| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 280500503 | Priority assignment between diverse control criterion | 18 |
| 20080211198 | Load Sensing Wheel Support Knuckle Assembly and Method for Use - A method and apparatus for providing a measurement of wheel forces (Fx, Fy, Fz) on a vehicle wheel assembly ( | 09-04-2008 |
| 20080238004 | System for controlling damping and roll and pitch body movements of a motor vehicle, having adjustable hydraulic actuators - A suspension system for motor vehicles comprises adjustable hydraulic shock-absorbers of the type provided with a proportional solenoid valve for adjustment of the degree of damping. An axial passage is made through the stem of each hydraulic actuator for enabling the supply of fluid under pressure from an external hydraulic circuit to the shock-absorber or the discharge of fluid from the shock-absorber to the external hydraulic circuit in such a way that the shock-absorber functions also as actuator designed to exert a continuous active control of the movements of rolling and pitching of the motor vehicle. | 10-02-2008 |
| 20090085309 | Suspension control apparatus - The present invention provides a suspension control apparatus requiring a reduced number of sensors. A pitch rate estimating unit | 04-02-2009 |
| 20090166989 | ELECTRONICALLY CONTROLLED PRESSURIZED DAMPER - The present invention relates to a device in a vehicle damper which comprises a damping medium-filled damper body ( | 07-02-2009 |
| 20090184480 | INFORMATION BASED CONTROLLING OF CHASSIS HEIGHT OF A VEHICLE - In a method of operating a vehicle system for automatically adjusting the chassis height of a vehicle, height adjusting devices are operated for adjusting the chassis height in relation to one or more axles of the vehicle from a first height level to second height level. The operation of height adjusting devices is controlled by positioning identification devices so as to move the chassis from the first to the second height level in response to receiving from the position identification devices an indication to the effect that the vehicle is approaching or has arrived at one of a plurality of predetermined positions and/or positions fulfilling predetermined criteria. The predetermined positions may be defined by wireless position indicators to be detected by a position detector installed in the vehicle. The position identification devices can include a global navigation system. | 07-23-2009 |
| 20090212509 | Ride Level Control Device of a Vehicle - A level control device of a vehicle may include an angle-of-rotation sensor for measuring the distance between a vehicle chassis and a vehicle axle or wheel according to an inductive principle. The sensor may include an electrical coil that has a coil core for generating a magnetic field, and at least one eccentric body capable of swiveling about an axis of rotation as a function of the distance. The coil core may be disposed in a stationary manner relative to the coil the eccentric body may be made of a ferromagnetic material and captured at least partially by the lines of force of the magnetic field of the coil in such a way that, solely by a change of its position relative to the coil core, a change of the inductivity of the coil is brought about as a measure for a change of the distance. | 08-27-2009 |
| 20090289426 | AIR STORAGE SYSTEM FOR AN AIR SUSPENSION SYSTEM IN A HEAVY VEHICLE - An air storage system is provided for an air suspension system in a large vehicle and includes at least one tire, preferably at least one set of tires provided on an axle of the vehicle. The system includes an air control arrangement adapted for selectively controlling the input and output of air from the at least one tire to the air suspension system based on data signal at least representing air pressure in the at least one tire at least when the tire is idle, i.e. not engaged in driving. | 11-26-2009 |
| 20090302555 | Stabilizer Assembly Unit for a Motor Vehicle - A stabilizer assembly unit for a motor vehicle, having a first fluid pressure actuator and a second fluid pressure actuator which are associated with opposite ends of an antiroll bar, characterized in that exactly one pressure fluid connection is provided on each of the fluid pressure actuators. | 12-10-2009 |
| 20100044975 | VEHICLE SUSPENSION DAMPER - A vehicle suspension damper for providing a variable damping rate. The vehicle suspension damper comprises a first damping mechanism having a variable first threshold pressure, a second damping mechanism having a second threshold pressure, and a compressible chamber in communication with a damping fluid chamber, wherein the second damping mechanism is responsive to a compression of said compressible chamber. | 02-25-2010 |
| 20100102520 | CLOSED-LOOP CONTROL OF A PNEUMATIC SPRING - A device has a pneumatic spring for supporting a load on a bogie of a rail vehicle and a compressed air supply which is pneumatically connected to the air spring via an air spring valve in order to vent and to fill the air spring with compressed air. A closed-loop control unit adjusts the air volume and/or the air pressure in the air spring. A compressed air line provides for the pneumatic connection between the compressed air supply, air spring, air spring valve and control unit. Unnecessary filling and venting of the air spring is prevented by way of a device for limiting the volume flow into the compressed air line in dependence on the speed of the rail vehicle. | 04-29-2010 |
| 20100140883 | AIR SUSPENSION SYSTEM - An air suspension system for a multi-axle vehicle having air bags ( | 06-10-2010 |
| 20100230911 | SPEED DEPENDENT CONTROL FOR DUAL AIR SPRING CONFIGURATION - An air suspension system is configured to maintain a desired vehicle comfort ride level as a function of vehicle speed. The air suspension system includes a plurality of air spring assemblies that each include a piston airbag and a primary airbag mounted around the piston airbag. A first set of the air spring assemblies is tuned to a first ride rate and a second set of the air spring assemblies is tuned to a second ride rate. Pressure is continuously varied within the first and second sets of air springs to maintain a first predetermined ride rate difference between the first ride rate and the second ride rate under a low vehicle speed condition and to maintain a second predetermined ride rate difference between the first ride rate and the second ride rate under a high vehicle speed condition. | 09-16-2010 |
| 20100230912 | CROSS-LINKED VARIABLE PISTON AIR SUSPENSION - An air suspension includes first and second air spring assemblies that each include a piston airbag and a primary airbag. A first fluid connection connects one of a first piston airbag and a first primary airbag of the first air spring assembly to one of a second piston airbag and a second primary airbag of the second air spring assembly. A second fluid connection connects the other of the first piston airbag and the first primary airbag to the other of the second piston airbag and the second primary airbag. Air flow through the first and second fluid connections is passively controlled solely in response to road load inputs to reduce roll stiffness and improve articulation. | 09-16-2010 |
| 20100230913 | CONTINUOUS FORCE CONTROL FOR DUAL AIR SPRING CONFIGURATION - An active air suspension system includes an air spring assembly that has a piston airbag and a primary airbag mounted around the piston airbag to provide a variable force and rate dual air spring configuration. The air suspension system is configured to accurately control pressure within the system in a closed-loop manner. | 09-16-2010 |
| 20100327542 | APPARATUS FOR CONTROLLING A BICYCLE SUSPENSION ELEMENT - An apparatus for controlling a bicycle suspension element includes a suspension parameter controller that provides a suspension parameter controlling signal to control an operating parameter of the bicycle suspension element in response to a bicycle seat position. | 12-30-2010 |
| 20110024999 | FRICTION CONTROL APPARATUS FOR VEHICLE SUSPENSION - A vehicle suspension friction control apparatus includes a first link having a first end and a second end, and a second link having a first end and a second end. The first end of the first link is mounted to one of a steering knuckle or a lower control arm connected to a lower part of the steering knuckle. The first end of the second link is mounted to the other of the steering knuckle or the lower control arm. A friction control joint connects the second end of the first link and the second end of the second link for controlling friction between the steering knuckle and the lower control arm. | 02-03-2011 |
| 20110278804 | METHOD FOR CONTROLLING THE REGENERATION CYCLES FOR AN AIR DRYER IN A CLOSED RIDE CONTROL SYSTEM FOR VEHICLES - A method for controlling the regeneration cycles for an air dryer in a closed ride height control system for vehicles. Compressed air chambers and a compressed air storage reservoir are charged with compressed air and ventilated via a compressed air line, or are charged via a compressed air intake line connected to the compressor and ventilated via the compressed air line. Compressed air quantity delivered through the dryer by the compressor, and temperature and/or the humidity of the air sucked in from the atmosphere are measured. The dryer is considered saturated under the assumption that air sucked in by the compressor and delivered through the air dryer is at the highest possible ambient temperature and humidity. Regeneration air quantity required for the compressed air quantity for the dryer to attain the desired dew point is determined as a function of the ambient temperature and/or the humidity of the intake air. | 11-17-2011 |
| 20160016451 | VEHICLE AND A SUSPENSION SYSTEM FOR THE VEHICLE - A vehicle and a suspension system for the vehicle are disclosed. The suspension system includes a first suspension corner assembly adapted to support a structure of the vehicle and a second suspension corner assembly adapted to support the structure. The first suspension corner assembly includes a first bell crank and the second suspension corner assembly includes a second bell crank. The suspension system also includes an actuator device attached to the first and second bell cranks to selectively change at least one of a first spring rate and a preload. | 01-21-2016 |
