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:
Jul. 28, 2026

Filed:

Feb. 08, 2023
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventor:

Steffen Derhardt, Gerlingen, DE;

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/58 (2006.01); F04D 17/10 (2006.01); F04D 25/06 (2006.01);
U.S. Cl.
CPC ...
F04D 29/5826 (2013.01); F04D 17/10 (2013.01); F04D 25/0606 (2013.01); F04D 29/5806 (2013.01); F04D 29/584 (2013.01); F05D 2230/54 (2013.01);
Abstract

A gas supply apparatus with a shaft, which is rotatably mounted about a rotational axis in a housing, and with a temperature-controlling device, which consists of a medium temperature control surrounding the shaft, which is combined with a gas temperature control. The temperature-controlling device comprises a temperature-controlling sleeve with a first temperature-controlling guide geometry, which opens radially outward and is designed for guiding the flow of a temperature-controlling medium, and, for temperature-controlling gas, a gas temperature-controlling ring, which is equipped with a second temperature-controlling guide geometry that opens radially outward, and which delimits the first temperature-controlling guide geometry inwardly and/or axially and is delimited radially outwardly by a housing body, wherein the gas temperature-controlling ring comprises a sleeve-like base body, which is combined with a structural sheet metal that serves as the second radially outwardly opening temperature-controlling guide geometry.


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