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:
Jul. 28, 2020
Filed:
Feb. 15, 2017
Applicant:
Sikorsky Aircraft Corporation, Stratford, CT (US);
Inventors:
Joseph L. Simonetti, Southbury, CT (US);
Mark D. Bystry, Jr., Stratford, CT (US);
Assignee:
SIKORSKY AIRCRAFT CORPORATION, Stratford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64D 35/08 (2006.01); B64C 27/82 (2006.01); B64C 27/00 (2006.01);
U.S. Cl.
CPC ...
B64C 27/82 (2013.01); B64C 27/006 (2013.01); B64D 35/08 (2013.01);
Abstract
A rotorcraft includes at least one first engine operatively connected to a first rotor, and a second engine operatively connected to at least one of a second rotor or an electrical generator for driving an electrical system, wherein the second engine is a different size than the first engine. The second engine can be smaller than the at least one first engine, for example.