Patent ID: 11899054
Assignee: KABUSHIKI KAISHA NIHON MICRONICS
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 5:
6. The connecting device for inspection according to claim 4, wherein:
the bottom guide plate is provided with a first guide hole through which the electric contact penetrates;
the first guide hole includes a large-diameter electric guide hole having an inner diameter larger than a diameter of the electric contact and a small-diameter electric guide hole having an inner diameter substantially equal to the diameter of the electric contact, the respective electric guide holes communicating with each other in an extending direction of the first guide hole; and
the small-diameter electric guide hole is located closer to the lower surface of the probe head than the large-diameter electric guide hole, and the tip end of the electric contact is inserted to the small-diameter electric guide hole.