Cooling system for a vehicle subsystem and a vehicle incorporating such a system
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United States of America Patent
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Jan 21, 2014
Grant Date -
Mar 11, 2010
app pub date -
Sep 2, 2009
filing date -
Sep 9, 2008
priority date (Note) -
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Abstract
In a system for cooling transmission oil in a vehicle with a hydraulic oil cooling circuit 20, an engine cooling subsystem 18 which uses cooling fluid, and a transmission oil cooling circuit 22, the transmission oil circuit 22 comprises first and second heat exchangers 28, 38. The first heat exchanger 28 is provided with cooling fluid from the engine cooling subsystem 18 to cool the transmission oil and the second heat exchanger 38 is provided with oil from the hydraulic oil cooling circuit 20 to cool the transmission oil.
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