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:
Nov. 15, 2005
Filed:
Sep. 18, 2002
Kazuyoshi Hanada, Hadano, JP;
Osamu Beppu, Oiso, JP;
Kazuyoshi Hanada, Hadano, JP;
Osamu Beppu, Oiso, JP;
Hitachi Global Storage Technologies Japan, Ltd., Kanagawa-ken, JP;
Abstract
A control device for preventing abrasion inside bearings in an information recording and reproducing device mounted on an automobile and preventing degradation in rotational accuracy, the information recording and reproducing device including disk media holding information, heads for recording or reproducing information from the disk media, a carriage for turning to position the heads on surfaces of the disk, a bearing part permitting the carriage to turn, a spindle motor for rotatingly driving the disk media, and a bearing part of the spindle motor, the control device comprising a detecting unit for detecting a vehicle operating manner, which is carried out before vehicular vibrations are caused, and a control unit for starting rotation and/or starting swings the bearing part of the spindle motor and/or the bearing part of the carriage on the basis of a signal from the detecting unit.