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.

Date of Patent:
Nov. 25, 2008

Filed:

Jun. 13, 2007
Applicants:

Norifumi Sata, Hyogo, JP;

Shinsuke Kimoto, Osaka, JP;

Takefumi Inoue, Nara, JP;

Masaya Watada, Kanagawa, JP;

Inventors:

Norifumi Sata, Hyogo, JP;

Shinsuke Kimoto, Osaka, JP;

Takefumi Inoue, Nara, JP;

Masaya Watada, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/02 (2006.01); G11B 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A lens actuator includes a carrier having a tubular shape having a through-hole provided therein. The through-hole is arranged to mount a lens therein. The lens actuator further includes plural springs contacting upper and lower surfaces of the carrier, a coil fixed to the carrier, a first yoke, a second yoke, and a magnet contacting the first yoke and the second yoke. The coil is placed between the first yoke and the second yoke. This lens actuator moves the lens by a long distance, and has a small size.


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