JP5755023B2 - 電磁波シールド構造 - Google Patents
電磁波シールド構造 Download PDFInfo
- Publication number
- JP5755023B2 JP5755023B2 JP2011111782A JP2011111782A JP5755023B2 JP 5755023 B2 JP5755023 B2 JP 5755023B2 JP 2011111782 A JP2011111782 A JP 2011111782A JP 2011111782 A JP2011111782 A JP 2011111782A JP 5755023 B2 JP5755023 B2 JP 5755023B2
- Authority
- JP
- Japan
- Prior art keywords
- conductive coating
- coating material
- ferromagnetic
- shielding gasket
- main body
- 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.)
- Active
Links
- 239000000463 material Substances 0.000 claims description 129
- 239000011248 coating agent Substances 0.000 claims description 124
- 238000000576 coating method Methods 0.000 claims description 124
- 239000011162 core material Substances 0.000 claims description 47
- 239000003302 ferromagnetic material Substances 0.000 claims description 40
- 230000005294 ferromagnetic effect Effects 0.000 claims description 29
- 229910052751 metal Inorganic materials 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 description 22
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 22
- 238000012360 testing method Methods 0.000 description 21
- 230000005291 magnetic effect Effects 0.000 description 19
- 238000000034 method Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 13
- 239000011888 foil Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 9
- 239000004020 conductor Substances 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- 229910052802 copper Inorganic materials 0.000 description 7
- 239000010949 copper Substances 0.000 description 7
- 229910001335 Galvanized steel Inorganic materials 0.000 description 6
- 238000011156 evaluation Methods 0.000 description 6
- 239000008397 galvanized steel Substances 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 238000004804 winding Methods 0.000 description 6
- 230000035699 permeability Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000007747 plating Methods 0.000 description 4
- 125000006850 spacer group Chemical group 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 206010016256 fatigue Diseases 0.000 description 3
- 229920002799 BoPET Polymers 0.000 description 2
- 239000004831 Hot glue Substances 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 239000011496 polyurethane foam Substances 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Images
Landscapes
- Gasket Seals (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Description
ここで、加工性、形状保持性、疲労特性などを重視すれば、導電性被覆材の複数層の合計厚みは、アルミニウムの場合は、17μm以下、銅の場合は14μm以下が望ましい。
3………芯材
5a、5b………導電性被覆材
7………両面テープ
9………導電材
11………樹脂フィルム
13………接着剤
21、23………強磁性体
30………筐体
31………蓋部
33………本体部
35………電気機器
40………試験体保持具
41a、41b………亜鉛メッキ鋼板
43………スペーサ
45………スリット
47………試験体
49………強磁性体
50、60………測定装置
51、61………送信用アンテナ
53、63………受信用アンテナ
Claims (1)
- 本体部と蓋部とを有する金属製の筐体と、
前記筐体の内部に配置される電気機器と、
前記蓋部と前記本体部との隙間に設けられる電磁波シールドガスケットと、
を具備し、
前記電磁波シールドガスケットは、
弾性体である芯材と、
前記芯材の外周に設けられ、断面において、全周に渡って少なくとも2層以上に形成される導電性被覆材と、
前記導電性被覆材の2層以上の層の間に挟まれるように前記電磁波シールドガスケットの両側面に設けられた強磁性体と、を有し、
前記強磁性体は、前記蓋部と前記本体部との隙間で圧縮される前記電磁波シールドガスケットの圧縮方向と一致する方向のそれぞれの側面における厚み方向の略中央に位置して、前記蓋部を前記本体部に被冠して弾性体が圧縮されたときに、前記強磁性体が前記蓋部と前記本体部との隙間と略同一の寸法で形成されることを特徴とする電磁波シールド構造。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011111782A JP5755023B2 (ja) | 2011-05-18 | 2011-05-18 | 電磁波シールド構造 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011111782A JP5755023B2 (ja) | 2011-05-18 | 2011-05-18 | 電磁波シールド構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012243914A JP2012243914A (ja) | 2012-12-10 |
JP5755023B2 true JP5755023B2 (ja) | 2015-07-29 |
Family
ID=47465301
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011111782A Active JP5755023B2 (ja) | 2011-05-18 | 2011-05-18 | 電磁波シールド構造 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5755023B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7485346B2 (ja) | 2020-06-30 | 2024-05-16 | 北川工業株式会社 | コンタクト部材 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2972305B2 (ja) * | 1989-11-29 | 1999-11-08 | 日本電気株式会社 | 電磁遮へい体および電磁遮へい用筐体 |
JPH04317399A (ja) * | 1991-04-16 | 1992-11-09 | Nec Corp | 電磁遮へい体 |
JPH0810231Y2 (ja) * | 1991-07-03 | 1996-03-27 | 北川工業株式会社 | 広周波数帯シールド用部材 |
JPH05243786A (ja) * | 1992-02-28 | 1993-09-21 | Nec Corp | 電磁遮へい体 |
JP2690684B2 (ja) * | 1994-04-14 | 1997-12-10 | 北川工業株式会社 | 縫製電磁波シールド材 |
JP2842856B2 (ja) * | 1996-09-12 | 1999-01-06 | 群馬日本電気株式会社 | 電磁波シールド用ガスケット |
JPH10326989A (ja) * | 1997-05-26 | 1998-12-08 | Seiwa Electric Mfg Co Ltd | 電磁波シールドガスケット |
JP2000124654A (ja) * | 1998-10-15 | 2000-04-28 | Kitagawa Ind Co Ltd | 電磁波シールド用ガスケット |
JP2008078368A (ja) * | 2006-09-21 | 2008-04-03 | Nippon Shizai Kk | 難燃性汎用電子部材 |
JP2010283008A (ja) * | 2009-06-02 | 2010-12-16 | Zippertubing (Japan) Ltd | 電磁波シールドガスケット |
-
2011
- 2011-05-18 JP JP2011111782A patent/JP5755023B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2012243914A (ja) | 2012-12-10 |
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