Hydraulic circuit for a dual clutch transmission
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United States of America Patent
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Feb 10, 2009
Grant Date -
Jul 26, 2007
app pub date -
Jan 2, 2007
filing date -
Jul 2, 2004
priority date (Note) -
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Abstract
A hydraulic circuit for a dual clutch transmission for motor vehicles comprises a first and a second clutch that can be hydraulically actuated and a first and a second pressure control valve for regulating the clutch pressure of the first and second clutches. In this circuit there is provided a single central valve, which in a first position connects the pressure control valves to the respective clutches and in a second position disengages the pressure control valves from the respective clutches.
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