Patent ID: 8674717
Filing Date: 2014-03-18
Classification: G01R

Abstract:
1. A probe for inspecting electrical characteristics of an object to be inspected by contacting the object to be inspected, the probe comprising: a beam portion having a fixed end and a free end, and cantilevered by a holding member at the fixed end; and a contact perpendicular to the beam portion, and extending from the free end of the beam portion toward the object to be inspected, wherein the contact is formed of nickel-cobalt, two cut portions are formed on an outer side portion of the contact at different heights, one cut portion is formed on an inner side portion of the contact at a height between the different heights, the inner side portion of the contact being a side portion of the contact which is toward the fixed end of the beam portion, and the outer side portion of the contact being a side portion of the contact which is opposite to the inner side portion of the contact, each of the two cut portions is extended in perpendicular to a surface of the inner side portion of the contact up to over a front end portion of the contact, and the one cut portion is extended in perpendicular to a surface of the outer side portion of the contact up to over the front end portion of the contact; and the contact is bent while the beam portion is bent due to a pressure applied to the contact such that each of the two cut portions widens and the one cut portion narrows.