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:
May. 14, 2013
Filed:
Apr. 21, 2011
Applicants:
Shine-tzong Ho, Kaohsiung, TW;
Fu-jie HU, Tainan, TW;
Inventors:
Shine-Tzong Ho, Kaohsiung, TW;
Fu-Jie Hu, Tainan, TW;
Assignee:
National Kaohsiung University of Applied Sciences, Kaohsiung, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 41/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
An ultrasonic motor includes a stator. The stator includes a seat and a driving unit. The driving unit includes a generally semi-elliptical driving mechanism formed integrally with the seat, and two spaced-apart piezoelectric actuators disposed between the seat and the driving mechanism. Each of the piezoelectric actuators has a first end abutting against the driving mechanism, and a second end opposite to the first end and abutting against the seat.