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:
Jul. 01, 2008
Filed:
Oct. 11, 2004
Klaus Plecher, Zeitlarn, DE;
Marcus Unruh, Zeitlarn, DE;
Andreas Voigt, Regensburg, DE;
Siemens Aktiengesellschaft, Munich, DE;
Abstract
A sealing arrangement of a piezoelectric actuator comprises terminal posts () projecting from the piezoelectric actuator and a metallic top arrangement (), provided with openings () allowing the passage of the terminal posts () which is emplaced on the piezoelectric actuator. In order to facilitate reliable sealing in particular also for comparatively thin top plates (), the invention provides for emplacing on terminal post sections () projecting from the openings () a sealing element () which is formed from an electrically insulating and sealing material and which is positioned tight against, on the one hand, circumferential areas () of the terminal post sections () and, on the other hand, the top arrangement (), with an insulating disk () provided with openings allowing the passage of the terminal posts () and made of electrically insulating material being located between the sealing element () and the top arrangement ().