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:
Sep. 25, 2007
Filed:
May. 27, 2004
Yukihisa Takeuchi, Nishikamo-Gun, JP;
Koji Kimura, Nagoya, JP;
Koichi Iwata, Kani, JP;
Kazuhiro Yamamoto, Nagoya, JP;
Yukihisa Takeuchi, Nishikamo-Gun, JP;
Koji Kimura, Nagoya, JP;
Koichi Iwata, Kani, JP;
Kazuhiro Yamamoto, Nagoya, JP;
NGK Insulators, Ltd., Nagoya, JP;
Abstract
A cell driving type piezoelectric actuator comprising: a plurality of cell driving bodies each comprising a wall portion, a cell formed by the wall portion, a piezoelectric body formed on at least one of wall portions and at least one pair of electrodes formed on the piezoelectric body; said piezoelectric operation portion being capable of changing a volume of the cell on which said piezoelectric operation portion is formed by its displacement, wherein the piezoelectric actuator comprises at least one pair of support bodies, the plurality of cell driving bodies are formed completely independent of one another and are connected to one another through at least one pair of support bodies, and the cell driving bodies and the support bodies are integrally formed by firing a green body of said piezoelectric actuator. A method for manufacturing the same is also disclosed.