Assignee
GKN VISCODRIVE GMBH
DE·43 granted patents·637 citations·filing 1993–2003
Top patents by PatentIndex Score
43 records- 0197US5632185AAxle drive for distributing torqueGKN VISCODRIVE GMBH·Filed 1995·Granted May 27, 1997·85 cites·21 claims
- 0294US6394246B1Twin-coupling with improved braking stability and less torsionGKN VISCODRIVE GMBH·Filed 1999·Granted May 28, 2002·63 cites·10 claims
- 0393US6578693B2Axial setting deviceGKN VISCODRIVE GMBH·Filed 2001·Granted Jun 17, 2003·34 cites·26 claims
- 0489US6616566B2Differential driveGKN VISCODRIVE GMBH·Filed 2001·Granted Sep 9, 2003·52 cites·6 claims
- 0588US5690201AMethod and device for controlling a couplingGKN VISCODRIVE GMBH·Filed 1996·Granted Nov 25, 1997·43 cites·22 claims
- 0683US6581741B2Axial setting deviceGKN VISCODRIVE GMBH·Filed 2001·Granted Jun 24, 2003·18 cites·5 claims
- 0776US6080076AMechanical locking differentialGKN VISCODRIVE GMBH·Filed 1998·Granted Jun 27, 2000·28 cites·8 claims
- 0873US6484859B2Shaft coupling with a dampening deviceGKN VISCODRIVE GMBH·Filed 2001·Granted Nov 26, 2002·10 cites·4 claims
- 0973US6446773B2Viscous coupling with symmetric freewheeling assemblyGKN VISCODRIVE GMBH·Filed 2000·Granted Sep 10, 2002·12 cites·14 claims
- 1064US6443282B1Apparatus and method for controllable viscous couplingGKN VISCODRIVE GMBH·Filed 2000·Granted Sep 3, 2002·17 cites·12 claims
- 1163US6241067B1Mechanical clutchGKN VISCODRIVE GMBH·Filed 1999·Granted Jun 5, 2001·17 cites·19 claims
- 1260US6845854B2Axial setting deviceGKN VISCODRIVE GMBH·Filed 2002·Granted Jan 25, 2005·5 cites·27 claims
- 1358US6116392ACoupling device for transmitting torqueGKN VISCODRIVE GMBH·Filed 1999·Granted Sep 12, 2000·14 cites·6 claims
- 1455US5507703ADifferential driveGKN VISCODRIVE GMBH·Filed 1993·Granted Apr 16, 1996·15 cites·9 claims
- 1554US5658214ADifferential driveGKN VISCODRIVE GMBH·Filed 1996·Granted Aug 19, 1997·18 cites·11 claims
- 1654US5634507ADriving device for vertically movable shuttersGKN VISCODRIVE GMBH·Filed 1995·Granted Jun 3, 1997·26 cites·15 claims
- 1753US7252017B2Axial adjusting device with multiple ball meansGKN VISCODRIVE GMBH·Filed 2003·Granted Aug 7, 2007·5 cites·4 claims
- 1852US6299538B1Differential-speed-controlled transmitting couplingGKN VISCODRIVE GMBH·Filed 1999·Granted Oct 9, 2001·11 cites·18 claims
- 1952US5984039ACoupling assemblyGKN VISCODRIVE GMBH·Filed 1997·Granted Nov 16, 1999·22 cites·12 claims
- 2052US5556350ADifferential driveGKN VISCODRIVE GMBH·Filed 1994·Granted Sep 17, 1996·15 cites·6 claims
- 2150US6874605B2Controllable viscous couplingGKN VISCODRIVE GMBH·Filed 2003·Granted Apr 5, 2005·2 cites·16 claims
- 2250US5881849AViscous coupling with stepped torque curveGKN VISCODRIVE GMBH·Filed 1997·Granted Mar 16, 1999·10 cites·6 claims
- 2349US6267214B1Differential-speed-dependent automatic coupling with reduction switching meansGKN VISCODRIVE GMBH·Filed 1999·Granted Jul 31, 2001·10 cites·20 claims
- 2449US5924948ADifferential driveGKN VISCODRIVE GMBH·Filed 1998·Granted Jul 20, 1999·11 cites·20 claims
- 2549US5890573ACoupling unit having at least one viscous coupling and one friction couplingGKN VISCODRIVE GMBH·Filed 1996·Granted Apr 6, 1999·19 cites·5 claims
- 2648US5979624ADevice using viscous shear to control a coupling which limits torque transferable therethroughGKN VISCODRIVE GMBH·Filed 1997·Granted Nov 9, 1999·7 cites·9 claims
- 2746US6668993B2Viscous couplingGKN VISCODRIVE GMBH·Filed 2002·Granted Dec 30, 2003·1 cites·7 claims
- 2846US5637050ADifferential drive with locking effectGKN VISCODRIVE GMBH·Filed 1996·Granted Jun 10, 1997·10 cites·3 claims
- 2944US5976051ADifferential drive with inner supporting means for the differential gearsGKN VISCODRIVE GMBH·Filed 1997·Granted Nov 2, 1999·10 cites·8 claims
- 3043US5404978AViscous couplingGKN VISCODRIVE GMBH·Filed 1993·Granted Apr 11, 1995·8 cites·6 claims
- 3142US5419417AViscous couplingGKN VISCODRIVE GMBH·Filed 1994·Granted May 30, 1995·9 cites·12 claims
- 3241US6866131B2Controllable viscous couplingGKN VISCODRIVE GMBH·Filed 2003·Granted Mar 15, 2005·0 cites·13 claims
- 3340US5884739ACoupling assembly with reservoir for highly viscous fluidGKN VISCODRIVE GMBH·Filed 1997·Granted Mar 23, 1999·9 cites·12 claims
- 3438US6068099ADevice using viscous shear to control a friction coupling which limits torque transferable therethroughGKN VISCODRIVE GMBH·Filed 1999·Granted May 30, 2000·4 cites·6 claims
- 3536US6342025B1Differential driveGKN VISCODRIVE GMBH·Filed 2000·Granted Jan 29, 2002·1 cites·6 claims
- 3635US6161667ADevice using viscous shear to control a friction coupling which limits the transferable torqueGKN VISCODRIVE GMBH·Filed 1999·Granted Dec 19, 2000·3 cites·4 claims
- 3732US5791446AViscous coupling having a toothed hub used as a carrier for the innerGKN VISCODRIVE GMBH·Filed 1997·Granted Aug 11, 1998·3 cites·6 claims
- 3829US6182810B1Differential-speed-dependent couplingGKN VISCODRIVE GMBH·Filed 1997·Granted Feb 6, 2001·1 cites·12 claims
- 3929US5662196AViscous coupling having a toothed hub used as carrier for the inner platesGKN VISCODRIVE GMBH·Filed 1995·Granted Sep 2, 1997·1 cites·8 claims
- 4028US6296095B1Coupling assembly with double shear channelGKN VISCODRIVE GMBH·Filed 1999·Granted Oct 2, 2001·1 cites·15 claims
- 4127US5967275ATransmitting coupling with maneuvering characteristicsGKN VISCODRIVE GMBH·Filed 1998·Granted Oct 19, 1999·1 cites·1 claims
- 4226US6056097AViscous couplingGKN VISCODRIVE GMBH·Filed 1998·Granted May 2, 2000·2 cites·9 claims
- 4318US5713811ADifferential drive with differential gears having spherical bearing journalsGKN VISCODRIVE GMBH·Filed 1996·Granted Feb 3, 1998·4 cites·12 claims
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