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:
Apr. 17, 2012
Filed:
Sep. 03, 2009
Takeshi Todoroki, Tokyo, JP;
Takeshi Todoroki, Tokyo, JP;
Yokowo Co., Ltd., Tokyo, JP;
Abstract
An inspection unit includes: a metal block having a through hole; a contact probe for grounding which is coaxially arranged in through hole; and a coil spring having electrical conductivity at least on a surface thereof and provided between an inner peripheral face of the through hole and an outer peripheral face of the contact probe. The coil spring includes: a first coil part a part of which is in contact with the inner peripheral face of the through hole; and a second coil part a part of which is in contact with the outer peripheral face of the contact probe.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile