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:
May. 20, 2014
Filed:
May. 01, 2012
Kokichi Terajima, Tokyo, JP;
Kokichi Terajima, Tokyo, JP;
Micro Win Tech Inc., Tokyo, JP;
Largan Precision Co., Ltd., Taichung, TW;
Other;
Xinhongzhou Precision Technology Co., Ltd, Xiamen, CN;
Abstract
The present invention provides a simple and compact lens driving device with a shake suppression function. In a VCM lens driving device, the driving coilmounted on the outer circumference of the lens holderincludes a first through third coils-, and the permanent magnetmounted on the casingand opposite to the driving coilwith spacing includes a first through fourth magnets-. The first magnetand the second magnetare facing the first coilat the middle of the lens holder; the third magnetis facing the first coiland the second coilat the imaged-object side of the first coil; the fourth magnetis facing the first coiland the third coilat the opposite side to the imaged-object side of the first coil