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Class 280/5.517 - Look ahead


Subclass of Class 280 - Land vehicles
Definition: Subject matter comprising (a) means upon the vehicle for
No. of patents: 28
Last issue date: 05/03/2011


NumberTitleIssue Date
7934725Vehicle system and method for accessing denied terrain
A surface vehicle capable of overcoming obstacles is disclosed in which the vehicle accelerates vertically while having a horizontal velocity. The vehicle has a frame and at least three wheels attached to the frame to which a horizontal propulsion system is coupled....
05/03/2011
7334801Automated vehicle suspension system
An automated vehicle suspension system includes an elongated and linear drive axle having opposed end portions pivotally connected to a selected portion of a vehicle and laterally extending outwardly therefrom respectively. The system further includes a mechanism fo...
02/26/2008
7195250Surface vehicle vertical trajectory planning
An active suspension system for a vehicle including elements for developing and executing a trajectory plan responsive to the path on which the vehicle is traveling. The system may include a location system for locating the vehicle, and a system for retrieving a roa...
03/27/2007
7055831Hydropneumatic, level-regulated axle suspension on vehicles, in particular for full-suspension vehicles
A hydropneumatic, level-regulated axle suspension for the front wheel axle and rear wheel axle on vehicles, in particular vehicles whose large axle load spread is large, having two double-acting hydraulic suspension cylinders, whose cylinder spaces are each connecte...
06/06/2006
6477466Device for adjusting the height positioning of the body of a vehicle
A method and apparatus for controlling the elevation of a vehicle body in the event of a collision includes devices for sensing information concerning objects approaching the vehicle. Sensed information may include, for example, the relative speed, distan...
11/05/2002
6389341Control system for a vehicle suspension
A suspension system (20) controls the amount of compressible fluid (42) within struts (28) to determine spring rate coefficients (Ks) and dampening coefficients (Bs) for the struts (28). The spring rate and dampening coefficients (K
05/14/2002
5848663Active engine mount system effective in controlling vertical motion of a vehicle body
An active engine mount system for supporting an engine on a vehicle body is used for controlling the vertical movement of the vehicle body produced by irregularities of the road surface. The engine mount system comprises an actuator interposed between the...
12/15/1998
5572425Powered active suspension system responsive to anticipated power demand
An active suspension system for a vehicle employing fluid powered force exertion units between the wheels and the vehicle body. The vehicle's engine operates a pump which provides pressurized fluid to operate the force exertion units under the control of ...
11/05/1996
5513108System for controlling suspension in accordance with road conditions
A suspension system includes air suspensions provided for individual wheels of a motor vehicle, each including a damping force switching actuator and an air supply/discharge actuator for the air spring. It further includes sensor for detecting the steerin...
04/30/1996
5488556Apparatus and method for independently controlling damping force characteristic of vehicular shock absorber
An apparatus and method for controlling damping force characteristics of shock absorbers independently of one another, the damping force coefficient for each shock absorber being controlled on the basis of so-called "sky hook" theory with respective sprun...
01/30/1996
5434783Active control system
An active control system is provided with an actuator which controls a noise and/or vibration state of an automotive vehicle, a detector which detects the noise and/or vibration state of the vehicle, and a control unit which receives an output signal of t...
07/18/1995
5193844Suspension system for a vehicle
In a suspension system of a vehicle which the damping force characteristic is changed into three or more characteristics, the damping force characteristic is changed step by step when the damping force characteristic selected by a given control rule is di...
03/16/1993
5134566Shock absorber control system
A shock absorber control system having shock absorbers provided respectively between wheels of a vehicle and a body thereof includes road surface condition detecting units provided for the respective shock absorbers, and damping force characteristic alter...
07/28/1992
4813705Spring system for vehicles, especially motor vehicles
In a vehicle spring system, the rear wheel spring system is constructed as active spring system and the front wheel spring system as passive spring system. The control pulses for the active rear wheel spring system are supplied from the vehicle front whee...
03/21/1989
4729580Suspension controller
A suspension controller of a vehicle having a suspension between a body and a wheel, includes: a vehicle height detection means for detecting a vehicle height at a front wheel and for generating a vehicle height signal according to the detected height; a ...
03/08/1988
4726604Rear suspension controller
A near rear suspension controller for a vehicle having a suspension between a vehicle body and a rear wheel includes: a front height detection section for measuring a distance between the vehicle body and a front wheel for generating a front height signal...
02/23/1988
4725072Rear wheel suspension controller
When a sporadic shock due to a protrusion or sinking of a road surface is detected at front wheels of a vehicle during its cruising on the road surface, the characteristic of the rear wheel suspension of the vehicle is immediately altered to improve the c...
02/16/1988
4722546Rear suspension controller
A rear suspension controller for controlling the suspension characteristic of a vehicle having a suspension which supports a vehicle body on plural wheels, wherein the acceleration of the vertical movement of at least one of the front wheels is measured a...
02/02/1988
4717172Suspension controller
When a single shock due to a bump or dip in a road surface is detected at the front wheel of a vehicle running on the road, the characteristic of the air suspensions is immediately altered to improve comfort of ride thereof. For that purpose, a distance b...
01/05/1988
4715616Rear suspension controller
According to the present invention, as soon as the sporadic protrusion or sinking of a road surface is detected at the front wheel of the vehicle during its running on the road surface, the air chambers of the air suspensions for the right and the left re...
12/29/1987
4714271Suspension controller
A suspension controller for providing improved ride comfort and stable drivability with the suspension characteristic altered responsive to the condition of a road surface and a running vehicle speed. The suspension controller includes a vehicle height de...
12/22/1987
4714272Suspension controller
A suspension controller is provided to effectively absorb a sporadic shock by appropriately altering a suspension characteristic. Especially, when a sporadic shock is detected, which is caused by riding-through a dip or riding-over a bump of the front whe...
12/22/1987
4693494Suspension controller
A suspension controller for improving the riding comfort, particularly for preventing bumping of bound stoppers or rebound stoppers against the vehicle body includes: a vehicle height detection means for detecting a vehicle height at a front wheel and for...
09/15/1987
4690429Rear suspension controller
A new rear suspension controller is invented for improving a ride comfort or for improving controllability and stability when a vehicle passes a sporadic bump or dip of otherwise smooth road surface. It includes: a front vehicle height detector which meas...
09/01/1987
4667978Rear height controller
This invention relates to a rear height controller for a vehicle having a height adjuster between the body and a rear wheel. The controller includes a front height detector which detects a sporadic bump or dip of a road surface on which the vehicle is run...
05/26/1987
4647068Rear suspension controller
When a sporadic shock due to a protrusion or dip of a road surface is detected at front wheels of a vehicle during its cruising on the road surface, the characteristic of the rear wheel suspension of the vehicle is altered immediately or just before the r...
03/03/1987
4634143Rear wheel suspension controller
Present invention relates to an apparatus to improve the riding feel of the vehicle when the rear wheels pass over a sporadic hollows or protrusions of a ground by altering the rear suspension characteristic, i.e. the spring constant and the damping force...
01/06/1987
4616848Automotive suspension control system with vehicle speed-dependent damping characteristics
A suspension control system includes a suspension system variable of stiffness and/or damping characteristics, a road sensor producing a road condition indicative signal and a controller for controlling the stiffness and/or damping characteristics of the ...
10/14/1986
 
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