公开(公告)号：US20180238932A1

公开(公告)日：2018-08-23

申请号：US15576605

申请日：2017-02-01

Applicant: NHK SPRING CO., LTD.

Inventor： Kohei HIRONAKA ,  Kazuya SOUMA ,  Satoshi SHOJI ,  Ryosuke YAMAGUCHI

IPC: G01R1/067 ,  G01R31/26

CPC classification number: G01R1/06738 ,  G01R1/067 ,  G01R31/2601

Abstract: Provided is a conductive probe having a first end portion and a second end portion opposing the first end portion. The first end portion includes first to fourth linear ridges and first to fifth vertexes, and the first to fourth linear ridges are spaced from one another and arranged to form a cross. The first to fourth vertexes are located on an outer circumference of the first end portion and further arranged between the first linear ridge and the second linear ridge, between the second linear ridge and the third linear ridge, between the third linear ridge and the fourth linear ridge, and between the fourth linear ridge and the first linear ridge, respectively.