JPH01174997U - - Google Patents
Info
- Publication number
- JPH01174997U JPH01174997U JP7253088U JP7253088U JPH01174997U JP H01174997 U JPH01174997 U JP H01174997U JP 7253088 U JP7253088 U JP 7253088U JP 7253088 U JP7253088 U JP 7253088U JP H01174997 U JPH01174997 U JP H01174997U
- Authority
- JP
- Japan
- Prior art keywords
- printed circuit
- circuit board
- view
- board
- perspective
- 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
- 239000010419 fine particle Substances 0.000 claims 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Description
第１図ａ，ｂはこの考案の一実施例であるプリ
ント基板を示す斜視図及び縦断面図、第２図はこ
の考案の他の実施例であるプリント基板を示す斜
視図、第３図ａ，ｂ，ｃはこの考案のさらに他の
実施例であるプリント基板の部分平面図及びＡ−
Ａ線断面図、第４図ａ，ｂは従来のプリント基板
を示す斜視図及び部分断面図である。
図において、１……プリント基板、２……コネ
クタ、３……プリント回路、４……磁性皮膜、５
……絶縁皮膜、６……スルーホール、７……不要
電磁波放射防止器、８……リード線、９……はん
だ、１０……磁性体粒子、１１……接続部品であ
る。
Figures 1a and b are a perspective view and longitudinal sectional view of a printed circuit board that is an embodiment of this invention, Figure 2 is a perspective view of a printed circuit board that is another embodiment of this invention, and Figure 3 a. , b, c are partial plan views of a printed circuit board which is still another embodiment of this invention, and A-
A sectional view taken along line A, and FIGS. 4a and 4b are a perspective view and a partial sectional view showing a conventional printed circuit board. In the figure, 1... printed circuit board, 2... connector, 3... printed circuit, 4... magnetic film, 5
... Insulating film, 6 ... Through hole, 7 ... Unnecessary electromagnetic wave radiation preventer, 8 ... Lead wire, 9 ... Solder, 10 ... Magnetic particles, 11 ... Connecting parts.
Claims (1)
有するプリント基板において、前記プリント回路
の所望部分を、磁性体微粒子を含む磁性皮膜にて
被覆したことを特徴とするプリント基板。 ント基板。[Claims for Utility Model Registration] A printed circuit board having a conductive printed circuit on at least one surface, wherein a desired portion of the printed circuit is coated with a magnetic film containing magnetic fine particles. . board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7253088U JPH01174997U (en) | 1988-05-31 | 1988-05-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7253088U JPH01174997U (en) | 1988-05-31 | 1988-05-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01174997U true JPH01174997U (en) | 1989-12-13 |
Family
ID=31297692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7253088U Pending JPH01174997U (en) | 1988-05-31 | 1988-05-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01174997U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09312489A (en) * | 1996-05-21 | 1997-12-02 | Tokin Corp | EMI countermeasure method |
| JPH10163665A (en) * | 1996-12-05 | 1998-06-19 | Hitachi Ltd | Electronic equipment that suppresses unnecessary radiation |
| JPH10261889A (en) * | 1997-02-05 | 1998-09-29 | Lucent Technol Inc | Ferrite emi filter mountable on printed circuit board |
-
1988
- 1988-05-31 JP JP7253088U patent/JPH01174997U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09312489A (en) * | 1996-05-21 | 1997-12-02 | Tokin Corp | EMI countermeasure method |
| JPH10163665A (en) * | 1996-12-05 | 1998-06-19 | Hitachi Ltd | Electronic equipment that suppresses unnecessary radiation |
| JPH10261889A (en) * | 1997-02-05 | 1998-09-29 | Lucent Technol Inc | Ferrite emi filter mountable on printed circuit board |