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US Patent 11186378 Hybrid aircraft propulsion power plants

Patent 11186378 was granted and assigned to Pratt & Whitney Canada on November, 2021 by the United States Patent and Trademark Office.

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Patent Citations Received
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US Patent 12135076 Fluid device(s) for supporting rotating structure(s) of a turbine engine
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US Patent 12071900 Aircraft propulsion system geartrain
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Patent abstract

An aircraft power plant has: a hybrid propulsion system having an electric motor, an output shaft drivingly connectable to a thrust generator, a combustion engine, a compressor, and a transmission having a first transmission drive path and a second transmission drive path selectively engageable to the first transmission drive path, the electric motor and the compressor in driving engagement with the first transmission drive path, the combustion engine and the output shaft in driving engagement with the second transmission drive path.

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Patent Inventor Names
Jean Dubreuil0
Richard Ullyott0
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US Patent 11691745 Systems and methods for locking an electric propulsion system
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=111863780
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Infobox
Is a
Patent
Patent
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Patent Applicant
Pratt & Whitney Canada
Pratt & Whitney Canada
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Current Assignee
Pratt & Whitney Canada
Pratt & Whitney Canada
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
111863780
Date of Patent
November 30, 2021
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Patent Application Number
168303680
Date Filed
March 26, 2020
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=111863780
Patent Primary Examiner
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Pedro J Cuevas
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Edits on 15 Jun, 2022
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Website URL
https://pdfpiw.uspto.gov/.piw?Docid=11186378
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 US Patent 11186378 Hybrid aircraft propulsion power plants

Infobox
Is a
Patent
Patent
Patent applicant
Pratt & Whitney Canada
Pratt & Whitney Canada
Current assignee
Pratt & Whitney Canada
Pratt & Whitney Canada
Patent jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent number
11186378
Date of patent
November 30, 2021
Patent application number
16830368
Date Filed
March 26, 2020
Patent primary examiner
‌
Pedro J Cuevas

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