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Class Information
Number: 180/413
Name: Motor vehicles > Steering gear > Each wheel steerable > With electric power assist > With electric power assist to all wheels
Description: Subject matter wherein electric means provides the power assist for all of the wheels of the vehicle.


Patents under this class:

Patent Number Title Of Patent Date Issued
7418328 Steering logic for self-propelled mower Aug. 26, 2008
7316288 All terrain vehicle with multiple steering modes Jan. 8, 2008
7234564 Haptic controller for road vehicles Jun. 26, 2007
7233850 Vehicle steering apparatus Jun. 19, 2007
7185731 Haptic controller for road vehicles Mar. 6, 2007
7130728 Vehicle steering apparatus and method for controlling the same Oct. 31, 2006
7089101 Method for assisting a driver when performing driving maneuvers Aug. 8, 2006
7077232 Optimum steering system geometry Jul. 18, 2006
6945350 Steering apparatus for turning multiple sets of steerable vehicle wheels Sep. 20, 2005
6929086 Motor vehicle steering system Aug. 16, 2005
6863149 Steering mechanism of electric car Mar. 8, 2005
6622813 Hybrid steer-by-wire with mechanical link Sep. 23, 2003
6499558 Modular motor and controller assembly for rear-wheel steering system Dec. 31, 2002
6386553 Vehicle wheel suspension arrangement May. 14, 2002
6272410 Electric power steering system Aug. 7, 2001
6198988 Method for detecting an erroneous direction of travel signal Mar. 6, 2001
6161068 Electric power steering control system Dec. 12, 2000
5890082 Adaptive front and rear wheel steering system Mar. 30, 1999
5823288 Controllable slide car Oct. 20, 1998
5615117 Method for controlling a front and rear wheel steering system Mar. 25, 1997
5586031 Road vehicle with all wheel steering, and process for steering Dec. 17, 1996
5506776 Steering control system for vehicle Apr. 9, 1996
5492348 Vehicle steering system Feb. 20, 1996
5472060 Drive train used in a steering apparatus for rear wheels of a vehicle Dec. 5, 1995
5448481 Control system for a front and rear wheel steering vehicle Sep. 5, 1995
5343393 Steering angle detecting apparatus for motor vehicles based on the phase difference between a steering angle detection signal and steering angle estimated signal Aug. 30, 1994
5307891 Automotive steering system May. 3, 1994
5257191 Steering device for rear vehicle wheels Oct. 26, 1993
5234068 Electric power steering system Aug. 10, 1993
5224042 Four wheel steering system with speed-dependent phase reversal Jun. 29, 1993
5189616 Four-wheel steering system for motor vehicle Feb. 23, 1993
5143400 Active toe adjustment apparatus Sep. 1, 1992
5097917 Steering system of vehicle Mar. 24, 1992
5076382 Method and apparatus for steering a vehicle Dec. 31, 1991
5052508 Steering control system of motor vehicle Oct. 1, 1991
4967859 Vehicle with front and rear wheel steering and a steering system which includes skid simulation and control Nov. 6, 1990
4961144 Self-check method of four-wheel steering drive system Oct. 2, 1990
4865146 Four-wheel steering system Sep. 12, 1989
4842089 Four wheel steering system with closed-loop feedback and open-loop feedforward Jun. 27, 1989
4842090 Electrically power-assisted four-wheel steering system for vehicles Jun. 27, 1989
4828062 Motor-operated power steering apparatus for vehicle with steerable front and rear wheels May. 9, 1989
4828061 Closed-loop four wheel steering system having dual response rate rear steering May. 9, 1989
4741409 Electric steering system for automobiles May. 3, 1988
4589510 Multiple wheel steering mechanism May. 20, 1986
4413708 Industrial truck with pivotal front frames Nov. 8, 1983
4200162 Traveling gantry Apr. 29, 1980



 
 
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