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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.:

US 9297290 B1

PDFFull Text
Date of Patent:
Mar. 29, 2016

Filed:

Oct. 09, 2013

Rotary wing aircraft having collocated exhaust duct and propeller shaft

Applicant:

Sikorsky Aircraft Corporation, Stratford, CT (US);

Inventors:

Joseph Pantalone, III, Guilford, CT (US);

John S. Chapkovich, III, Derby, CT (US);

Ashley Devito, Newtown, CT (US);

Erez Eller, Oakville, CT (US);

Assignee:

SIKORSKY AIRCRAFT CORPORATION, Stratford, CT (US);

Attorney:

Cantor Colburn LLP

Primary Examiner:

Brian M O'Hara

Assistant Examiner:

Assres H Woldemaryam

Int. Cl.
CPC ...
B64C 27/00 (2006.01); F01N 5/04 (2006.01); B64C 27/10 (2006.01); B64C 27/14 (2006.01); B64D 33/04 (2006.01); B64D 35/00 (2006.01); B64C 27/82 (2006.01);
U.S. Cl.
CPC ...
F01N 5/04 (2013.01); B64C 27/10 (2013.01); B64C 27/14 (2013.01); B64C 27/82 (2013.01); B64C 2027/8236 (2013.01); B64C 2027/8272 (2013.01); B64D 33/04 (2013.01); B64D 35/00 (2013.01); B64D 2033/045 (2013.01);
Abstract

An exhaust system for reducing infrared emissions of a rotary wing aircraft includes an exhaust duct having a fore end for connection with an aft turbine section of an engine of the rotary wing aircraft, the exhaust duct having an aft end having an exhaust opening to expel engine exhaust proximate to a tail fairing of the rotary wing aircraft; and a drive shaft collocated with the exhaust duct, the drive shaft configured to provide rotational force to an aft propeller of the rotary wing aircraft.

Find Patent Forward Citations

Pantalone, III, Joseph. (2016). Rotary wing aircraft having collocated exhaust duct and propeller shaft (U.S. Patent No. 9297290). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9297290

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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