Patent ID: 9666956
Date: 2017-05-30
CPC Classifications: H01B,H01R,Y10T

Claim:
1. A minute current crimping terminal comprising: a wire barrel portion connected to a core wire including any one of aluminum and aluminum alloy, a current flowing through the core wire being lower than a normal current; and a mating terminal connecting portion formed in rectangular cylindrical shape and having an elastic spring contact portion disposed on the inner side of the mating terminal connecting portion, the wire barrel portion comprising: a base material including any one of iron and iron alloy with corrosion resistance; at least a first layer provided directly on a surface of a part of the base material configuring the wire barrel portion; and at least a second layer provided directly on a surface of the first layer, wherein the first layer and the second layer are provided only on a part of the wire barrel portion in contact with the core wire, the first layer includes a material to remove a passive film present on a surface of the base material, and the second layer includes a material capable of increasing corrosion resistance and lubricity, and stabilizing a value of electrical resistance.