A screw thread driving polyhedral supersonic micro motor with pre-pressure mechanism |
Title: |
A screw thread driving polyhedral supersonic micro motor with pre-pressure mechanism |
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Application Number: |
200610144029 |
Application Date: |
2006/11/24 |
Announcement Date: |
2007/05/16 |
Pub. Date: |
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Publication Number: |
1964175 |
Announcement Number: |
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Grant Date: |
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Granted Pub. Date: |
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ApplicationType: |
Invention |
State/Country: |
11[China|beijing] |
IPC: |
H02N 2/10, H02N 2/12, H01L 41/08 |
Applicant(s): |
Tsinghua University |
Inventor(s): |
Zhou Tieying, Lu Cunyue, Chen Yu, Fu Deyong, Li Yi, Wang Zhengping |
Key Words: |
pre-pressure, screw thread, polyhedral, supersonic micro motor |
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. |
Claim: |
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Priority: |
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PCT: |
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