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. 31, 2011
Filed:
Jun. 23, 2008
Markus Matthias Gaudenz, Erlangen, DE;
Andreas Kitzmüller, Graz, AT;
Rüdiger Polley, Erlangen, DE;
Franz-josef Weber, Graz, AT;
Stefan Zebunke, Zapfendorf, DE;
Markus Matthias Gaudenz, Erlangen, DE;
Andreas Kitzmüller, Graz, AT;
Rüdiger Polley, Erlangen, DE;
Franz-Josef Weber, Graz, AT;
Stefan Zebunke, Zapfendorf, DE;
Siemens Aktiengesellschaft, Munich, DE;
Abstract
One embodiment of the present invention discloses, inter alia, a rail vehicle with a wagon body and with contact devices which are connected to the wagon body and which remain in contact with at least one rail on the track side during operation of the rail vehicle, wherein the wagon body and at least one of the contact devices are connected to each other through an electrical resistance device. According to an embodiment of the present invention, the resistance device includes a greater electric resistance in a voltage region with low voltage than in a voltage region with comparatively higher voltage.