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:
Sep. 30, 2014
Filed:
Nov. 25, 2009
Tsuyoshi Yamaguchi, Ueda, JP;
Tsuyoshi Yamaguchi, Ueda, JP;
Nidec Corporation, Kyoto, JP;
Abstract
A disk drive apparatus able to prevent jamming of a disk and abutting parts having a rotary table fit on a shaft of a brushless motor and carrying a disk and a centering part elastically biased in an axial direction away from a center hole of this rotary table and fit in a center through hole of the disk to center and hold the disk, the centering part having inelastic abutting parts sticking out from a center taper part in radial directions and abutting against an inner circumferential edge of the center through hole and having outer circumferential groove parts forming clearances from the inner circumferential edge between the inelastic abutting parts adjoining each other in the circumferential direction.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile