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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.:

US 11798718 B1

PDFFull Text
Date of Patent:
Oct. 24, 2023

Filed:

Dec. 23, 2020

Soft magnetic alloy, soft magnetic alloy ribbon, method of manufacturing soft magnetic alloy ribbon, magnetic core, and component

Applicant:

Proterial, Ltd., Tokyo, JP;

Inventors:

Yuichi Ogawa, Tokyo, JP;

Naoki Itoh, Tokyo, JP;

Takahiro Shiratake, Tokyo, JP;

Motoki Ohta, Tokyo, JP;

Assignee:

PROTERIAL, LTD., Tokyo, JP;

Attorney:

Meunier Carlin & Curfman LLC

Primary Examiner:

Daniel J Schleis

Int. Cl.
CPC ...
H01F 1/147 (2006.01); B22D 11/049 (2006.01); C21D 6/00 (2006.01); C21D 9/52 (2006.01); C22C 38/02 (2006.01); C22C 38/08 (2006.01); C22C 38/10 (2006.01); C22C 38/12 (2006.01); C22C 38/16 (2006.01); H01F 41/02 (2006.01); H01F 27/25 (2006.01);
U.S. Cl.
CPC ...
H01F 1/14766 (2013.01); B22D 11/049 (2013.01); C21D 6/001 (2013.01); C21D 6/005 (2013.01); C21D 6/007 (2013.01); C21D 6/008 (2013.01); C21D 9/52 (2013.01); C22C 38/02 (2013.01); C22C 38/08 (2013.01); C22C 38/10 (2013.01); C22C 38/12 (2013.01); C22C 38/16 (2013.01); H01F 41/02 (2013.01); H01F 27/25 (2013.01);
Abstract

The soft magnetic alloy of the present disclosure is represented by a composition formula of FeSiBCuMwhere M is at least one type of element selected from a group consisting of Nb, Mo, V, Zr, Hf, and W, and the formula satisfies 82.5≤a≤86, 0.3≤b≤3, 12.5≤c≤15.0, 0.05≤d≤0.9, and 0≤e<0.4 in at %. The soft magnetic alloy includes a structure that has a crystal grain with a grain diameter of 60 nm or less in an amorphous phase.

Find Patent Forward Citations

Ogawa, Yuichi. (2023). Soft magnetic alloy, soft magnetic alloy ribbon, method of manufacturing soft magnetic alloy ribbon, magnetic core, and component (U.S. Patent No. 11798718). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11798718

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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