Planetary gear transmission systems or components – With means to vary drive ratio or disconnect drive – Plural elements selectively braked
Reexamination Certificate
2006-12-19
2009-10-13
Wright, Dirk (Department: 3655)
Planetary gear transmission systems or components
With means to vary drive ratio or disconnect drive
Plural elements selectively braked
Reexamination Certificate
active
07601090
ABSTRACT:
A power train for an automatic transmission provides seven forward speeds and three reverse speeds. The powertrain includes an input shaft; an output gear; a transmission case; a speed shift unit; an output unit and a series of brakes and clutches for sequentially stopping and connecting input and output members of the powertrain for realizing the respective speeds.
REFERENCES:
patent: 7311635 (2007-12-01), Klemen
patent: 2008/0039267 (2008-02-01), Shim
patent: 2008/0146392 (2008-06-01), Shim
Hyundai Motor Company
Morgan & Lewis & Bockius, LLP
Wright Dirk
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