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:
Feb. 19, 2019
Filed:
Nov. 17, 2014
Applicant:
Sharp Kabushiki Kaisha, Osaka, JP;
Inventor:
Masaki Hamamoto, Osaka, JP;
Assignee:
SHARP KABUSHIKI KAISHA, Sakai, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 41/09 (2006.01); H02N 2/00 (2006.01); H02N 2/02 (2006.01); A61B 1/00 (2006.01); A61B 1/313 (2006.01);
U.S. Cl.
CPC ...
H01L 41/0906 (2013.01); A61B 1/0016 (2013.01); A61B 1/00078 (2013.01); A61B 1/3132 (2013.01); H02N 2/004 (2013.01); H02N 2/0095 (2013.01); H02N 2/02 (2013.01); H02N 2/026 (2013.01); A61B 1/00147 (2013.01);
Abstract
Provided is a friction drive actuator that is resistant to contamination of, for example, extraneous matter. An ultrasonic actuator according to an aspect of the present invention drives a columnar insertion section and includes a columnar vibrating body (), whose distal end is pressed against a side surface of the insertion section, and a piezoelectric element (), an upper electrode (), and a lower electrode () that are provided at one side surface of the vibrating body.