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. 05, 2010
Filed:
Jan. 14, 2008
Applicants:
Yasutaka Tanimura, Takatsuki, JP;
Shigeaki Tochimoto, Ibaraki, JP;
Inventors:
Yasutaka Tanimura, Takatsuki, JP;
Shigeaki Tochimoto, Ibaraki, JP;
Assignee:
Konica Minolta Opto, Inc., Hachioji-shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An actuator unit including a friction drive actuator, a driving device for information recording/reading head, an information recording/reading apparatus and a method for driving the actuator unit which can achieve both high precision and high speed is provided by waiting the residual vibration to attenuate or forcibly attenuating the residual vibration to achieve high speed positioning by driving the friction drive actuator in the expansion and contraction mode after a high speed movement in the resonant drive mode.