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. 21, 2008
Filed:
Jun. 04, 2003
Applicants:
Kai Wu, Dongguan, CN;
Tamon Kasajima, Dongguan, CN;
Masashi Shiraishi, Dongguang, CN;
Ping Shang, Dongguan, CN;
Inventors:
Kai Wu, Dongguan, CN;
Tamon Kasajima, Dongguan, CN;
Masashi Shiraishi, Dongguang, CN;
Ping Shang, Dongguan, CN;
Assignee:
SAE Magnetics (H.K.) Ltd., Shatin, N.T., HK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 21/02 (2006.01); G11B 5/58 (2006.01); G11B 21/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a microactuator comprising a movable structure having a symmetric axis about which the movable structure are divided into two parts which can produce the same movement but in opposite directions; two active arms built with piezoelectric material; two stationary structures to connect the two active arms at their two ends, respectively. The invention also relates to a disk drive suspension which is incorporated with the microactuator.