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:
Dec. 16, 2025
Filed:
Jan. 24, 2024
Canon Kabushiki Kaisha, Tokyo, JP;
Yuusuke Hirai, Saitama, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
Provided is a drive apparatus to be mounted to a lens apparatus including an operation ring, the drive apparatus including: a drive gear configured to rotate the operation ring; a motor configured to drive the drive gear; a partition wall member arranged between the drive gear and the motor; and a base member configured to accommodate the drive gear, the motor, and the partition wall member. The base member is provided with an opening portion for exposing a part of the drive gear to be opposed to the operation ring. The partition wall member is arranged on a side opposite to the operation ring with respect to the opening portion so as to cover the drive gear and the opening portion.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile