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. 12, 2012
Filed:
Apr. 24, 2007
Heiner Bayer, Olching, DE;
Hellmut Freudenberg, Grossberg, DE;
Axel Ganster, Schwindegg, DE;
Christoph Hamann, Thalmassing, DE;
Oliver Henning, München, DE;
Jens Dahl Jensen, Berlin, DE;
Günter Lugert, München, DE;
Randolf Mock, Hohenbrunn, DE;
Carsten Schuh, Baldham, DE;
Heiner Bayer, Olching, DE;
Hellmut Freudenberg, Grossberg, DE;
Axel Ganster, Schwindegg, DE;
Christoph Hamann, Thalmassing, DE;
Oliver Henning, München, DE;
Jens Dahl Jensen, Berlin, DE;
Günter Lugert, München, DE;
Randolf Mock, Hohenbrunn, DE;
Carsten Schuh, Baldham, DE;
Siemens Aktiengesellschaft, Munich, DE;
Abstract
In a method for the production of a gradient encapsulation layeron a piezoelectric actuator, based on this gradient encapsulation layer, the piezoelectric actuatordoes notrequire an additional housing-like enveloping structure in order to be protected externally. The gradient encapsulation layeris produced by cold gas spraying of particles having different material properties.