Patent ID: 9638716
Date: 2017-05-02
CPC Classifications: G01R

Claim:
1. A positioner of a probe card, the positioner having a main opening, a first sub-opening, a second sub-opening, a third sub-opening, a fourth sub-opening, a first positioning portion, a second positioning portion, a first elastic portion and a second elastic portion, the first sub-opening, the second sub-opening, the third sub-opening, and the fourth sub-opening are sequentially arranged at the periphery of the main opening and communicated to the main opening, the first elastic portion is between the first sub-opening and the second sub-opening, the first positioning portion is between the second sub-opening and the third sub-opening, the second elastic portion is between the third sub-opening and the fourth sub-opening, the second positioning portion is between the first sub-opening and the fourth sub-opening, and a stiffness of the first positioning portion and a stiffness of the second positioning portion are higher than a stiffness of the first elastic portion and a stiffness of the second elastic portion.