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Class Information
Number: 464/68.3
Name: Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts > Torque transmitted via flexible element > Coil spring > Plural > Perpendicular to shaft > Between axially spaced plates > With fluid damping
Description: Subject matter wherein axially spaced plates have vibration suppression with a system using air or liquid.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8672107 Compact vibration damper Mar. 18, 2014
8000868 Method and control unit for controlling a friction clutch between an internal combustion engine and a change speed transmission Aug. 16, 2011
7966817 Compound transmission Jun. 28, 2011
7726449 Damper assembly with torque limiter Jun. 1, 2010
7604542 Torsional vibration damper Oct. 20, 2009
6743105 Damper assembly Jun. 1, 2004
6620048 Apparatus for damping torsional vibrations Sep. 16, 2003
6558260 Torsional vibration damping apparatus May. 6, 2003
6471593 Device for absorbing oscillations, especially an oscillation damper Oct. 29, 2002
6454654 Apparatus for damping vibrations Sep. 24, 2002
6358153 Vibration damping device Mar. 19, 2002
6273823 Seal for a torsional vibration damper Aug. 14, 2001
6273227 Lockup device for torque converter Aug. 14, 2001
6264564 Power transfer apparatus having a vibration dampening mechanism which provides structural support for the apparatus Jul. 24, 2001
6200222 Two part flywheel for a motor vehicle, the two part flywheel having a torsional vibration damper Mar. 13, 2001
6196923 Apparatus for damping vibrations Mar. 6, 2001
6193611 Flexible coupling Feb. 27, 2001
6179714 Apparatus for damping vibrations Jan. 30, 2001
6168525 Flexible clutch for a two-mass flywheel Jan. 2, 2001
6149525 Power transfer apparatus having a vibration dampening mechanism which provides structural support for the apparatus Nov. 21, 2000
6142272 Hydrodynamic torque converter Nov. 7, 2000
6095299 Friction clutch with a compensating system Aug. 1, 2000
6058801 Torsional vibration damper with a closure for openings for filling the grease chamber May. 9, 2000
6058802 Torsional vibration damper with axially toothed gear elements May. 9, 2000
6050380 Friction clutch with a compensating system Apr. 18, 2000
6019683 Two part flywheel for a motor vehicle, the two part flywheel having a torsional vibration damper Feb. 1, 2000
6016894 Hydrodynamic coupling device with a lockup clutch Jan. 25, 2000
5997402 Power transfer apparatus having a vibration dampening mechanism which provides structural support for the apparatus Dec. 7, 1999
5980386 Apparatus for damping vibrations Nov. 9, 1999
5980387 Apparatus for damping vibrations Nov. 9, 1999
5976048 Torsional vibration damper with a lubricant feed for a planet gear Nov. 2, 1999
5944610 Two-mass flywheel for a motor vehicle, which two-mass flywheel has an opening to receive lubricant Aug. 31, 1999
5931735 Flywheel device with a seal Aug. 3, 1999
5911628 Flywheel device with a seal for a grease chamber Jun. 15, 1999
5873445 Method of manufacturing a damping flywheel, notably for motor vehicles Feb. 23, 1999
5863252 Apparatus for damping vibrations Jan. 26, 1999
5860500 Torque transmitting apparatus with hydrokinetic torque converter Jan. 19, 1999
5860863 Apparatus for damping vibrations Jan. 19, 1999
5816973 Flywheel mass arrangement with a planetary gear having a flywheel mass having a dia larger Oct. 6, 1998
5778738 Two-mass type of flywheel device Jul. 14, 1998
5772515 Torque damper Jun. 30, 1998
5771756 Double damping fly-wheel Jun. 30, 1998
5768950 Flywheel device having a sealing for a grease chamber Jun. 23, 1998
5761969 Torsional vibration damper Jun. 9, 1998
5758419 Method of assembling a flywheel mechanism Jun. 2, 1998
5752884 Damping device for torque converter May. 19, 1998
5752885 Torque fluctuation absorbing apparatus May. 19, 1998
5743371 Clutch disc assembly Apr. 28, 1998
5743365 Lock-up damper device for fluid transmission apparatus Apr. 28, 1998
5735768 Torsional vibration damper with variable transmission Apr. 7, 1998

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