シールドの断面図、第
２図は全体シールドの断面図、第３図は二重（複
数）シールドの断面図である。
…プリント配線基板、…小型トランス、
…シールドカバー、Ｇ…磁気的空隙。
1 to 3 are cross-sectional views of an embodiment of the basic configuration of a small transformer electromagnetic shielding cover of the present invention, showing the relationship between the transformer body, the shielding cover, and the printed wiring board. FIG. 1 is a sectional view of a partial shield, FIG. 2 is a sectional view of the entire shield, and FIG. 3 is a sectional view of a double (plural) shield. ...Printed wiring board, ...small transformer,
...Shield cover, G...Magnetic air gap.
Claims (1)
トランスと同じくプリント配線基板に取り付
け接地されたシールドカバーは互いにプリント
配線基板を介して磁気的空隙Ｇを設けて単独又
は複数重ねに電磁シールドしたことを特徴とする
小型トランス電磁シールド法に関するものである
。 A small transformer attached and wired to the printed wiring board and a shield cover attached to the printed wiring board and grounded similarly are characterized in that a magnetic gap G is provided between them via the printed wiring board to provide electromagnetic shielding either singly or in multiple layers. It concerns the electromagnetic shielding method for small transformers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3385190U JPH03124612U (en) | 1990-03-30 | 1990-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3385190U JPH03124612U (en) | 1990-03-30 | 1990-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03124612U true JPH03124612U (en) | 1991-12-17 |
Family
ID=31537831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3385190U Pending JPH03124612U (en) | 1990-03-30 | 1990-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03124612U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013182911A (en) * | 2012-02-29 | 2013-09-12 | Audio Technica Corp | Transformer for microphone |
| WO2018216466A1 (en) * | 2017-05-23 | 2018-11-29 | 株式会社オートネットワーク技術研究所 | Coil device, coil device with substrate, and electrical connection box |
-
1990
- 1990-03-30 JP JP3385190U patent/JPH03124612U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013182911A (en) * | 2012-02-29 | 2013-09-12 | Audio Technica Corp | Transformer for microphone |
| WO2018216466A1 (en) * | 2017-05-23 | 2018-11-29 | 株式会社オートネットワーク技術研究所 | Coil device, coil device with substrate, and electrical connection box |