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:
Jun. 01, 2010
Filed:
Feb. 21, 2008
Applicants:
Natsuko Shiota, Ibaraki, JP;
Shigeru Wada, Kishiwada, JP;
Yoshihiro Hara, Takatsuki, JP;
Inventors:
Assignee:
Konica Minolta Holdings, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 7/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An object of the present invention is to provide a polymer actuator that does not need a special member for determining the output direction of the drive force or a support member, and which is simply configured with a small number of parts and is compact and low-cost. The present invention provides a polymer actuator that includes electrodes which are inelastic in a planar direction and sandwich a stretching portion of a dielectric polymer with a gradient in thickness, and also provides an optical system including the polymer actuator.