发明授权
US4458969A Membrane switch with means for preventing silver migration 失效
膜开关,具有防止银迁移的手段

Membrane switch with means for preventing silver migration
摘要:
In a membrane switch having at least one silver conductive lead terminating at a termination point for connection to an electrical connector, the improvement comprising a strip of non-migrating, conductive material applied over said conductive lead at least in a region adjacent to said termination point and extending a distance beyond the termination point of said conductive lead for receipt of said electrical connector affixed to and in electrical contact with said strip of non-migrating, conductive material at the extended portion thereof.
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