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.:

US 9399923 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 26, 2016

Filed:

Aug. 05, 2013
Applicant:

Daimler Ag, Stuttgart, DE;

Inventors:

Nils Brinkert, Stuttgart, DE;

Siegfried Sumser, Stuttgart, DE;

Assignee:

DAIMLER AG, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/44 (2006.01); F01D 9/02 (2006.01); F02B 37/02 (2006.01); F01D 17/14 (2006.01); F01D 17/18 (2006.01); F02C 6/12 (2006.01);
U.S. Cl.
CPC ...
F01D 9/026 (2013.01); F01D 17/14 (2013.01); F02B 37/025 (2013.01); F01D 17/18 (2013.01); F02C 6/12 (2013.01); F05D 2220/40 (2013.01); F05D 2270/08 (2013.01); Y02T 10/144 (2013.01);
Abstract

In a turbine for an exhaust gas turbocharger having a turbine housing which has a first and a second spiral channel with the second spiral channel extending over a wrap angle range of less than 360 degrees of a turbine wheel of the turbine, and the first spiral channel having a larger wrap angle range than the second spiral channel and the spiral channels being arranged adjacent each other in at least one angular range which includes the wrap angle ranges, the nozzle has an overall nozzle width via which exhaust gas is admitted to the turbine wheel over a respective partial nozzle width of the spiral channels wherein the partial nozzle width of the first spiral channel is greater than the partial nozzle width of the first spiral channel in the first angular range, at least in a further angular range of the wrap angle range which is different from the at least one angular range.


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