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. 06, 2016
Filed:
Aug. 31, 2011
Applicants:
Francois Danguy, Tourny, FR;
Laurent Fabbri, Gasny, FR;
Sebastien Guingo, Pacy sur Eure, FR;
Inventors:
Assignee:
SNECMA, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/047 (2006.01); F02K 9/46 (2006.01); F04D 7/02 (2006.01); F04D 13/04 (2006.01); F04D 29/049 (2006.01);
U.S. Cl.
CPC ...
F04D 29/047 (2013.01); F02K 9/46 (2013.01); F04D 7/02 (2013.01); F04D 13/04 (2013.01); F04D 29/049 (2013.01);
Abstract
A turbopump for feeding a low-thrust rocket engine comprises a pump, a turbine, and a common rotary shaft connected to the pump and to the turbine. First and second bearings closer respectively to the pump and to the turbine serve to support the common shaft. The second bearing is a hydrodynamic bearing connected to a gas supply source, and the turbopump also includes at least one dynamic sealing gasket around the shaft and interposed between the first and second bearings.
Danguy, Francois. (2016). Turbopump, in particular for feeding rocket engines (U.S. Patent No. 9435347). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9435347
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile