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. 10, 2013
Filed:
Jun. 28, 2012
Hsiang-chieh Yu, New Taipei, TW;
Hsiang-Chieh Yu, New Taipei, TW;
Hon Hai Precision Industry Co., Ltd., New Taipei, TW;
Abstract
A voice coil motor includes a case, a moving barrel, magnetic elements, a lower plate, an elastic plate, a first and a second coil assemblies. The case includes an upper plate and a sidewall extending downward from peripheral edges of the upper plate. The upper plate and the sidewall cooperatively define a receiving room. The moving barrel is received in the receiving room. The magnetic elements are received in the receiving room and surround the moving barrel. The lower plate is positioned on one end of the sidewall The elastic plate is connected between the upper plate and the moving barrel or between the lower plate and the moving barrel. The first coil assembly includes pairs of coils. Each pair of the coils is opposite to each other and attached on the moving barrel. The second coil assembly is annular shaped and sleeved over the moving barrel.