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.

Date of Patent:
Sep. 29, 2015

Filed:

Dec. 06, 2013
Applicant:

Taiyo Yuden Co., Ltd., Taito-ku, Tokyo, JP;

Inventors:

Yoshinari Nakada, Takasaki, JP;

Koichiro Wada, Takasaki, JP;

Yuichi Kasuya, Takasaki, JP;

Masanori Takahashi, Takasaki, JP;

Masashi Kuwahara, Takasaki, JP;

Tetsuo Kumahora, Takasaki, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 17/04 (2006.01); H01F 27/30 (2006.01); H01F 27/02 (2006.01); H01F 27/00 (2006.01); H01F 1/33 (2006.01); H01F 27/255 (2006.01); H01F 27/29 (2006.01);
U.S. Cl.
CPC ...
H01F 17/04 (2013.01); H01F 1/33 (2013.01); H01F 17/045 (2013.01); H01F 27/00 (2013.01); H01F 27/255 (2013.01); H01F 27/292 (2013.01); H01F 2017/048 (2013.01); Y10T 29/4902 (2015.01);
Abstract

A small wire-wound inductor has a drum-shaped core member constituted by an assembly of soft magnetic alloy grains, a coil conductive wire wound around the core member, a pair of terminal electrodes connected to the terminals of the coil conductive wire, and an outer sheath member covering the wound coil conductive wire and constituted by a magnetic powder-containing resin having a specified magnetic permeation ratio, wherein the soft magnetic alloy grains are fixedly bonded together via oxidized layers, and the core member contains 2 to 15 percent by weight of chromium (Cr).


Find Patent Forward Citations

Loading…