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:
Oct. 21, 2025
Filed:
May. 31, 2023
Changzhou Aac Raytech Optronics Co., Ltd., Jiangsu, CN;
Changzhou AAC Raytech Optronics Co., Ltd., Changzhou, CN;
Abstract
Provided is a lens drive apparatus having fewer components with ensuring auto focusing and anti-shake performance. The apparatus includes a base, a housing, a support frame, a lens barrel, an anti-shake drive assembly, a magnetic circuit assembly, and a focusing drive assembly. The support frame includes two opposite first enclosing walls and two opposite second enclosing walls. The magnetic circuit assembly includes a first magnetic group and a weight respectively fixed to the first enclosing walls, and two second magnetic groups respectively fixed to the two second enclosing walls. The anti-shake drive assembly includes three anti-shake coils fixed to the base and respectively spaced apart from the first and second magnetic groups. The focusing drive assembly includes two drive coils fixed to an outer side of the lens barrel and respectively spaced apart from inner sides of the two second magnetic groups.