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.:

US 6721112 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 13, 2004

Filed:

Dec. 12, 2001
Applicant:
Inventor:

Tetsuo Ikegame, Hachioji, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 7/02 ; G02B 2/600 ; G02B 6/26 ; G11B 7/00 ;
U.S. Cl.
CPC ...
G02B 7/02 ; G02B 2/600 ; G02B 6/26 ; G11B 7/00 ;
Abstract

The optical element drive device is provided which includes: (i) a plurality of movable members to which a plurality of optical elements having functions for changing a path of light are attached, respectively; (ii) a plurality of support mechanisms for independently supporting the plurality of movable members in a displacable condition, (iii) a plurality of drive mechanisms for driving the plurality of movable members, and (iv) a fixed member to which the plurality of movable members are mounted. The plurality of drive mechanisms have coils and magnets, and at least one component of the plurality of drive mechanisms is used to drive at least two of the plurality of movable members.


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