Invention Grant
- Patent Title: Piezoelectric actuator for use in micro engineering applications
- Patent Title (中): 用于微型工程应用的压电致动器
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Application No.: US12644958Application Date: 2009-12-22
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Publication No.: US08456068B2Publication Date: 2013-06-04
- Inventor: James Robert Friend , Leslie Yu-Ming Yeo , Brett Watson
- Applicant: James Robert Friend , Leslie Yu-Ming Yeo , Brett Watson
- Applicant Address: AU Melbourne, Victoria
- Assignee: Royal Melbourne Institute of Technology
- Current Assignee: Royal Melbourne Institute of Technology
- Current Assignee Address: AU Melbourne, Victoria
- Agency: Woodcock Washburn LLP
- Main IPC: H01L41/08
- IPC: H01L41/08
Abstract:
A piezoelectric actuator including a piezoelectric element and an elongate transducer mounted on the piezoelectric element. The transducer is formed from an elongate cylindrical member, and at least one helical slot is provided around the outer surface of the cylindrical member to enable coupling of resonance modes of the transducer when actuated by the piezoelectric element.
Public/Granted literature
- US20110148253A1 PIEZOELECTRIC ACTUATOR FOR USE IN MICRO ENGINEERING APPLICATIONS Public/Granted day:2011-06-23
Information query
IPC分类:
