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:
Jul. 11, 2017
Filed:
Jul. 31, 2012
Yoshio Yamada, Nagano, JP;
Makoto Yumino, Nagano, JP;
Mitsuhiro Kondo, Nagano, JP;
Satoshi Shoji, Nagano, JP;
Yoshio Yamada, Nagano, JP;
Makoto Yumino, Nagano, JP;
Mitsuhiro Kondo, Nagano, JP;
Satoshi Shoji, Nagano, JP;
NHK Spring Co., Ltd., Yokohama-shi, JP;
Abstract
The probe unit includes probe groups of two or more contact probes to be in contact with one electrode of a contact target body on a side of one end in a longitudinal direction and the respective contact probes are to be in contact with separate electrodes of a board on a side of another end. The contact probe includes an end portion arranged on the side of one end, having nail portions in a tapered end shape, and brought into contact with the one electrode at the nail portions; a second contact unit arranged on the side of another end, and to be in contact with a corresponding electrode of the board; and a coil spring arranged between the end portion and the second contact unit, and biasing the end portion and the second contact unit.