JP2847771B2 - Unwanted radiation prevention method - Google Patents
Unwanted radiation prevention methodInfo
- Publication number
- JP2847771B2 JP2847771B2 JP1170209A JP17020989A JP2847771B2 JP 2847771 B2 JP2847771 B2 JP 2847771B2 JP 1170209 A JP1170209 A JP 1170209A JP 17020989 A JP17020989 A JP 17020989A JP 2847771 B2 JP2847771 B2 JP 2847771B2
- Authority
- JP
- Japan
- Prior art keywords
- display unit
- main body
- unit
- prevention method
- unwanted radiation
- 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.)
- Expired - Fee Related
Links
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Description
【発明の詳細な説明】 産業上の利用分野 本発明は、表示部一体型のコンピュータ装置、特に主
回路基板を収容する本体部に回動可能に取りつけられた
表示部を持つコンピュータ装置の不要輻射を低減する方
法に関するものである。Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an unnecessary radiation of a computer device having a display unit integrated therein, particularly a computer device having a display unit rotatably mounted on a main body unit accommodating a main circuit board. And a method for reducing the amount.
従来の技術 従来、この種の機器の表示部と本体部との電気的な接
続には、例えば第3図のように、表示部1と本体部3を
数本の銅線を撚合わせたアース線5で接続する方法や、
第3図のように回動するアース接点2aとアース板バネ6
を組み合わせた方法等があるが、これらの方法では2ブ
ロック間の高周波インピーダンスを十分低減することが
できない。2. Description of the Related Art Conventionally, for electrical connection between a display unit and a main unit of this type of device, for example, as shown in FIG. 3, the display unit 1 and the main unit 3 are grounded by twisting several copper wires. How to connect with line 5,
The ground contact 2a and the ground leaf spring 6 which rotate as shown in FIG.
However, these methods cannot sufficiently reduce the high-frequency impedance between the two blocks.
発明が解決しようとする課題 従来の方式では、不要輻射防止効果が十分とは云えな
い場合が多く、また、構造上大きくなる原因と成ってお
り、表示部の可動角度範囲を大きく保ち、小スペースに
構成し、表示部と本体部のブロック間を高周波インピー
ダンスが如何に少なくなるように接続するかが構造上の
大きな問題となっていた。Problems to be Solved by the Invention In the conventional method, the effect of preventing unnecessary radiation is often not sufficient, and this is also a cause of an increase in structure. The connection between the display unit and the block of the main unit so as to reduce the high-frequency impedance has been a major structural problem.
課題を解決するための手段 本発明は上記問題点を解決するため、可撓性があり表
面積の大きい導体を得るため、薄いシート状の導体を使
用し、高周波インピーダンスが生じ不要輻射の原因とな
る2ブロック間を接続するものである。Means for Solving the Problems In order to solve the above problems, the present invention uses a thin sheet-shaped conductor in order to obtain a conductor that is flexible and has a large surface area, causes high-frequency impedance, and causes unnecessary radiation. It connects two blocks.
その導体の一つとして繊維で織った布の表面を金属処
理した導電布を使用するものである。As one of the conductors, a conductive cloth obtained by metal-treating the surface of a cloth woven with fibers is used.
作 用 本発明は上記した構成により、構造的に小スペースに
収容することが出来、かつ、大きな不要輻射防止効果を
得るため幅広く接続する構造を得る事ができる。Operation With the above-described configuration, the present invention can be structurally housed in a small space, and can obtain a wide connection structure for obtaining a large unnecessary radiation prevention effect.
実施例 第1図及び第2図は本発明の本体部と表示部との間を
導電布を用いて接続した一実施例である。Embodiment FIGS. 1 and 2 show an embodiment in which a main body and a display according to the present invention are connected by using a conductive cloth.
第1図は表示部と本体部を説明の都合上少し離して図
示したものであり、第2図は可動部の略図を示したもの
である。FIG. 1 shows the display section and the main body section a little apart for convenience of explanation, and FIG. 2 shows a schematic view of the movable section.
第2図において、表示部1はAの位置からBの位置ま
で角度θだけ回転可能な構造になっている。In FIG. 2, the display unit 1 has a structure rotatable by an angle θ from a position A to a position B.
1aは表示部1、3bは本体部3の電気的なグランドにな
っている点を示している。1a shows that the display unit 1 and 3b are the electrical grounds of the main unit 3.
導電布7は表面を金属メッキし電気的導通処理した薄
膜の可撓性の大きい幅広のシートであり、表示部1のグ
ランド1aと、本体部3のグランド3bに電気的に接続され
ている。The conductive cloth 7 is a thin, flexible and wide sheet of a thin film whose surface is metal-plated and subjected to an electrical conduction treatment, and is electrically connected to the ground 1a of the display unit 1 and the ground 3b of the main unit 3.
導電布7の幅bは不要輻射防止効果に大きく影響する
要素であるが、必要十分に広幅を採用出来る構造に成っ
ている。The width b of the conductive cloth 7 is a factor that greatly affects the effect of preventing unnecessary radiation, but has a structure in which a sufficiently large width can be adopted.
本発明においては、ナイロン織布に銀メッキした電気
抵抗値0.3Ω/cm,厚さ0.15mm,幅150mmの導電布を使用し
たが大きな不要輻射防止効果を得ることができ、また、
柔軟性が大きいので表示部と本体部接続部の構造を小ス
ペースに納める事ができた。In the present invention, an electrical resistance value of 0.3 Ω / cm, a thickness of 0.15 mm, and a width of 150 mm, which is a silver-plated nylon woven cloth, is used, but a large unnecessary radiation preventing effect can be obtained.
Because of its high flexibility, the structure of the display unit and the connection unit of the main unit can be stored in a small space.
本発明は表示部1と本体部3を接続する導体として金
属メッキした導電布を採用したが、フレキシブルな薄板
状の導体であれば導電布に限ったものではない。In the present invention, a metal-plated conductive cloth is used as a conductor for connecting the display unit 1 and the main body 3, but the conductive cloth is not limited to a conductive cloth as long as it is a flexible thin plate-shaped conductor.
発明の効果 本発明によれば、表示部と本体部の各電気的グランド
の接続は幅の広い導体で接続されているため、ブロック
間の高周波は少なくする事が出来、大きな不要輻射防止
効果を得ることが出来る。According to the present invention, the connection between the electric ground of the display unit and the electric ground of the main unit is connected by a wide conductor, so that the high frequency between the blocks can be reduced, and a large unnecessary radiation preventing effect can be obtained. Can be obtained.
また、板状で可撓性が大きいので狭い隙間に収納する
ことが出来、機器の形状寸法も小型に納めることが出来
る。In addition, since it is plate-shaped and has high flexibility, it can be stored in a narrow gap, and the size and dimensions of the device can be reduced.
第1図は本発明の一実施例におけるコンピュータ装置の
表示部を本体部から少し離して表示した図、第2図は同
実施例におけるコンピュータ装置の表示部と本体部間の
可動部の略図、第3図は従来例におけるコンピュータ装
置の表示部を本体部から少し離して表示した図である。 2……回転軸、4……信号線、7……導電布。FIG. 1 is a diagram showing a display unit of a computer device according to an embodiment of the present invention at a distance from the main unit, FIG. 2 is a schematic diagram of a movable unit between the display unit and the main unit of the computer device in the embodiment, FIG. 3 is a diagram in which a display unit of a computer device according to a conventional example is displayed slightly away from a main body unit. 2 ... rotating shaft, 4 ... signal line, 7 ... conductive cloth.
───────────────────────────────────────────────────── フロントページの続き (72)発明者 石井 恒雄 大阪府門真市大字門真1006番地 松下電 器産業株式会社内 (72)発明者 藤居 健三 大阪府門真市大字門真1006番地 松下電 器産業株式会社内 (72)発明者 仲松 俊明 大阪府門真市大字門真1006番地 松下電 器産業株式会社内 (56)参考文献 特開 昭62−182821(JP,A) (58)調査した分野(Int.Cl.6,DB名) G06F 1/16 G06F 15/02 301──────────────────────────────────────────────────の Continued on the front page (72) Inventor Tsuneo Ishii 1006 Kazuma Kadoma, Osaka Prefecture Inside Matsushita Electric Industrial Co., Ltd. (72) Inventor Toshiaki Nakamatsu 1006 Kadoma, Kazuma, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. (56) References JP-A-62-182821 (JP, A) (58) Fields investigated (Int. . 6, DB name) G06F 1/16 G06F 15/02 301
Claims (1)
体部に回動可能に取りつけられた表示部を持った小型コ
ンピュータ装置において、前記表示部と前記本体部と
を、表面に金属メッキ等をすることにより電気的な導電
処理をした織布で接続することを特徴とする不要輻射防
止方法。A small computer device having a main body for accommodating a main circuit board and the like, and a display rotatably mounted on the main body, wherein the display and the main body are made of metal on the surface. A method for preventing unnecessary radiation, characterized in that the connection is made with a woven fabric that has been subjected to an electrical conductive treatment by plating or the like.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1170209A JP2847771B2 (en) | 1989-06-30 | 1989-06-30 | Unwanted radiation prevention method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1170209A JP2847771B2 (en) | 1989-06-30 | 1989-06-30 | Unwanted radiation prevention method |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0335308A JPH0335308A (en) | 1991-02-15 |
JP2847771B2 true JP2847771B2 (en) | 1999-01-20 |
Family
ID=15900692
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1170209A Expired - Fee Related JP2847771B2 (en) | 1989-06-30 | 1989-06-30 | Unwanted radiation prevention method |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2847771B2 (en) |
-
1989
- 1989-06-30 JP JP1170209A patent/JP2847771B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0335308A (en) | 1991-02-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |