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:
Oct. 21, 2008
Filed:
Apr. 06, 2006
Peter Fledersbacher, Stuttgart, DE;
Hans-georg Lehmann, Esslingen, DE;
Martin Schlegl, Rudersberg, DE;
Holger Stark, Allmersbach, DE;
Peter Fledersbacher, Stuttgart, DE;
Hans-Georg Lehmann, Esslingen, DE;
Martin Schlegl, Rudersberg, DE;
Holger Stark, Allmersbach, DE;
Daimler AG, Stuttgart, DE;
Abstract
In a compressor and turbine wheel for a secondary air feed device formed as a single component, a rotor which includes a center disc structure consisting of at least two discs of different materials is provided at one side with compressor blades and on the opposite side with turbine blades, and the discs consist of an alloy based on Al, Mg, Ti, Fe, or Ni and are preferably arranged in axially spaced relationship with a disc carrier of a plastic material disposed in the space between the two bladed discs.