| 摘要 |
PROBLEM TO BE SOLVED: To provide a joint structure of an aluminum wire which suppresses the amount of heat generation upon occurrence of disconnection, and can blow a fuse by feeding a large current upon occurrence of short circuit fault.SOLUTION: A wire bundle is obtained by bundling a plurality of aluminum strands 22 of aluminum material, and a coating 21 is applied around the wire bundle thus producing an aluminum wire 20. In the joint structure of the aluminum wire for joining the aluminum strands 22, the plurality of aluminum strands 22 are joined by ultrasonic welding, at at least one point of the aluminum wire 20. |
