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. 22, 2023
Filed:
Aug. 19, 2019
Applicant:
Ihi Corporation, Tokyo, JP;
Inventors:
Assignee:
IHI Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 50/60 (2016.01); H02J 50/10 (2016.01); B60L 53/124 (2019.01); B60L 53/30 (2019.01);
U.S. Cl.
CPC ...
B60L 53/124 (2019.02); H02J 50/10 (2016.02); H02J 50/60 (2016.02); B60L 53/30 (2019.02); H02J 2310/48 (2020.01);
Abstract
A foreign object detection device detects, during wireless power transfer from a power transmission unit of a power transmission device to a power reception unit of a power reception device, a foreign object on the power transmission unit, and comprises: a temperature sensitive body that is disposed at the power transmission unit and changes a color with temperature; and a detection unit that detects the foreign object by detecting a change in the color.