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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:

Class Number Class Name Patents
180/250 Manually operated type of lockout means 61


Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8694224 Vehicle yaw rate correction Apr. 8, 2014
8682550 Primary clutch electronic CVT Mar. 25, 2014
8667864 Power transmission apparatus Mar. 11, 2014
8640811 Frame-steered vehicle and a method for controlling a frame-steered vehicle Feb. 4, 2014
8602151 Drive system for a motor vehicle Dec. 10, 2013
8550953 Multiple pump configuration for limited slip differential and torque transfer device Oct. 8, 2013
8554441 Phasing of traction control based on vehicle speed and road slope Oct. 8, 2013
8535194 Coupling assembly and driveline assembly for a motor vehicle with multiple driven axles Sep. 17, 2013
8443954 Clutch May. 21, 2013
8396628 Power on demand steering wheel angle sensor Mar. 12, 2013
8364360 Motor vehicle with insertable four-wheel drive Jan. 29, 2013
8326480 Method and device for monitoring the state of tires Dec. 4, 2012
8316981 Vehicular actuator arrangement and implementations Nov. 27, 2012
8312956 Auto inter-axle differential lock engagement for improved braking capacity Nov. 20, 2012
8313407 Power take-off unit with active coupling and hypoid disconnect system Nov. 20, 2012
8315750 Efficiency optimizing propeller speed control for ships Nov. 20, 2012
8281890 Drive system for vehicles with at least two drivable vehicle axles Oct. 9, 2012
8152672 Differential assembly including differential lock and blocking member Apr. 10, 2012
8057347 Power transmitting apparatus Nov. 15, 2011
8050829 Electronically controlled differential locker Nov. 1, 2011
8014926 Vehicle control device Sep. 6, 2011
7951038 Power transmitting apparatus May. 31, 2011
7922615 Two-speed transfer case with ballramp clutch actuator Apr. 12, 2011
7905312 Driving force transmitting device for four-wheel drive vehicle Mar. 15, 2011
7878933 Hydraulic coupling with disconnect pump clutch Feb. 1, 2011
7806220 Torque distributing drive mechanism for motor vehicles Oct. 5, 2010
7801657 Stability-enhanced traction and yaw control using electronically controlled limited-slip differential Sep. 21, 2010
7793750 Differential limiting control apparatus for four-wheel drive vehicle Sep. 14, 2010
7756619 Active vibration insulator Jul. 13, 2010
7721834 Prevention of inadvertent inertial engagement of a transfer case clutch May. 25, 2010
7686149 Power transmission device with friction clutch and power-operated clutch actuator Mar. 30, 2010
7677349 Drive unit for motor vehicles Mar. 16, 2010
7650956 Vehicle drive control apparatus and method Jan. 26, 2010
7613559 Method for automatically actuating longitudinal blocks in four wheel drive vehicles, in particular in working machines and service vehicles Nov. 3, 2009
7600599 Multimodal vehicle traction system Oct. 13, 2009
7593799 Torque transmission device Sep. 22, 2009
7588112 Bi-directional clutch and vehicle with it Sep. 15, 2009
7568568 Hydraulic coupling with disconnect clutch Aug. 4, 2009
7553255 Locker clutch control for a differential mechanism Jun. 30, 2009
7549497 Four-wheel drive vehicle running normally and with object towed thereby Jun. 23, 2009
7540820 Two-speed transfer case with ballramp clutch actuator Jun. 2, 2009
7527133 Power-operated clutch actuator for torque couplings May. 5, 2009
7510041 Drive axle assembly with torque vectoring drive mechanism Mar. 31, 2009
7506559 Shift mechanism for power transmission assemblies Mar. 24, 2009
7493982 Control device for a four-wheel drive vehicle Feb. 24, 2009
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

1 2 3 4 5 6 7 8 9










 
 
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