CONTACT ASSEMBLY FOR ELECTRICAL DEVICES AND METHOD FOR MAKING
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United States of America
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Feb 6, 2020
app pub date -
Oct 12, 2019
filing date -
Oct 12, 2019
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Abstract
A contact assembly for an electrical device and a method for making such an assembly are presented. The contact assembly comprises a substrate and a contact material disposed on the substrate. The contact material comprises a composite material comprising a refractory material and a matrix material. The matrix material has a higher ductility than the refractory material. The composite material further comprises a core region and an outer region bounding the core region, the core region having a higher concentration of the refractory material than the outer region. The method applies cold spraying a blended feedstock to produce a layer that includes the composite material described above..
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