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:
Nov. 13, 2018
Filed:
Apr. 24, 2015
Shota Kudo, Tokyo, JP;
Ichiro Hayashi, Tokyo, JP;
Tomoyuki Murakami, Tokyo, JP;
MITSUMI ELECTRIC CO., LTD., Tokyo, JP;
Abstract
A lens drive device is provided with: an AF drive unit that has an AF coil unit disposed around a lens unit and an AF magnet unit disposed separately in the radial direction with respect to the AF coil unit and automatically carries out focusing; and an OIS drive unit that has an OIS magnet unit disposed in an AF unit that includes a movable AF unit and a fixed AF unit and an OIS coil unit disposed separately in the direction of the optical axis with respect to the OIS magnet unit and carries out shake correction. The AF drive unit has an elastic support unit that connects the movable AF unit with the fixed AF unit. The movable AF unit is supported movably both ways in the direction of the optical axis by an elastic member.