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Class Information
Number: 180/422
Name: Motor vehicles > Steering gear > With fluid power assist > With condition modulated steering > With electrical control
Description: Subject matter in which electrical energy is utilized for adjusting the flow of pressure fluid to the movable means.










Sub-classes under this class:

Class Number Class Name Patents
180/423 Vehicle speed condition only 138


Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
8678129 Method for selectively charging and discharging a steering accumulator Mar. 25, 2014
8666582 Apparatus for improving steering sensitivity of vehicle Mar. 4, 2014
8666598 Method of controlling the yawing movement of an aircraft running along the ground Mar. 4, 2014
8634989 Rollover prevention apparatus Jan. 21, 2014
8606463 Hydraulic steering system comprising a first and a second steering member and vehicle comprising a hydraulic steering system Dec. 10, 2013
8584790 Power steering apparatus Nov. 19, 2013
8584791 Hydraulic power steering apparatus Nov. 19, 2013
8561751 System for selectively charging and discharging a steering accumulator Oct. 22, 2013
8561752 Power steering systems and methods Oct. 22, 2013
8554411 Electric power steering system Oct. 8, 2013
8538633 Power steering apparatus Sep. 17, 2013
8528686 Methods and systems involving electromagnetic torsion bars Sep. 10, 2013
8490742 Hydraulic power steering unit Jul. 23, 2013
8479870 Power steering system Jul. 9, 2013
8448741 Electro-hydraulic steering feedback and adjustment May. 28, 2013
8408352 Energy efficient power steering pump control system Apr. 2, 2013
8403103 Apparatus for use in turning steerable vehicle wheels Mar. 26, 2013
8374750 Method and device for recognizing driver fatigue using a torque sensor system Feb. 12, 2013
8365628 Methods of making torque overlay actuators Feb. 5, 2013
8360195 Vehicle steering system Jan. 29, 2013
8312958 Power steering systems and methods Nov. 20, 2012
8301355 Cruise control systems and methods with selective target speed updating for passing maneuvers Oct. 30, 2012
8272472 Steering operation device Sep. 25, 2012
8251098 Slide vane for hydraulic power steering Aug. 28, 2012
8235163 Steering boost system Aug. 7, 2012
8224529 Self powered steering wheel angle sensor Jul. 17, 2012
8200393 Vehicle steering apparatus Jun. 12, 2012
8170750 Parametric remedial action strategy for an active front steer system May. 1, 2012
8160777 Electric power steering device Apr. 17, 2012
8160778 Steering system for engineering vehicle Apr. 17, 2012
8150579 Pump speed command generation algorithm for magnetorheological power steering coupling Apr. 3, 2012
8095273 Autonomous parking strategy of the vehicle with rear steer Jan. 10, 2012
8087489 Articulated construction vehicle including a lever-operated electrical Control device Jan. 3, 2012
8078373 Vehicle dynamics prediction with lane/path information using a preview-correction-prediction approach Dec. 13, 2011
8066091 Steering system Nov. 29, 2011
8050823 Method and apparatus for controlling lateral stability of vehicle Nov. 1, 2011
8041481 Power steering system and method of influencing the damping of a power steering system Oct. 18, 2011
8020660 Pump device Sep. 20, 2011
8008791 Right-and-left-wheel differential torque generator of vehicle Aug. 30, 2011
8002077 Electrical power steering with air discharge system Aug. 23, 2011
7980353 Steering system for controlling the turning angle of the steering wheels of a vehicle Jul. 19, 2011
7971679 Power steering system Jul. 5, 2011
7950690 Steering wheel for a motor vehicle May. 31, 2011
7931113 Steering control system for vehicle Apr. 26, 2011
7896026 Filter and pressure control valve of electronically controllable power steering apparatus including the same Mar. 1, 2011
7891458 Steering system for engineering vehicle Feb. 22, 2011
7878512 Alignment changing control device Feb. 1, 2011
7854292 Power assisted steering system with an auxiliary electric pump Dec. 21, 2010
7853380 Steering system having multiple strategies and variable deadzone Dec. 14, 2010
7849956 On-demand electro-hydraulic steering system Dec. 14, 2010

1 2 3 4 5 6 7 8 9 10










 
 
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