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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 9558871 B1

PDFFull Text
Date of Patent:
Jan. 31, 2017

Filed:

Dec. 19, 2013

Fe-based amorphous alloy and dust core made using fe-based amorphous alloy powder

Applicant:

Alps Electric Co., Ltd., Tokyo, JP;

Inventors:

Kinshiro Takadate, Niigata-ken, JP;

Hisato Koshiba, Niigata-ken, JP;

Assignee:

ALPS ELECTRIC CO., LTD., Tokyo, JP;

Attorney:

Beyer Law Group LLP

Primary Examiner:

Jie Yang

Assistant Examiner:

Xiaowei Su

Int. Cl.
CPC ...
H01F 1/153 (2006.01); H01F 1/147 (2006.01); C22C 45/02 (2006.01); H01F 1/28 (2006.01); B22F 9/00 (2006.01); C22C 33/00 (2006.01); C22C 33/02 (2006.01); H01F 41/02 (2006.01);
U.S. Cl.
CPC ...
H01F 1/28 (2013.01); B22F 9/002 (2013.01); C22C 33/003 (2013.01); C22C 33/0214 (2013.01); C22C 33/0228 (2013.01); C22C 45/02 (2013.01); H01F 1/15308 (2013.01); H01F 1/15375 (2013.01); H01F 41/0246 (2013.01);
Abstract

An Fe-based amorphous alloy of the present invention has a composition represented by formula (FeCrPCBSi(a, b, c, d, and e are in terms of at %), where 0 at %≦a≦1.9 at %, 1.7 at %≦b≦8.0 at %, 0 at %≦e≦1.0 at %, an Fe content (100-a-b-c-d-e) is 77 at % or more, 19 at %≦b+c+d+e≦21.1 at %, 0.08≦b/(b+c+d)≦0.43, 0.06≦c/(c+d)≦0.87, and the Fe-based amorphous alloy has a glass transition temperature (Tg).

Find Patent Forward Citations

Takadate, Kinshiro. (2017). Fe-based amorphous alloy and dust core made using fe-based amorphous alloy powder (U.S. Patent No. 9558871). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9558871

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

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