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:
May. 28, 2019
Filed:
Dec. 15, 2014
Nikon Corporation, Chiyoda-ku, Tokyo, JP;
Eiji Matsukawa, Yotsukaido, JP;
Masaaki Kusano, Kawasaki, JP;
NIKON CORPORATION, Tokyo, JP;
Abstract
A vibration actuator unit includes: an electromechanical converting element that converts an electric vibration of an applied actuating voltage into a mechanical vibration; and a contact portion that contacts an actuated surface of an actuating subject and a transmits a mechanical vibration of the electromechanical converting element to the actuated surface as an actuating force, wherein the electromechanical converting element periodically bends within a first vibration plane crossing the actuated surface to vibrate the contact portion within the first vibration plane, and periodically bends within a second vibration plane crossing the first vibration plane to vibrate the contact portion within the second vibration plane.