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. 29, 2020
Filed:
Jul. 06, 2018
Tomohiko Osaka, Tokyo, JP;
Takashi Ishizawa, Tokyo, JP;
Atsushi Kikuchi, Tokyo, JP;
Minoru Katagiri, Tokyo, JP;
Tomohiko Osaka, Tokyo, JP;
Takashi Ishizawa, Tokyo, JP;
Atsushi Kikuchi, Tokyo, JP;
Minoru Katagiri, Tokyo, JP;
MITSUMI ELECTRIC CO., LTD., Tokyo, JP;
Abstract
Provided are a lens driving device, a camera module, and a camera-mounted device for which the miniaturization and weight reduction can be achieved and the reliability can also be improved. The lens driving device includes auto-focusing and shake-correcting driving parts utilizing a voice coil motor. An autofocus movable part includes a lens holder adapted to hold a lens part and an auto-focusing coil part, an autofocus fixing part includes a magnet holder adapted to hold an auto-focusing magnet part, and a shake-correcting fixing part includes a base to which a shake-correcting coil part is disposed. At least one of the lens holder, magnet holder, and base is formed from a molding material consisting of polyarylate (PAR) or a PAR alloy which is a mixture of multiple resin materials including polyarylate.