About 36 results
https://drivepatents.com/patents/980709 · 18 Dec 2013
The device has a distance detector (15) and a unit is provided for regulating the height of a vehicle body (11) in response to the signals from the distance detector. A detection cone (16) of the distance detector is aligned in horizontal- or vertically do...
https://drivepatents.com/patents/983793 · 2 Oct 2013
The method involves determining upper and lower tolerance limits of pneumatic spring bellows (2, 3, 6, 7) arranged at vehicle axles (60, 70) or at vehicle sides (53, 54), if running speed of a motor vehicle i.e. bus (50), falls below a minimum running spee...
https://drivepatents.com/patents/990704 · 15 May 2013
The method involves determining whether current supporting load is outside a pre-selected supporting load range. The current supporting load is reduced by separate alteration of quantity of air in one of a set of pneumatic suspension circuits when the curr...
https://drivepatents.com/patents/985290 · 27 Mar 2013
The valve device (2) has a pilot valve unit (3) with a manually operated air valve (4) for ventilation of an air suspension bellows (5) of air suspension device (1). A main air valve unit (9) has two holding valves (11,12) formed in ventilation direction o...
https://drivepatents.com/patents/1000846 · 4 Jul 2012
The present invention pertains to the multiple ride height control apparatus for the air suspension system which fills and exhausts the compressed air to and from the air spring that is installed between the frame/body and the suspension arm to adjust the ...
https://drivepatents.com/patents/1004086 · 21 Mar 2012
The invention relates to a device (100) for regulating the pressure in at least one pair of air bellows (106, 107; 109, 110, 108, 111; 112, 113), which device (100) comprises at least three pairs of bellows (106, 107; 109, 110, 108, 111; 112, 113) each sit...
https://drivepatents.com/patents/1007499 · 30 Nov 2011
The trailer has multi-axle arrangement comprising a front axle (A1) and a rear axle (A2). Pneumatic control units for separate admission of two pneumatic spring arrangements. A control device controls the control units for adjusting variable values for the...
https://drivepatents.com/patents/1008920 · 5 Oct 2011
The invention relates to a method for controlling the fluidic actuation of a hydraulic or pneumatic brake system (1) or a suspension system (2) of a vehicle. According to the invention, a numerical dynamical model or observer is implemented in a simulation...
https://drivepatents.com/patents/1011956 · 15 Jun 2011
The method involves lowering overstepping of preset height levels via controlling of actuators of a pressurizing medium for lowering a body of a motor vehicle. An operating time of the actuators is adjusted for supplying and discharging of the medium to an...
https://drivepatents.com/patents/1013935 · 13 Apr 2011
A method and system for positioning a vehicle chassis (304) in approximate alignment with a predetermined datum are provided. The vehicle (502) includes a first longitudinal end adapted to be pivotally connected to a substantially fixed point (506) and a s...