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:
Apr. 08, 2025
Filed:
Mar. 07, 2022
Canon Kabushiki Kaisha, Tokyo, JP;
Yosuke Fukai, Kanagawa, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A lens barrel includes first and second rack members that movably support the first and second holding members in the optical axis direction, and first and second driving members that drive the first and second holding members. The first and second guide shafts that guide the movement of the first and second holding members and the first and second guide shafts that drive the third holding member in the first and second directions orthogonal to each other in the optical axis direction and orthogonal to each other. It has a two-coil unit and a correction unit including first and second urging members that urge the third holding member in the optical axis direction, and has a first rack member, a first drive member, a first guide shaft, and a correction unit. A predetermined arrangement is satisfied.