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:
Dec. 25, 2007
Filed:
Jan. 16, 2004
Wilhelm Frank, Bamberg, DE;
Stefan Lehmann, Lappersdorf, DE;
Martin Neumaier, Isen, DE;
Gerd Schmutzler, Tegernheim, DE;
Wendelin Kluegl, Seubersdorf, DE;
Guenter Lewentz, Donaustauf, DE;
Reda Rizk, Cologne, DE;
Wilhelm Frank, Bamberg, DE;
Stefan Lehmann, Lappersdorf, DE;
Martin Neumaier, Isen, DE;
Gerd Schmutzler, Tegernheim, DE;
Wendelin Kluegl, Seubersdorf, DE;
Guenter Lewentz, Donaustauf, DE;
Reda Rizk, Cologne, DE;
Siemens Aktiengesellschaft, Munich, DE;
Abstract
The positioning of the actuating drive in a fuel injector with a piezoactor () that is screwed into the housing () of the fuel injector is performed by applying a voltage (U) to the piezoactor () that corresponds to a given idle stroke (h), and the surface grinding of the housing () and base plate () of the piezoactor () when voltage is applied. Between the housing () of the fuel injector and the housing () of the piezoactor (), there is also provided a compensation collar () of a suitable thickness.