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US Patent 12071256 Architectures for hybrid-electric propulsion

Patent 12071256 was granted and assigned to Pratt & Whitney Canada on August, 2024 by the United States Patent and Trademark Office.

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Contents

Is a
Patent
Patent
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Patent attributes

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
120712560
Patent Inventor Names
Luc Dionne0
Eric LaTulipe0
Andre Julien0
Jean Thomassin0
Jean Dubreuil0
Xiaoqin Wang0
Date of Patent
August 27, 2024
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Patent Application Number
180863760
Date Filed
December 21, 2022
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Patent Citations
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US Patent 7345398 Electric motor stator
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US Patent 7398946 Power line sentry charging
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US Patent 7418820 Wind turbine with hydraulic transmission
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US Patent 7471026 Brushless electric motor
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US Patent 7503173 Control devices for swashplate type variable displacement piston pump
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US Patent 7726426 Hub drive and method of using same
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US Patent 7827787 Hydraulic system
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US Patent 7867122 Power transmission system with continuously variable speed control
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...
Patent Primary Examiner
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Dapinder Singh
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CPC Code
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H02K 7/1823
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H02K 7/20
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Y02T 50/60
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F16H 2057/02043
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F16H 2057/02034
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F16H 57/02
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F02B 39/10
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F02B 39/06
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Patent abstract

A hybrid propulsion system includes a heat engine configured to drive a heat engine shaft. An electric motor is configured to drive an electric motor shaft. A transmission system includes at least one gearbox. The transmission system is configured to receive rotational input power from each of the heat engine shaft and the electric motor shaft and to convert the rotation input power to output power.

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