Stock material or miscellaneous articles – All metal or with adjacent metals – Having aperture or cut
Patent
1988-03-17
1989-05-09
Zimmerman, John J.
Stock material or miscellaneous articles
All metal or with adjacent metals
Having aperture or cut
428613, 428662, 428137, 428930, 174 35MS, H05K 900
Patent
active
048289310
ABSTRACT:
A superconductor for magnetic field shielding comprising a substrate, at least one superconductor film layer, which is laminated on the substrate, and a plurality of small holes 2 which pass through the substrate and the superconductor film layer, wherein the thickness of the superconductor film layer is 100 .mu.m or less.
The superconductor of the present invention uses both superconductive shielding and electromagnetic shielding to deliver extremely high magnetic shielding performance.
REFERENCES:
patent: H39 (1986-03-01), Gubser et al.
patent: 3440336 (1969-04-01), Boyner
patent: 3443021 (1969-05-01), Schrader
patent: 3603716 (1971-09-01), Koren et al.
patent: 4408255 (1983-10-01), Adkins
patent: 4678699 (1987-07-01), Kritchevsky et al.
Inoue Masaru
Ogawa Souichi
Sugioka Takao
Koatsu Gas Kogyo Co. Ltd.
Osaka Prefecture
Zimmerman John J.
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