Title:
CONTACT PROBE AND SIGNAL TRANSMISSION METHOD
Document Type and Number:
WIPO Patent Application WO/2020/184684
Kind Code:
A1
Abstract:
This contact probe is provided with a first plunger, a second plunger, a coil spring and a pipe body. The first plunger has a first sliding part that slides on the inner periphery of the pipe body, and the second plunger has a second sliding part that slides on the inner periphery of the pipe body. The coil spring comprises a tightly wound first attachment part attached to the first plunger, a tightly wound second attachment part attached to the second plunger, a loosely wound part, a first contact part which is connected at one end to the first attachment part and at the other end to the loosely wound part and which contacts the pipe body, and a second contact part which is connected at one end to the loosely wound part and at the other end to the second attachment part and which contacts the pipe body.
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Inventors:
SOMA KAZUYA (JP)
TAKAHASHI MASAHIRO (JP)
TAKAHASHI SHUJI (JP)
TAKAHASHI MASAHIRO (JP)
TAKAHASHI SHUJI (JP)
Application Number:
PCT/JP2020/010960
Publication Date:
September 17, 2020
Filing Date:
March 12, 2020
Export Citation:
Assignee:
NHK SPRING CO LTD (JP)
International Classes:
H01L21/66; G01R1/067; G01R31/26; H01R13/24
Foreign References:
| JP2011169595A | 2011-09-01 | |||
| JP2015227845A | 2015-12-17 | |||
| JP2003172748A | 2003-06-20 | |||
| US20130069684A1 | 2013-03-21 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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