Planetary gear transmission systems or components – Input from independent power sources – Including electric motor input
Reexamination Certificate
2007-01-23
2007-01-23
Pang, Roger (Department: 3681)
Planetary gear transmission systems or components
Input from independent power sources
Including electric motor input
Reexamination Certificate
active
11058574
ABSTRACT:
A powertrain incorporates two electrical units, two planetary gearsets in a radially-stacked package to provide a shortened length of the transmission. The output members of the electrical units are interconnected by a gear mechanism, which is drivingly connected with a conventional differential mechanism, which is aligned within the radial package of the electrical units. The electrical units combine with power from an engine to provide a two-mode compound-split electrically-variable transmission.
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Holmes Alan G.
Klemen Donald
Schmidt Michael R.
General Motors Corporation
Holmes Justin K.
Pang Roger
Thompson Dan L.
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