The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 04, 2025
Filed:
Jan. 30, 2023
Applicant:
Nhk Spring Co., Ltd., Yokohama, JP;
Inventors:
Hajime Arai, Kanagawa, JP;
Kazuya Soma, Kanagawa, JP;
Assignee:
NHK Spring Co., Ltd., Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 1/067 (2006.01);
U.S. Cl.
CPC ...
G01R 1/06738 (2013.01); G01R 1/06722 (2013.01);
Abstract
A contact probe includes: a first plunger; a second plunger; and a coil spring provided between the first and second plungers and configured to connect the first and second plungers to each other so as to freely advance and retreat. The first plunger is provided with a groove portion formed on a side surface of the first plunger.