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:
May. 14, 2024

Filed:

Apr. 07, 2023
Applicants:

Kabushiki Kaisha Toshiba, Tokyo, JP;

Toshiba Electronic Devices & Storage Corporation, Tokyo, JP;

Inventor:

Hiroshi Isokawa, Yokohama Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/012 (2006.01); G11B 25/04 (2006.01); G11B 5/00 (2006.01); G11B 5/23 (2006.01); G11B 5/31 (2006.01); G11B 5/39 (2006.01); G11B 5/48 (2006.01);
U.S. Cl.
CPC ...
G11B 5/012 (2013.01); G11B 25/043 (2013.01); G11B 2005/0018 (2013.01); G11B 2005/0024 (2013.01); G11B 5/23 (2013.01); G11B 5/3116 (2013.01); G11B 5/3912 (2013.01); G11B 5/3983 (2013.01); G11B 5/4813 (2013.01);
Abstract

According to one embodiment, among a plurality of magnetic heads, the larger the magnetic pole width of the magnetic pole of the magnetic head in the width direction of a recording track formed in a recording layer or the larger an area width of the magnetic head capable of reading the magnetic characteristics of an area of the recording layer on which magnetic recording has been carried out by means of the magnetic head, the farther is the magnetic head arranged outwardly from the vicinity of the center in the parallel arrangement direction of the magnetic disks.


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