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Dual clutch assembly for a motor vehicle powertrain

  • US 7,063,195 B2
  • Filed: 07/27/2004
  • Issued: 06/20/2006
  • Est. Priority Date: 07/27/2004
  • Status: Expired due to Fees
First Claim
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1. Apparatus for transmitting torque between a power source and a transmission, comprising;

  • first and second coaxial input shafts;

    a housing;

    a first bearing rotatably supporting the first input shaft on the housing;

    a flywheel;

    a support shaft secured to the flywheel and located radially between the first and second input shafts;

    a second bearing located radially between the second input shaft and the support shaft;

    a first clutch for driveably connecting and disconnecting the flywheel and the first input shaft;

    an output shaft driveably connected to the power source;

    a flywheel support disc piloted on the output shaft at a first axial side of the flywheel, and secured to the flywheel; and

    a flex plate secured at a radially inner attachment to the output shaft, extending radially from the output shaft, and secured to the flywheel support disc at a radially outer location, whereby the flywheel is driveably connected to the output shaft.

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