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Class Information
Number: 180/249
Name: Motor vehicles > Having four wheels driven > With differential means for driving two wheel sets at dissimilar speeds > And means for locking out the differential means
Description: Vehicle provided with additional means for preventing the differential means from causing the wheel sets to be driven at speeds which are not the same.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7458437 |
Arrangement in a four-wheel drive motor vehicle |
Dec. 2, 2008 |
| 7421324 |
Drive system switching control method |
Sep. 2, 2008 |
| 7399250 |
All-wheel drive train |
Jul. 15, 2008 |
| 7374012 |
Operation control system for small-sized vehicle |
May. 20, 2008 |
| 7325640 |
Power transmission system for four-wheel drive vehicle |
Feb. 5, 2008 |
| 7290634 |
Vehicle differential control |
Nov. 6, 2007 |
| 7291083 |
Inter-axle differential assembly |
Nov. 6, 2007 |
| 7281617 |
Active torque coupling with hydraulically-actuated rotary clutch actuator |
Oct. 16, 2007 |
| 7258213 |
Power transmission devices having torque transfer coupling with power-operated clutch actuator |
Aug. 21, 2007 |
| 7258187 |
Torque vectoring axle |
Aug. 21, 2007 |
| 7229139 |
Control system for brake-steer assisted parking and method therefor |
Jun. 12, 2007 |
| 7150694 |
Power take-off unit for four-wheel drive vehicle |
Dec. 19, 2006 |
| 7147094 |
Drive power transmission control device |
Dec. 12, 2006 |
| 7111717 |
Power transmission apparatus of four wheel drive apparatus |
Sep. 26, 2006 |
| 7111716 |
Power-operated clutch actuator for torque transfer mechanisms |
Sep. 26, 2006 |
| 7101304 |
Electric shift transfer case |
Sep. 5, 2006 |
| 7083030 |
Torque transfer coupling with magnetorheological clutch actuator |
Aug. 1, 2006 |
| 7083539 |
Torque distributing drive axle assembly |
Aug. 1, 2006 |
| 7080707 |
Torque vectoring drive axle assembly |
Jul. 25, 2006 |
| 7059992 |
Power transfer assembly for four-wheel drive vehicle |
Jun. 13, 2006 |
| 7044880 |
Torque distributing differential assembly |
May. 16, 2006 |
| 7017702 |
Transport engine and drive arrangement |
Mar. 28, 2006 |
| 6991080 |
Power transmission devices with active torque couplings |
Jan. 31, 2006 |
| 6991079 |
Power transfer device with hydraulically-actuated clutch assembly |
Jan. 31, 2006 |
| 6988602 |
Torque transfer coupling with magnetorheological clutch actuator |
Jan. 24, 2006 |
| 6971494 |
Torque transfer coupling with friction clutch and hydraulic clutch actuator |
Dec. 6, 2005 |
| 6966396 |
Electronically-controlled rear drive module for all-wheel drive system |
Nov. 22, 2005 |
| 6962227 |
Torque vectoring drive axle assembly |
Nov. 8, 2005 |
| 6948604 |
Hydraulically-actuated pilot clutch type clutch assembly |
Sep. 27, 2005 |
| 6945375 |
Torque transfer device having an electric motor/brake actuator and friction clutch |
Sep. 20, 2005 |
| 6945374 |
Active torque coupling with hydraulically-actuated ball ramp clutch assembly |
Sep. 20, 2005 |
| 6942055 |
Electronically-controlled rear module for all-wheel drive system |
Sep. 13, 2005 |
| 6938748 |
Wedge fork clutch actuator for driveline clutches |
Sep. 6, 2005 |
| 6918851 |
Concentric shift system for engaging an interaxle differential lock |
Jul. 19, 2005 |
| 6878085 |
Power distribution control apparatus and control method |
Apr. 12, 2005 |
| 6862953 |
Modular bi-directional clutch assembly |
Mar. 8, 2005 |
| 6851537 |
Worm driven ball screw actuator for traction clutches |
Feb. 8, 2005 |
| 6843338 |
Traction distribution control system for four-wheel drive vehicle |
Jan. 18, 2005 |
| 6820712 |
Differential locking control system |
Nov. 23, 2004 |
| 6817434 |
Active hydraulically actuated on-demand wheel end assembly |
Nov. 16, 2004 |
| 6810983 |
Control apparatus and method for four wheel drive vehicle |
Nov. 2, 2004 |
| 6808052 |
Torque transfer device with double ball screw clutch actuator |
Oct. 26, 2004 |
| 6808053 |
Torque transfer device having an electric motor/brake actuator and friction clutch |
Oct. 26, 2004 |
| 6805652 |
On-demand transfer case with controllable bi-directional overrunning clutch assembly |
Oct. 19, 2004 |
| 6790154 |
Rear axle having electromagnetic clutches and geared differential |
Sep. 14, 2004 |
| 6786293 |
Two-Wheel-drive/four-wheel-drive switching system for vehicle |
Sep. 7, 2004 |
| 6783475 |
All-wheel distributor gearbox for a motor vehicle |
Aug. 31, 2004 |
| 6766889 |
Wedge fork clutch actuator for driveline clutches |
Jul. 27, 2004 |
| 6745885 |
Power distribution control apparatus for four-wheel drive vehicle and a method for controlling the apparatus |
Jun. 8, 2004 |
| 6719082 |
Device for preventing wheel lock of vehicle |
Apr. 13, 2004 |
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