| Patent Number |
Title Of Patent |
Date Issued |
| 6313741 |
Fault detection circuit for sensors |
November 6, 2001 |
| The present invention provides a sensor-fault detection circuit for use with either an inductive or capacitive-type sensor. The sensor-fault detection circuit conducts a test signal into the sensor circuit for testing such sensor circuit. A time difference measuring device is provide |
| 6310283 |
Pressure relief system |
October 30, 2001 |
| A pressure relief system comprises a control system which includes a housing with a housing chamber in which electrical equipment is located, and a valve system having a pressure relief device. The housing chamber is connected via a connecting device (e.g., a pipe conduit) to the pressur |
| 6167996 |
Method and system for determining clutch status in a vehicle |
January 2, 2001 |
| A shift by wire vehicle transmission system includes control methods that are especially useful for controlling the transmission under start-from-stop conditions. Since the master clutch must be manually operated under such conditions, the invention includes a method of determining w |
| 6056516 |
Compressor installation having a control valve arrangement for independently switching compressi |
May 2, 2000 |
| An installation for the production of pressure has three operating states corresponding to a delivery operation, an idle operation, and a partial delivery operation. The installation contains at least two compression chambers in at least one compressor, each chamber being assigned at lea |
| 5809077 |
Circuit for signal-transmitting connection of data networks |
September 15, 1998 |
| A circuit in which driver units are associated with data networks that are coupled through at least two single transmission channels is provided. The driver units have a logical signal input and a logical signal output on their sides facing away from the data network, with the signal inp |
| 5599072 |
Process and apparatus for braking a vehicle |
February 4, 1997 |
| A process for braking a vehicle and braking system for carrying out that process are disclosed. As braking begins, a start-braking signal is produced. A signal indicating a vehicle deceleration requirement and a signal indicating the actual vehicle deceleration are also produced. At |
| 5522649 |
Process and apparatus for monitoring a trialer brake for overload |
June 4, 1996 |
| In a vehicle train comprising a motor vehicle and a trailer, a process for monitoring a trailer brake for overload comprises producing an energy call-up signal during a braking action, supplying energy to a motor vehicle brake in the motor vehicle, the amount of energy being supplied to |
| 5499845 |
Pressure-fluid operated ride leveler |
March 19, 1996 |
| A pressure fluid operated ride leveler which adjusts the actual level of a vehicle body relative to a vehicle axle to a desired level, includes a pressure fluid source and a pressure fluid sink, pressure fluid chambers which support the vehicle body, and a pressure fluid conduit connecti |
| 5493919 |
Force measuring system |
February 27, 1996 |
| A force measuring system for measuring first and second forces (F.sub.1,F.sub.2) acting on a body along first and second directions of attack (.alpha.,.beta.) comprises first and second force sensors which are disposed at first and second measuring directions (.gamma.,.delta.) with r |
| 5480215 |
Process and apparatus for monitoring a motor vehicle brake for overload |
January 2, 1996 |
| In a vehicle train comprising a motor vehicle and a trailer, a process for monitoring a motor vehicle trailer brake for overload comprises producing an energy call-up signal during a braking action, supplying energy to the motor vehicle brake in the motor vehicle, the amount of energy be |
| 5436836 |
Electronic system for an antilock braking system which adjusts for variations in tire size |
July 25, 1995 |
| An electronic regulating system for regulating the supply of pressure medium to each brake cylinder of a vehicle having a plurality of wheels thereby preventing spinning of the wheels upon starting and locking of the wheels upon braking, comprises wheel speed sensors which detect the |
| 5419621 |
Braking system |
May 30, 1995 |
| A braking system comprises at least one brake, a brake value demand mechanism which emits an operator signal when actuated by an operator, and an energy dimensioning device which supplies braking energy to the brake to actuate it, thereby producing a braking value at the brake. The braki |
| 5416401 |
Dual voltage supply circuit for vehicles |
May 16, 1995 |
| A dual voltage supply circuit for vehicles is disclosed, in particular for vehicles with a dual circuit electrical braking system. The circuit contains a starter battery and an auxiliary battery, each supplying an electrical braking circuit. The two batteries are charged from a three |
| 5403073 |
Method and apparatus for the braking of a vehicle train |
April 4, 1995 |
| A process and apparatus for the braking with optimized stability of a vehicle train is disclosed. The vehicle train comprises at least two individual vehicles, one of the individual vehicles supporting the individual vehicle. The process comprises supplying energy to the brakes of th |
| 5380073 |
Dual circuit brake valve system |
January 10, 1995 |
| A dual circuit brake valve system comprises first and second brake circuits, first and second combined inlet and outlet valves through which first and second braking pressures respectively are delivered to said first and second brake circuits, and first and second pistons which actua |
| 5353645 |
Device to measure the deformation of a structural component |
October 11, 1994 |
| A device for measuring the deformation of a structural component comprises a sensor installed at a first end of a hollow bore in the structural component, the sensor having a measuring surface and producing an electrical signal indicative of a deformation in the measuring surface, an |
| 5339764 |
Device for optically indicating the pressure of a medium |
August 23, 1994 |
| A device for optically displaying the pressure of a medium comprises a housing, a piston within the housing which is movable along a longitudinal axis against a restoring force, and an optically transparent element within the housing having a display surface which is visible from outside |
| 5338106 |
Process for braking a vehicle |
August 16, 1994 |
| A process for braking a vehicle which comprises applying to a front axle group and to a rear axle group front axle brake pressure (p.sub.1) and rear axle brake pressure (p.sub.2) in accordance with wear-optimized curves when a deceleration command signal (S) is less than or equal to a |
| 5277484 |
Relay valve arrangement |
January 11, 1994 |
| A relay valve arrangement useful in an ABS system comprises a relay valve, a source of control pressure, a control pressure circuit, a control chamber which receives the control pressure from the control pressure circuit and thereby determines the configuration of the relay valve, a |
| 5265468 |
Error detection and display system |
November 30, 1993 |
| An error detection and display system for an apparatus having first and second operating states comprises a testing device, a display unit (e.g., a warning light), and a switch-on control unit. The testing device runs primary error test cycles for detecting errors of a first kind which o |
| 5211449 |
Vehicle with liftable following axle |
May 18, 1993 |
| A multi-axle vehicle equipped with an antilock braking system which provides regulated braking operations to prevent locking of the wheels when the vehicle is braked and spinning of the wheels when the vehicle is started up, comprises a front axle, first and second rear axles, the first |
| 5031716 |
Vehicle drive engagement control and speed governor system |
July 16, 1991 |
| The present invention provides a drive engagement control and speed governor system for a vehicle which is capable of adapting a prior art system, known as a DEC/G system, to different types of vehicles. To accomplish this, the invention provides a valve system having fluid pressure |
