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:
Mar. 24, 2026

Filed:

Sep. 28, 2022
Applicant:

Cryostar Sas, Hesingue, FR;

Inventor:

Anny Murad-Bickard, Hesingue, FR;

Assignee:

Cryostar SAS, Hesingue, FR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/053 (2006.01); F04D 7/02 (2006.01); F04D 25/04 (2006.01); F04D 25/06 (2006.01); F04D 29/02 (2006.01); F04D 29/058 (2006.01);
U.S. Cl.
CPC ...
F04D 29/053 (2013.01); F04D 7/02 (2013.01); F04D 25/04 (2013.01); F04D 25/06 (2013.01); F04D 29/023 (2013.01); F04D 29/058 (2013.01); F05D 2230/31 (2013.01); F05D 2300/507 (2013.01);
Abstract

A monolithic shaft configured for use in a cryogenic turbo machine with an impeller to be mounted at the monolithic shaft, the monolithic shaft comprising an impeller part, at which said impeller is to be mounted, and a support part, wherein the monolithic shaft comprises or is made of a first material and a second material, wherein said first material and said second material differ from each other in ferromagnetic and/or cryogenic properties, wherein said impeller part comprises or is made of said first material, and said support part comprises or is made of said second material. The invention also relates to such cryogenic turbo machine and a method of manufacturing such monolithic shaft.


Find Patent Forward Citations

Loading…