Transmission assembly with electrical machine unit for improved shift quality

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11820361
APP PUB NO 20230166718A1
SERIAL NO

17538691

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Abstract

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A transmission assembly for a work vehicle having an engine includes a variator operably connected to the engine, a gear arrangement configured to provide a selective gear reduction for transmission of output power from the variator to an output shaft, and an electrical machine unit. The electrical machine unit further includes a main shaft operably connected to the variator, a first rotor configured to rotatably drive a first shaft, a second rotor configured to rotatably drive a second shaft, and a clutch configured to selectively couple the first shaft or the second shaft, or both the first shaft and the second shaft, to the main shaft. The clutch, the first rotor, and the second rotor are operable to control a speed and rotational direction of the main shaft in providing rotational power to the variator.

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Patent Owner(s)

Patent OwnerAddress
DEERE & COMPANYONE JOHN DEERE PLACE MOLINE IL 61265

International Classification(s)

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  • 2021 Application Filing Year
  • H02K Class
  • 2848 Applications Filed
  • 1437 Patents Issued To-Date
  • 50.46 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances202120222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Black, David S Bettendorf, US 1 0
Janasek, Clayton G Independence, US 20 152
Worley, Stacy K Coffeyville, US 19 32

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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges238648901 - 100200400600800100012001400160018002000220024002600

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