Split-power transmission with mode shift
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United States of America Patent
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-
Sep 29, 2009
Grant Date -
N/A
app pub date -
Aug 25, 2006
filing date -
Aug 25, 2006
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An operating system for a vehicle having an engine that provides an input shaft into a split-power transmission to actuate an output shaft that drives an axle and wheels of the vehicle. The split-power transmission uses a power summing device in order to provide a plurality of modes that are associated with a plurality of clutching and variable power units. By using the power summing device in association with the plurality of clutches and variable power units, a controller that is electrically connected to each is able to actuate the clutches and variable power units in order to provide an automatic transmission that shifts at synchronous speeds.
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