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:
Mar. 24, 2020

Filed:

Mar. 20, 2017
Applicant:

Fsp Technology Inc., Taoyuan, TW;

Inventors:

Kuo-Fan Lin, Taoyuan, TW;

Fu-Kai Tu, Taoyuan, TW;

Assignee:

FSP TECHNOLOGY INC., Taoyuan, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 27/34 (2006.01); H01F 3/14 (2006.01); H01F 17/04 (2006.01);
U.S. Cl.
CPC ...
H01F 27/346 (2013.01); H01F 3/14 (2013.01); H01F 17/043 (2013.01); H01F 2017/046 (2013.01);
Abstract

A manufacturing method of a magnetic element includes the following steps: forming a block including a central post and at least one lateral post with magneto-conductive materials; cutting the block along a first plane passing through the central and lateral posts to form a first half body and a second half body; combining the first half body with the second half body to form a first air gap between the central post of the first half body and the central post of the second half body and a second air gap between the lateral post of the first half body and the lateral post of the second half body; and cutting or grinding the combined first half body and second half body along a second plane passing through the central post and the lateral post to form a third half body including the first and second air gaps.


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