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. 11, 2026
Filed:
Feb. 06, 2024
Zhongshan Union Optech Research Institute Co., Ltd., Zhongshan, CN;
Junqiang Gong, Zhongshan, CN;
Meijiao Zhao, Zhongshan, CN;
Shengping Qiu, Zhongshan, CN;
Kun Li, Zhongshan, CN;
Minde Li, Zhongshan, CN;
Hao Wang, Zhongshan, CN;
ZHONGSHAN UNION OPTECH RESEARCH INSTITUTE CO., LTD., Zhongshan, CN;
Abstract
Disclosed are a magnetic structure of a voice coil motor, a voice coil motor, a zoom lens and a photographic equipment. The magnetic structure of the voice coil motor is applied on a zoom lens and includes a yoke assembly and a magnetic stripe assembly; the yoke assembly includes two annular yoke bodies provided side by side in the first direction. The central axis of each annular yoke body is provided along the second direction. Each annular yoke body is extended along the third direction. The two annular yoke bodies are provided with two first yoke sections that are close to each other and two second yoke sections that are far away from each other in the first direction.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile