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:
Jul. 13, 2021
Filed:
Jan. 16, 2019
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Taishi Fujimoto, Osaka, JP;
Masato Maede, Kyoto, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F 3/00 (2021.01); H01F 1/28 (2006.01); H01F 1/22 (2006.01); B22F 9/04 (2006.01); B22F 1/00 (2006.01); C22C 38/12 (2006.01); C22C 38/02 (2006.01); B22F 3/02 (2006.01); C22C 38/16 (2006.01); H01F 3/08 (2006.01); H01F 1/153 (2006.01);
U.S. Cl.
CPC ...
H01F 1/28 (2013.01); B22F 1/0014 (2013.01); B22F 3/02 (2013.01); B22F 9/04 (2013.01); C22C 38/02 (2013.01); C22C 38/12 (2013.01); C22C 38/16 (2013.01); H01F 1/22 (2013.01); H01F 3/08 (2013.01); B22F 2009/048 (2013.01); B22F 2301/35 (2013.01); C22C 2202/02 (2013.01); H01F 1/15308 (2013.01);
Abstract
A soft magnetic alloy powder includes a first pulverized powder which has a particle diameter of 20 μm or more, a value of major diameter/minor diameter of 1.2 or more and 1.8 or less, and a flat plate shape, and a second pulverized powder which has a particle diameter of less than 3 μm, a value of major diameter/minor diameter of 1.1 or more and 1.6 or less, and a flat plate shape. A production method of a soft magnetic alloy powder, includes first processing of processing a soft magnetic alloy ribbon into a coarse powder, and second processing of pulverizing the coarse powder with a pulverizer.