Title: A screw thread driving polyhedral supersonic micro motor with pre-pressure mechanism
Application Number: 200610144029 Application Date: 2006.11.24
Publication Number: 1964175 Publication Date: 2007.05.16
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: H02N2/10;H02N2/12;H01L41/08
Applicant(s) Name: Tsinghua University Address:
Inventor(s) Name: Zhou Tieying;Lu Cunyue;Chen Yu;Fu Deyong;Li Yi;Wan
Attorney & Agent: liaoyuan qiu
Abstract:
    The related thread-drive polyhedral ultrasonic micromotor with precompression mechanism comprises: a single stator or double stator or multiple stators, a rotor with thread matched with stator, and a piezoelectric element joined with stator or rotor. This invention has superiority on size and cost and efficiency, and has wide application in optical device and linear positioning system.
Time: 15
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