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. 20, 2006
Filed:
Mar. 02, 2004
Applicants:
Masayoshi Ishibashi, Tokyo, JP;
Midori Kato, Kawagoe, JP;
Inventors:
Masayoshi Ishibashi, Tokyo, JP;
Midori Kato, Kawagoe, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 41/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided is an actuator manufactured using a material obtained by mixing a film material featuring stable motion and high speed of response and used for ion conductive polymer actuators with conductive fine particles. According to the present invention, an actuator which is light in weight, produces low operating noise, and can be used safely and stably, and at the same time, produces expansion/contraction motion, and has speed of response comparable to that of a natural muscle can be obtained.