Patent ID: 7777133
Filing Date: 2010-08-17
Classification: H01R,Y10T

Abstract:
1. A joint structure of electric wires, comprising: a copper wire which includes a conductor formed of copper; an aluminum wire which includes a conductor formed of aluminum or aluminum alloy; and a joint terminal provided with a conductor press-fitting part having a U-shape in cross section, the conductor press-fitting part including: a bottom plate; and a pair of conductor caulking pieces which are upwardly extended from both side edges of the bottom plate, and is inwardly folded to caulk the conductors of the copper wires and the aluminum wires so as to enclose the conductors to be connected to each other, wherein the conductor press-fitting part is press-fitted to the conductor of the aluminum wire and the conductor of the copper wire in a state that the conductor of the aluminum wire is disposed on the upper face of the bottom plate, and the conductor of the copper wire is disposed on the conductor of the aluminum wire.