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:
Nov. 22, 2022
Filed:
Jan. 20, 2020
Applicant:
Tdk Corporation, Tokyo, JP;
Inventors:
Assignee:
TDK Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 7/02 (2006.01); G01R 33/00 (2006.01); G01R 33/383 (2006.01);
U.S. Cl.
CPC ...
G01R 33/0005 (2013.01); G01R 33/383 (2013.01); H01F 7/0221 (2013.01); H01F 7/0294 (2013.01);
Abstract
Magnetic field generating unitis fixed to objectthat moves relative to magnetic field detecting means. Magnetic field generating unithas magnetic field generator, first support structurethat is fixed to objectand second support structurethat is independent of first support structure. Second support structureis supported by first support structureand supports magnetic field generator. For example, second support structureis formed of a nonmagnetic material, and magnetic field generatoris arranged away from first support structure