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. 30, 2023
Filed:
Nov. 15, 2019
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02N 2/00 (2006.01); F16F 7/04 (2006.01); H02N 2/02 (2006.01); H02N 2/10 (2006.01); H02N 2/16 (2006.01);
U.S. Cl.
CPC ...
H02N 2/007 (2013.01); F16F 7/04 (2013.01); H02N 2/22 (2013.01); H02N 2/026 (2013.01); H02N 2/103 (2013.01); H02N 2/163 (2013.01);
Abstract
A vibration-type actuator capable of suppressing reduction in holding torque or holding force under influence of humidity. A vibration-type actuatorincludes a vibrating bodyand a driven body. The vibrating bodyhas a piezoelectric elementand an elastic body. The driven bodyis in contact with the vibrating body. The vibration-type actuatormoves the vibrating bodyand the driven bodyrelatively to each other by vibration excited to the vibrating body. At least one of a first contact portion of the vibrating bodyand a second contact portion of the driven bodyincludes a stainless-steel sintered body with pores and at least some of the pores are impregnated with a resin.