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. 03, 2017
Filed:
Aug. 21, 2015
Mitsumi Electric Co., Ltd., Tokyo, JP;
Keiichi Sato, Tokyo, JP;
Makoto Ariji, Tokyo, JP;
Masayoshi Sugawara, Tokyo, JP;
Akihiro Moriya, Tokyo, JP;
MITSUMI ELECTRIC CO., LTD., Tokyo, JP;
Abstract
A lens drive apparatus includes an image stabilizer portion moves an auto-focusing lens driving portion in first and second directions orthogonal to an optical axis and perpendicular to each other, and the image stabilizer portion includes a fixed member disposed apart from the auto-focusing lens driving portion in a direction of the optical axis, a plurality of suspension wires each comprising an end fixed to the fixed member at an outer region thereof, a narrowing portion that is disposed between the fixed member and the auto-focusing lens driving portion and that narrows part of a gap between the fixed member and the auto-focusing lens driving portion, and a damper compound that is disposed at the narrowed part of the gap between the fixed member and the auto-focusing lens driving portion and that suppress undesired resonance in the direction of the optical axis of the auto-focusing lens driving portion.