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Dual clutch transmission with radially nested clutches having a common disk carrier

  • US 7,445,108 B2
  • Filed: 10/11/2007
  • Issued: 11/04/2008
  • Est. Priority Date: 06/29/2004
  • Status: Active Grant
First Claim
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1. A dual clutch transmission having radially nested clutches comprising:

  • an outer clutch having a plurality of first outer clutch disks, a plurality of first inner clutch disks, and a first outer support carrier, said first inner clutch disks and said first outer clutch disks operatively interleaved between each other, said first outer clutch disks operatively mounted to said first outer support carrier;

    an inner clutch having a plurality of second outer clutch disks, a plurality of second inner clutch disks, and a second inner support carrier, said second inner clutch disks and said second outer clutch disks operatively interleaved between each other, said second inner clutch disks operatively mounted to said second inner support carrier;

    a common disk carrier having a common clutch disk carrier that operatively supports said first inner clutch disks of said outer clutch and said second outer clutch disks of said inner clutch; and

    a first actuating piston adapted to cause said first inner clutch disks and said first outer clutch disks of said outer clutch to operatively engage each other, wherein said first actuating piston and said common disk carrier form a compensation chamber that is adapted to be pressurized to compensate for excess outer clutch actuation pressure.

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