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 8298355 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 30, 2012

Filed:

Mar. 05, 2008
Applicants:

Yoshihito Yoshizawa, Kumagaya, JP;

Motoki Ohta, Kumagaya, JP;

Inventors:

Yoshihito Yoshizawa, Kumagaya, JP;

Motoki Ohta, Kumagaya, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C 45/00 (2006.01); C22C 38/00 (2006.01); C22C 38/60 (2006.01); C22C 38/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

A soft magnetic alloy that in an FeCo nanocrystal soft magnetic material, exhibits a high saturation magnetic flux density of 1.85 T or more, and that ensures prolonged nozzle life and easy ribbon production; an amorphous alloy ribbon for use in production thereof; and magnetic parts utilizing the soft magnetic alloy. The soft magnetic alloy has the composition of the formula FeCoCuB(in the formula, x, y and a each represent atomic % and satisfy the relationships 1<x≦3, 10≦y≦20 and 10<a<25). At least part of the structure thereof consists of a crystal phase of 60 nm or less (not including 0) crystal grain diameter. The soft magnetic alloy has a saturation magnetic flux density of 1.85 T or more and a coercive force of 200 A/m or less.


Find Patent Forward Citations

Yoshizawa, Yoshihito. (2012). Magnetic alloy, amorphous alloy ribbon, and magnetic part (U.S. Patent No. 8298355). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8298355

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