Patent ID: 6451449
Filing Date: 2002-09-17
Classification: C23C,H01R,Y10T

Abstract:
A terminal material comprising:a base material; and a first plurality of plating layers forming a contact portion and a second plurality of plating layers forming a crimp portion, respectively, said first plurality of layers and said second plurality of layers being provided on said base material and said second plurality of layers forming said crimp portion containing a Sn-plating layer as an outermost layer; wherein said first plurality of plating layers and said second plurality of plating layers include a Cu-plating layer directly disposed on said base material; wherein said first plurality of plating layers forming said contact portion further includes a Ni-plating layer directly disposed on said Cu-plating layer; wherein said outermost Sn-plating layer of said second plurality of layers forming said crimp portion is directly disposed on said Cu-plating layer; wherein an outermost layer of said first plurality of layers forming said contact portion is one of a Sn-plating layer and an Au-plating layer, wherein said outermost Sn-plating layer of said second plurality of layers does not contact said Ni-plating layer of said first plurality of layers, and wherein said Ni-plating layer of said first plurality of layers does not extend to said crimp portion.