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:
Feb. 25, 2020
Filed:
Dec. 03, 2015
Applicant:
The Boeing Company, Chicago, IL (US);
Inventor:
Robert F. Maciolek, Glen Mills, PA (US);
Assignee:
The Boeing Company, Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/56 (2006.01); B64D 33/04 (2006.01); B64D 35/04 (2006.01); B64C 7/02 (2006.01); B64C 11/00 (2006.01); B64C 29/00 (2006.01); F04D 19/00 (2006.01); F04D 29/54 (2006.01); F02K 1/12 (2006.01);
U.S. Cl.
CPC ...
F04D 29/563 (2013.01); B64C 7/02 (2013.01); B64C 11/001 (2013.01); B64C 29/0033 (2013.01); B64D 33/04 (2013.01); B64D 35/04 (2013.01); F04D 19/002 (2013.01); F04D 29/547 (2013.01); F02K 1/12 (2013.01); F05B 2220/90 (2013.01); F05B 2240/123 (2013.01); F05B 2250/02 (2013.01);
Abstract
A variable-geometry ducted fan may include an air duct having a longitudinal axis, the air duct including an inlet of the variable-geometry ducted fan, a fan rotatably mounted within the air duct downstream from the inlet, the fan including fan blades defining a fan area, and a variable-area nozzle coupled to the air duct downstream from the fan, the variable-area nozzle including an exhaust of the variable-geometry ducted fan having a variable exhaust area.