High resistance precision chip resistor of metal sheet structure high power

The utility model discloses a high resistance precision chip resistor of metal sheet structure high power, including resistance metallic object and electrode metallic object, the seam crossing of electrode metallic object is connected through welding, forging and pressing, high temperature butt fusi...

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Bibliographische Detailangaben
Hauptverfasser: ZHAI-RONG XUHUA, YAN RUIZHI, YAN QIONGZHANG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model discloses a high resistance precision chip resistor of metal sheet structure high power, including resistance metallic object and electrode metallic object, the seam crossing of electrode metallic object is connected through welding, forging and pressing, high temperature butt fusion, the chemistry welded or viscidity conducting material bonds mode in the both ends of resistance metallic object, and the surface coating of resistance metallic object has an one deck insulating layer, and the surface coating of electrode metallic object has an one deck welded metal level of being convenient for, and this metal level forms electrode, and the both ends of resistance metallic object and electrode metallic object are stagger connection from top to bottom. This scheme does not need to dispel the heat additionally by the way the metallic object again, can gain the heat conductivility and good and effectively form the thermal balance that electrical resistance device produced in power -on process to r