| 摘要 |
本发明获得于发热体的供电电路阻断之前使开路电极之间短路的短路元件。本发明的短路元件包括：第1电极11、第2电极12；第1支持电极21，与第1电极11一起支持第1可熔导体14；第2支持电极22，与第2电极12一起支持第2可熔导体15；发热体16；以及第3电极13，经由发热体16及第1可熔导体14而与第1电极11连接；且设置有经由发热体16、第3电极13、第1可熔导体14、及第1电极11对发热体16供电的供电路径3；藉由发热体16的发热而使第1可熔导体14、第2可熔导体15偏向、凝聚于第1电极11、第2电极12侧，藉此使第1电极11、第2电极12短路，之后，将第1电极11、第3电极13之间阻断。; a first supporting electrode 21 supporting a first fusible conductor 14 with the first electrode 11; a second supporting electrode 22 supporting a second fusible conductor 15 with the second electrode 12; the heating element 16; and a third electrode 13 connected to the first electrode 11 through the heating element 16 and the first fusible conductor 14; and a power supply passage 3 is arranged to supply power to the heating element 16 through the heating element 16, the third electrode 13, the first fusible conductor 14, and the first electrode 11; by heating of the heating element 16, the first fusible conductor 14 and the second fusible conductor 15 are deviated, condensed on a side of the first electrode 11 and the second electrode 12 to make a short circuit in the first electrode 11 and the second electrode 12, and then cut off between the first electrode 11 and the third electrode 13. |
