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:
Oct. 31, 2000
Filed:
Nov. 13, 1998
Applicant:
Inventor:
Makoto Fujishima, Nagano, JP;
Assignee:
Sankyo Seiki MFG. Co., Ltd., Nagano, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P / ; G05B / ; G05B / ;
U.S. Cl.
CPC ...
318280 ; 318560 ; 318561 ;
Abstract
In a method of controlling a disk driving motor having a rotor to which disks are loaded, an improvement comprises the step of, when the recording/reproducing is performed with respect to a disk, rotating the rotor in a reverse direction by one of a predetermined rotational angle and for a predetermined time during the period from the time the rotor stops rotating in a normal direction to the time the rotor is again driven in the normal direction. A control device for a disk driving motor in accordance with the method is also disclosed.