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:
Sep. 03, 2024
Filed:
Nov. 12, 2021
Applicant:
European Space Agency, Paris, FR;
Inventors:
Stefan Heindel, Noordwijk, NL;
Florian Liebold, Noordwijk, NL;
Assignee:
European Space Agency, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64G 1/22 (2006.01);
U.S. Cl.
CPC ...
B64G 1/22 (2013.01);
Abstract
A bearing assembly for stabilizing rotation of a rotatable element includes a gas bearing acting as a bearing for the rotatable element. An ultrasonic vibration pump is coupled to the gas bearing for providing pressurized gas to the gas bearing, and a sealed housing encloses the gas bearing and the ultrasonic vibration pump. Also described is a reaction wheel assembly for a spacecraft. The reaction wheel assembly includes a reaction wheel and the bearing assembly for stabilizing rotation of the reaction wheel.