Patent ID: 8547127

Claim:
A probe block comprising: a plurality of probes, each probe comprising a first contact portion, a second contact portion, and a curved beam connecting the first contact portion to the second contact portion, wherein the first contact portion and the second contact portion are not vertically aligned, and a guide supporting the plurality of probes, the guide comprising: a first part comprising a plurality of upper holes, wherein the first contact portion of a probe is inserted therein to penetrate; a second part comprising a plurality of lower holes, wherein the second contact portion of the probe is inserted therein to penetrate; and a third part comprising a plurality of center holes, wherein the third part is disposed between the first part and the second part in contact with the first part and the second part, and wherein each center hole encloses curved beams of one or more probes in a manner that the curved beams of the one or more probes are not exposed to beams of other probes, wherein the one or more upper holes and the one or more lower holes are located on a plane vertically extended from the center hole, wherein the first contact portion, the second contact portion and the curved beam of the probe have a panel-shaped structure, and wherein the probe has a threshold to restrict a movement of the first contact portion.