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:
Aug. 27, 2013
Filed:
Apr. 26, 2010
Applicant:
Tsugio Yamamoto, Gunma, JP;
Inventor:
Tsugio Yamamoto, Gunma, JP;
Assignee:
Yokowo Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 1/067 (2006.01); H01R 12/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A contact probe include: a first plunger to be connected to an object to be inspected; a second plunger to be connected to a board for inspection; and a spring operable to urge the first and second plungers in directions of moving the first and second plungers apart from each other. A pillar part of one of the first and second plungers is slidably engaged with an inner periphery of a tubular part of the other of the first and second plungers. The pillar part includes an elastically deformable part which is in contact with a part of the inner periphery of the tubular part.