Invention Grant
- Patent Title: Piezoelectric actuator, motor, robot hand, and robot
- Patent Title (中): 压电执行器，电机，机器人手和机器人
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Application No.: US13431047Application Date: 2012-03-27
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Publication No.: US08525387B2Publication Date: 2013-09-03
- Inventor: Koichi Kamijo , Osamu Miyazawa , Akihiro Sawada , Reiko Nagahama
- Applicant: Koichi Kamijo , Osamu Miyazawa , Akihiro Sawada , Reiko Nagahama
- Applicant Address: JP
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP
- Agency: Harness, Dickey & Pierce, P.L.C.
- Priority: JP2011-073559 20110329
- Main IPC: H01L41/08
- IPC: H01L41/08
Abstract:
A motor includes a vibrating plate having a projection part to be pressed against a driven member and a piezoelectric material provided on the vibrating plate, wherein a Young's modulus EL in the pressing direction of the vibrating plate and a Young's modulus ES in a direction crossing the pressing direction are different.
Public/Granted literature
- US20120248805A1 PIEZOELECTRIC ACTUATOR, MOTOR, ROBOT HAND, AND ROBOT Public/Granted day:2012-10-04
Information query
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