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:
Apr. 28, 2020

Filed:

May. 01, 2017
Applicant:

Murata Manufacturing Co., Ltd., Kyoto-fu, JP;

Inventors:

Takeshi Uchida, Nagaokakyo, JP;

Akira Kurakake, Nagaokakyo, JP;

Kazuyoshi Ishizuka, Nagaokakyo, JP;

Kazuhiro Yoshii, Nagaokakyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 27/02 (2006.01); H01F 41/00 (2006.01); H01F 27/255 (2006.01); H01F 17/04 (2006.01); H01F 27/29 (2006.01); H01F 27/28 (2006.01); H01F 41/02 (2006.01);
U.S. Cl.
CPC ...
H01F 27/255 (2013.01); H01F 17/045 (2013.01); H01F 27/2823 (2013.01); H01F 27/292 (2013.01); H01F 41/0246 (2013.01);
Abstract

A ceramic core includes an axial core part extended in the longitudinal direction, and a pair of flanges located at both ends in the longitudinal direction of the axial core part and projecting around the periphery of the axial core part in the height and width directions. The ceramic core has a length dimension L in the longitudinal direction of about 0 mm<L≤1.1 mm. A ratio t/T of the thickness dimension t in the height direction of the axial core part to the height dimension T in the height dimension of the flanges, is about 0<t/T≤0.6. A ratio w/W of the width dimension w in the width direction of the axial core part to the width dimension W in the width direction of the flanges, is about 0<w/W≤0.6.


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