Electricity: electrical systems and devices – Miscellaneous
Patent
1989-12-05
1991-07-09
Picard, Leo P.
Electricity: electrical systems and devices
Miscellaneous
174 35R, 361391, 361394, 361397, 361399, H05K 900
Patent
active
050310763
ABSTRACT:
A multifunctional card comprising a substrate having a semiconductor circuit, and a housing, made of an insulating material, for housing the substrate, wherein the housing comprises two pieces of housing halves to be fitted to contain the substrate therein, and a conductive member is arranged in the housing along a seam between the housing halves so as to surround the substrate and to be electrically connected to a ground portion of the substrate.
REFERENCES:
patent: 3603845 (1971-09-01), Beers
patent: 4300016 (1981-11-01), Bergeron et al.
patent: 4667266 (1987-05-01), Masuoka et al.
patent: 4858070 (1989-08-01), Buron et al.
patent: 4872091 (1989-10-01), Mamiwa et al.
E. I. Du Pont de Nemours and Company
Picard Leo P.
Sparks Donald A.
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