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.

Date of Patent:
Sep. 06, 2022

Filed:

Mar. 13, 2020
Applicant:

Vitesco Technologies Gmbh, Hannover, DE;

Inventors:

Mathias Bogner, Straubing, DE;

Christoph Schäfer, Coburg, DE;

Sasa Slavic, Heidelberg, DE;

Assignee:

Vitesco Technologies GmbH, Regensburg, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/46 (2006.01); F01D 17/14 (2006.01); F04D 29/42 (2006.01); F16K 3/03 (2006.01); F04D 17/10 (2006.01);
U.S. Cl.
CPC ...
F04D 29/464 (2013.01); F01D 17/141 (2013.01); F04D 17/10 (2013.01); F04D 29/4213 (2013.01); F16K 3/03 (2013.01); F05D 2220/40 (2013.01); F05D 2250/51 (2013.01);
Abstract

A radial compressor has an iris diaphragm mechanism for a pressure-charging device of an internal combustion engine. The radial compressor has a bearing assembly, in which a rotor shaft is rotatably mounted, having a compressor impeller arranged in a compressor housing for conjoint rotation on the rotor shaft and having a fresh air supply channel for carrying a fresh air mass flow to the compressor impeller. The iris diaphragm mechanism is upstream of the compressor impeller, allowing variable adjustment of a flow cross section for the fresh air mass flow for admission to the compressor impeller, at least over a partial region. The iris diaphragm mechanism has a plurality of blades, each having at least one first and one second blade section, wherein an offset is formed between the first blade section and the second blade section of the respective blade.


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