Complex Protection Element

To provide a complex protection element in which cohesion of a fusible element is induced by a circular or oval fusing induction part disposed just below the fusible element so as to improve fusing efficiency. A complex protection element includes: a substrate; at least one pair of resistive termina...

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Bibliographische Detailangaben
Hauptverfasser: KWON HYUK-JAE, KANG DOO-WON, KIM HYUNANG, KIM KWANG-BEOM, YUN SAENG-SOO
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:To provide a complex protection element in which cohesion of a fusible element is induced by a circular or oval fusing induction part disposed just below the fusible element so as to improve fusing efficiency. A complex protection element includes: a substrate; at least one pair of resistive terminals provided on the substrate; a pair of fuse terminals provided on the substrate; at least one resistive element provided on the resistive terminals; one fusible element provided on the fuse terminals; a fusing induction part disposed just below the central region of the fusible element to concentrate heat upon the fusible element when the resistive element generates heat; and a switching element controlling flow of current to the resistive element if overvoltage is applied. The fusing induction part is formed in a circular or oval shape so that, when the fusible element is melted, the molten fusible element is cohered in the centripetal direction.