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:
Oct. 01, 2019
Filed:
Jul. 11, 2017
Applicant:
Rolls-royce Deutschland Ltd & CO KG, Blankenfelde-Mahlow, DE;
Inventor:
Gideon Venter, Berlin, DE;
Assignee:
ROLLS-ROYCE DEUTSCHLAND LTD & CO KG, Blankenfelde-Mahlow, DE;
Primary Examiner:
Int. Cl.
CPC ...
F02C 7/36 (2006.01); F02C 7/06 (2006.01); F02C 3/04 (2006.01); F16D 1/10 (2006.01); F02K 3/06 (2006.01); F16H 1/28 (2006.01);
U.S. Cl.
CPC ...
F02C 7/36 (2013.01); F02C 3/04 (2013.01); F02C 7/06 (2013.01); F02K 3/06 (2013.01); F16D 1/10 (2013.01); F05D 2220/323 (2013.01); F05D 2240/60 (2013.01); F05D 2250/25 (2013.01); F05D 2260/311 (2013.01); F05D 2260/40311 (2013.01); F16D 2001/103 (2013.01); F16H 1/28 (2013.01);
Abstract
A gas turbine engine, in particular an aircraft engine with a geared turbofan arrangement, with a planetary gearbox being connected through a shaft system with a propulsive fan. The shaft system includes a helical spline coupling coupling two parts of the shaft system, wherein the helical spline coupling is connecting a fan shaft and the planetary gearbox with a axially flexible but torsional stiff flexible element.