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:
Aug. 03, 2021
Filed:
Nov. 21, 2018
Canon Kabushiki Kaisha, Tokyo, JP;
Kazuharu Osawa, Kawasaki, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A vibration type motor includes a vibrator that includes a piezo element, a contacting portion, and a holding portion, and generates a first vibration and a second vibration, a friction member that makes frictional contact with the contacting portion of the vibrator, a holding member that holds the holding portion of the vibrator, and a biasing member that biases the holding portion of the vibrator to the holding member, and a condition of A/A<A/Ais satisfied where Aand Aare respectively amplitudes of the contacting portion in the first vibration and the second vibration, and Aand Aare respectively amplitudes of the holding portion in the first vibration and the second vibration in a state where the vibrator is not held by the holding member.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile