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:
Mar. 28, 2023
Filed:
Jul. 22, 2021
Applicant:
Tdk Corporation, Tokyo, JP;
Inventors:
Naoki Mori, Tokyo, JP;
Yoshiaki Okada, Tokyo, JP;
Assignee:
TDK Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 11/215 (2016.01); G01D 5/16 (2006.01); B62D 5/04 (2006.01); H01F 7/02 (2006.01); H01F 10/32 (2006.01); H01F 1/08 (2006.01); H01F 1/113 (2006.01);
U.S. Cl.
CPC ...
H02K 11/215 (2016.01); B62D 5/0481 (2013.01); G01D 5/16 (2013.01); H01F 7/0221 (2013.01); H01F 7/0294 (2013.01); H01F 1/083 (2013.01); H01F 1/113 (2013.01); H01F 10/3254 (2013.01); H01F 10/3286 (2013.01);
Abstract
A magnet structure is a magnet structure for a TMR element which is an MR element. The magnet structure includes a bonded magnet compact that has a first main surface facing the TMR element, and a second main surface on a side opposite to the first main surface; and a tubular member that supports the bonded magnet compact. The bonded magnet compact has a gate portion which is provided on the second main surface and includes a gate mark formed by performing injection molding. The gate portion is provided at a position overlapping a center on the second main surface when seen from the second main surface side.