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1. (WO2018181776) CONTACT PROBE AND PROBE UNIT

Pub. No.:    WO/2018/181776    International Application No.:    PCT/JP2018/013367
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Fri Mar 30 01:59:59 CEST 2018
IPC: G01R 1/067
Applicants: NHK SPRING CO., LTD.
日本発條株式会社
Inventors: SOUMA, Kazuya
相馬 一也
SAKAGUCHI, Tsukasa
坂口 司
Title: CONTACT PROBE AND PROBE UNIT
Abstract:
This contact probe is a conductive contact probe capable of extending/retracting in the axis line direction. The contact probe is provided with: a first contact member to be in contact with one subject to be in contact with; a second contact member, which is to be in contact with the other subject to be in contact with, and which is capable of housing at least a part of the first contact member; and a spring member that connects, at respective end sections, the first contact member and the second contact member such that the contact members can extend/retract. The spring member is formed by being spirally wound, and at least the diameter of the outer circumference of the end section held by the second contact member is larger than the diameters of other parts.