BOARD DEVICE AND ITS MANUFACTURING METHOD

PROBLEM TO BE SOLVED: To prevent a wire disconnection due to a sulfidation of a wiring pattern with a machine oil or the like. SOLUTION: A board device comprises a sulfuration preventive film 8 provided on the upper surface of the wiring pattern 5 on a boundary part of a land and an insulating film...

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Bibliographische Detailangaben
Hauptverfasser:	OSHIMA SHIGENORI, SUGANO HIROMOTO
Format:	Patent
Sprache:	eng
Schlagworte:	CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR ELECTRICITY MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS PRINTED CIRCUITS
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To prevent a wire disconnection due to a sulfidation of a wiring pattern with a machine oil or the like. SOLUTION: A board device comprises a sulfuration preventive film 8 provided on the upper surface of the wiring pattern 5 on a boundary part of a land and an insulating film 6.