Planetary gear transmission systems or components – Differential planetary gearing – With additional gearset between differential output and load
Reexamination Certificate
2006-05-03
2009-02-17
Wright, Dirk (Department: 3655)
Planetary gear transmission systems or components
Differential planetary gearing
With additional gearset between differential output and load
Reexamination Certificate
active
07491147
ABSTRACT:
A torque vectoring differential apparatus disposed in a vehicle powertrain includes an engine, transmission, and a torque vectoring differential. The torque vectoring differential includes a bevel gear differential assembly having a carrier input and side gear outputs. The side gear outputs are controlled to distribute torque from the torque and speed from the input member to the individual side gears through two speed control mechanisms each of which is controlled by respective individually selectively engageable torque-transmitting mechanisms. The differential assembly, and the speed control mechanisms are disposed in separate housings.
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GM Global Technology Operations Inc.
Wright Dirk
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