US Patent 11156285 Asymmetric gear teeth
Patent 11156285 was granted and assigned to Sikorsky Aircraft on October, 2021 by the United States Patent and Trademark Office.
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Patent abstract
A gear train includes a first gear having teeth meshed with teeth of a second gear. Each tooth of the first gear includes a coast side and a drive side opposed to the coast side. The drive side has a pressure angle that is greater than that of the coast side. The gear train can be part of a powertrain system for a rotorcraft, and can replace a traditional gear train in a retrofit or new build. The first gear is a planet gear and the second gear is a ring gear wherein the planet gear and ring gear are in a planetary gear train configuration.
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Patent Inventor Names
Adam Taylor0
David A. Binney0
Jonathan Frost0
Joseph A. Mucci0
Yuriy Gmirya0
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Official Website
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Edits on 27 Oct, 2021
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US Patent 11156285 Asymmetric gear teeth
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Is a
Patent applicant
Current assignee
Patent jurisdiction
Patent number
11156285
Date of patent
October 26, 2021
Patent application number
20170816
Date Filed
August 16, 2017
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