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:
May. 31, 2022
Filed:
Sep. 28, 2020
Applicant:
Nabtesco Corporation, Tokyo, JP;
Inventors:
Assignee:
NABTESCO CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 27/16 (2006.01); G01N 33/28 (2006.01);
U.S. Cl.
CPC ...
G01R 27/16 (2013.01); G01N 33/2858 (2013.01);
Abstract
A sensor relating to the present invention includes: a first electrode; a second electrode; a first attracting portion positioned between the first electrode and the second electrode and configured to receive conductive abrasion powder contained in a detection region and attracted onto the first attracting portion; a sensing unit for sensing a change in electrical resistance between the first electrode and the second electrode caused by the conductive abrasion powder; and at least one second attracting portion positioned within the detection region and configured to attract the conductive abrasion powder contained in the detection region.