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. 11, 2012
Filed:
Apr. 05, 2007
Applicants:
Rainer Capellmann, Wuerselen, DE;
Gregor Renner, Stuttgart, DE;
Holger Stark, Allmersbach im Tal, DE;
Inventors:
Rainer Capellmann, Wuerselen, DE;
Gregor Renner, Stuttgart, DE;
Holger Stark, Allmersbach im Tal, DE;
Assignee:
Daimler AG, Suttgart, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 51/00 (2006.01); H01L 41/00 (2006.01); H02N 2/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A piezoelectric actuator for flowing-around media, with a piezo element arranged between two end caps. The piezo element is surrounded by a ring-shaped sheathing connected to the end caps. The sheathing consists, at least in portions, of a composite material with at least two layers, at least one layer consisting of a metallic material and at least one layer consisting of a polymer.