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:
Feb. 18, 2025

Filed:

Sep. 07, 2022
Applicants:

Kabushiki Kaisha Toshiba, Tokyo, JP;

Toshiba Electronic Devices & Storage Corporation, Tokyo, JP;

Inventor:

Makoto Okamoto, Kodaira Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 17/02 (2006.01);
U.S. Cl.
CPC ...
G11B 17/02 (2013.01);
Abstract

According to one embodiment, a disk device includes magnetic disks, a spindle motor, and a housing. The magnetic disks are arranged in an axial direction. The spindle motor rotates the magnetic disks about a first rotation axis extending in the axial direction. The housing includes a first wall, an inner surface of the first wall, an outer surface of the first wall, and a second wall. The spindle motor is attached to the first wall. The first wall is apart from the magnetic disks in the axial direction. The second wall protrudes from the first wall and surrounds the plurality of magnetic disks in a direction orthogonal to the axial direction. In the axial direction a maximum distance between the inner surface and the outer surface is 1.5% or more and 8% or less of a maximum dimension of the housing.


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