Title:
MAGNETIC SHIELD SHEET
Document Type and Number:
WIPO Patent Application WO/2019/092806
Kind Code:
A1
Abstract:
The objective of the invention is to provide an improved magnetic shield sheet. This magnetic shield sheet comprises a plurality of flat magnetic material pieces provided with through-holes and an air-permeable cover covering the plurality of magnetic materials. It is especially preferable for the plurality of magnetic material pieces to be provided with the through-holes at an area ratio of 0.1 to 30% in terms of the proportion of through-hole area relative to the total area.
Inventors:
HIRAYAMA YUICHI (JP)
SAITO TAKESHI (JP)
SAITO TAKESHI (JP)
Application Number:
PCT/JP2017/040258
Publication Date:
May 16, 2019
Filing Date:
November 08, 2017
Export Citation:
Assignee:
BUTLER AUTO CO LTD (JP)
International Classes:
H05K9/00
Domestic Patent References:
| WO2008044414A1 | 2008-04-17 |
Foreign References:
| JPH1065388A | 1998-03-06 | |||
| JP2004124276A | 2004-04-22 | |||
| JP2000323887A | 2000-11-24 | |||
| JP2016536793A | 2016-11-24 |
Attorney, Agent or Firm:
ORISAKA Shigeki (JP)
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