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.
Patent No.:
Date of Patent:
Jan. 13, 2026
Filed:
Dec. 07, 2023
Nidec Corporation, Kyoto, JP;
Michihiro Ito, Kyoto, JP;
Kenta Miyoshi, Kyoto, JP;
Takashi Mitsunari, Kyoto, JP;
Masayuki Maeda, Kyoto, JP;
Naoyuki Kimura, Kyoto, JP;
NIDEC CORPORATION, Kyoto, JP;
Abstract
A disk driving device includes a disk, a motor, an arm, a head, and a housing. The disk rotates about a rotation shaft. The motor causing the disk to rotate. The arm swings about a swinging shaft. The head is disposed at a tip of the arm for reading or writing information. The housing accommodates the disk, the motor, the arm, and the head, and includes a cast base plate with a bottom wall and an open top, and a cover. A separate pivot post protrudes from the bottom wall, and a tubular portion accommodates the pivot post, with the arm attached via a bearing. A screw inserted through the cover attaches to the pivot post's top end. The pivot post includes an annular portion. The tubular portion's top end contacts the cover, and its bottom end rests on the annular portion.