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:
May. 04, 2004
Filed:
Dec. 19, 2001
Applicant:
Inventor:
Naoyuki Kawazoe, Hashima, JP;
Assignee:
Denso Corporation, Kariya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 4/109 ;
U.S. Cl.
CPC ...
H01L 4/109 ;
Abstract
In a piezoelectric actuator using a laminated piezoelectric device having a plurality of layered piezoelectric layers, a metal case is provided on the outside of the side surface of the piezoelectric device . An insulating member made of a piece separate from the piezoelectric device is provided between the piezoelectric device and the case