JPS6429896U - - Google Patents
Info
- Publication number
- JPS6429896U JPS6429896U JP12530787U JP12530787U JPS6429896U JP S6429896 U JPS6429896 U JP S6429896U JP 12530787 U JP12530787 U JP 12530787U JP 12530787 U JP12530787 U JP 12530787U JP S6429896 U JPS6429896 U JP S6429896U
- Authority
- JP
- Japan
- Prior art keywords
- printed circuit
- circuit board
- electromagnetic
- shield cover
- shielding device
- 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
- 239000004020 conductor Substances 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 238000005476 soldering Methods 0.000 claims 1
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Description
第１図はこの考案の一実施例を示す斜視図、第
２図は第１図に示す装置の部分断面図、第３図は
従来の装置の一例を示す断面図。
１はシールドカバー、２はプリント基板、３は
導電性パターン、４はブレード、５は電子部品、
６はネジ、７はガイド。なお、各図中同一符号は
同一又は相当部分を示すものとする。
FIG. 1 is a perspective view showing an embodiment of this invention, FIG. 2 is a partial sectional view of the device shown in FIG. 1, and FIG. 3 is a sectional view showing an example of a conventional device. 1 is a shield cover, 2 is a printed circuit board, 3 is a conductive pattern, 4 is a blade, 5 is an electronic component,
6 is a screw, 7 is a guide. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
電子部品を実装したプリント基板の周囲を導電性
材質で囲い、電磁波の遮断を行うプリント基板の
電磁波シールド装置において、 プリント基板の電子部品を実装した面に、この
面を覆い周囲を上記プリント基板にネジ止めした
導電性のシールドカバーと、 上記プリント基板の半田付け面のスルーホール
を除く全面に接着された導電性パターンと、 上記シールドカバーと上記導電性パターンとを
電気的に接続して接地する手段とを備えたことを
特徴とするプリント基板の電磁波シールド装置。 (2) シールドカバーは所定の周波数以下の周波
数の電磁波を遮断する大きさの冷却用の穴を備え
たことを特徴とする実用新案登録請求の範囲第１
項記載のプリント基板の電磁波シールド装置。[Scope of Claim for Utility Model Registration] (1) In an electromagnetic wave shielding device for a printed circuit board that blocks electromagnetic waves by surrounding the printed circuit board on which electronic components, which are a source of electromagnetic noise in electronic equipment, are mounted, with a conductive material, On the surface of the board on which electronic components are mounted, there is a conductive shield cover that covers this surface and is screwed to the printed circuit board, and a conductive pattern that is glued to the entire surface of the printed circuit board except for the through-holes on the soldering surface. An electromagnetic wave shielding device for a printed circuit board, comprising: a means for electrically connecting and grounding the shield cover and the conductive pattern. (2) Utility model registration claim 1, characterized in that the shield cover is provided with cooling holes sized to block electromagnetic waves with frequencies below a predetermined frequency.
An electromagnetic shielding device for a printed circuit board as described in .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12530787U JPS6429896U (en) | 1987-08-18 | 1987-08-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12530787U JPS6429896U (en) | 1987-08-18 | 1987-08-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6429896U true JPS6429896U (en) | 1989-02-22 |
Family
ID=31375798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12530787U Pending JPS6429896U (en) | 1987-08-18 | 1987-08-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6429896U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0621675A (en) * | 1992-04-10 | 1994-01-28 | Internatl Business Mach Corp <Ibm> | Board cooling system provided with air- mixer cooling plate |
| JP2009283532A (en) * | 2008-05-20 | 2009-12-03 | Yokogawa Electric Corp | Shield case |
-
1987
- 1987-08-18 JP JP12530787U patent/JPS6429896U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0621675A (en) * | 1992-04-10 | 1994-01-28 | Internatl Business Mach Corp <Ibm> | Board cooling system provided with air- mixer cooling plate |
| JP2009283532A (en) * | 2008-05-20 | 2009-12-03 | Yokogawa Electric Corp | Shield case |
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