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WO/1991/008123A1 |
Proposed is a hybrid-propulsion vehicle one of whose axles is driven by an internal-combustion engine while the other is driven by an electric motor. A second electric motor mounted in the vicinity of the internal-combustion engine acts ...
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WO/1991/008120A1 |
The proposed control system comprises active or semi-active ride-control and anti-blocking system (ABS) and/or anti-slip control (ASC) components, with common sensors and common data-processing or control circuits. The invention calls fo...
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WO/1991/007604A1 |
A method of preventing slip of the wheeled loader intended for reducing slip during the operation using the wheeled loader and for preventing lowering of operability resulting from slip. Said slip preventing method comprises such steps a...
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WO/1991/004892A2 |
In an antilock braking system and drive slip control system, in particular for cross-country driving, the vehicle deceleration or acceleration determined from the wheel speeds is compared with the vehicle deceleration or acceleration mea...
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WO/1991/004890A1 |
The description relates to an ABS and/or ASR in which the longitudinal deceleration or transverse acceleration are found from the changes in wheel loadings on braking and/or taking bends via a recorded characteristic field and used to im...
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WO/1990/013456A1 |
In a control device for a passenger safety device the safety device is triggered by a sensor arrangement which responds to a longitudinal and/or transverse acceleration of the motor vehicle and, independently thereof, by an additional st...
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WO/1990/013463A1 |
The invention provides a wheeled vehicle control system comprising means for sensing whether slip is occurring at any wheel of the vehicle such as a sensor (3) sensing the rotational speed of a wheel and an optical sensor (4) sensing spe...
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WO/1990/012701A1 |
Described is a device for motor vehicles, which gives forward-drive control and constant-travel-speed control. Inserted in the power transmission between the accelerator and the throttle valve is a regulating unit which acts on the throt...
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WO/1990/011214A1 |
Described is a process for determining the speed of a vehicle with an antilocking or antiskid system, in which the wheel speeds v¿Ri? and the brake pressures P¿i? or brake/drive torques M¿Bi? are measured at time intervals T. From the...
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WO/1990/008888A1 |
This invention relates to an engine output controller which controls the output of an engine (4) mounted to a vehicle such as an automobile by a throttle valve (6) driven by a drive-by-wire system, or the like. First target control quant...
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WO/1990/006863A1 |
In a process for detecting the intention of a driver to start a stationary motor vehicle, the variation in engine speed is monitored when the accelerator is actuated, i.e., when the fuel feed increases, and the intention to start is dete...
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WO/1990/004528A1 |
The invention relates to a warning device in a motor vehicle for detection of unintentional change of course. The invention utilizes existing white road lines being scanned by two detectors (A) mounted far out in the front on the left-ha...
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WO/1990/003897A1 |
To prevent acceleration of the engine of motor vehicles or to interrupt an acceleration process already taking place by operating the brake pedal (7), even when the gas pedal (1) is operated simultaneously, the transmission device (2) le...
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WO/1990/003136A1 |
The present invention relates to a headrest (1C, 2C) provided at the portion thereof which contacts the back of the head of an operator with a bone-conduction microphone (1B, 2B); a movable body having the headrest (1C, 2C) as a construc...
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WO/1990/003287A1 |
A drive slip control system with slip control and engine engagement is designed to improve driving behaviour when taking curves. A steering angle limiting value is derived from the reference speed and from the friction correction value a...
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WO/1990/002057A1 |
In a fuel-metering system in the engine of a motor vehicle, an actuator, for example for the throttle valve, is adjusted in function of an electrical reference signal previously supplied by the driver. A desired wheel driving torque shou...
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WO/1990/001698A1 |
A breath sobriety test system (1) deters circumvention of a test having an alcohol measuring phase and an identification phase. Inthe alcohol measuring phase, the alcohol content of a breath sample delivered by an operator/test subject i...
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WO/1990/000988A1 |
A drive-train slippage control system is described in which the control is exercised solely through the temporary fuel starvation and/or the interruption or retarding of the ignition of individual cylinders. A shift in the throttle valve...
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WO/1990/000120A1 |
A drive-slip regulating system prevents control errors due to wheel vibrations. For this purpose, the quotient Q of the engine speed and the measured speed of the driven wheels is derived and compared with predetermined speed-dependent r...
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WO/1989/012878A1 |
A sobriety interlock (1) connectable to a machine such as vehicle (115) and normally operating to disable the machine unless a breath sobriety test is passed, is equipped with a service reminder timer to initiate an indication when the i...
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WO/1989/012558A1 |
The running speed of said vehicle, in particular a heavy goods vehicle combination, is predetermined by the power setting of an internal combustion engine or the like. In said process, the volumetric flow of hydraulic liquid required for...
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WO/1989/012879A1 |
The interlock control module (5) is connected to a vehicle via interface (45) and operates to disable the vehicle from starting unless a breath sobriety test is passed. If the vehicle is started without the sobriety test's being passed, ...
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WO/1989/011590A1 |
An adaptive engine output mode setting method capable of displaying an optimum engine output condition continuously at all times in terms of tractive force to vehicle speed relation while maintaining the operational condition within a re...
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WO/1989/009015A1 |
A system for determining visual range, preferably for ensuring optimal triggering of safety devices in motor vehicles, comprises adevice for recording and evaluating the physical visual range associated with a device for recording and ca...
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WO/1989/007537A1 |
Process and device for determining the fitness to drive of the driver of a vehicle, in particular after driving for a prolonged period, while driving, in which fatigue or impaired vigilance are established by evaluating reactions of the ...
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WO/1989/006615A1 |
The system disclosed combines the slippage and wheel acceleration threshold signals in multiple fashion and uses these signals to modify the pressure gradient.
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WO/1989/006610A1 |
Engine torque can be influenced as desired during adjustment by means of a drive slippage control system. Triggering of adjustment is prevented in the event of malfunction by a predetermined minimal deviation of the brake pedal or the ch...
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WO/1989/005743A1 |
A drive-slip regulating system reduces the engine torque on at least one wheel in the event of potentially dangerous drive-slip and then increases it stepwise. The height of the steps is maintained constant and the intermediate holding t...
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WO/1989/005907A1 |
In a process for monitoring an indicator of drive set values, a failure is deduced from the actuation of the brake and the absence of movement of the set value indicator. In the event of failure, the engine output falls to a low value, m...
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WO/1989/005248A1 |
The invention concerns a safety device for multi-axle vehicles which carry loads in danger of moving, in particular for ensuring the stability of tank trucks, and which comprise a tractor and a semi-trailer or trailer. The device compris...
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WO/1989/004783A1 |
In a process for correcting the speeds of rotation of the wheels of a vehicle which are determined by wheel sensors and which differ because of the different wheel diameters, the vehicle speed is measured during slip-free travel from the...
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WO/1989/004782A1 |
In a process for recognizing a bend negotiated by a vehicle, the differences DELTAV between the speed signals of diagonally opposite wheels and signals concerning the time variation of this difference are calculated. When at least one of...
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WO/1989/004263A1 |
In a drive slip regulating system, a reference value corresponding to the vehicle speed is derived from the non-driven wheels. If the wheel speed signals exceed this reference value by a predetermined slip value lambda, the brakes are ap...
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WO/1989/003780A1 |
In a process for continuous determination of the coefficient of adhesion between a vehicle tyre and the running surface of the tyre during driving, the wheel speeds and engine torque are measured and the parameters P1, P2 and C are estim...
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WO/1989/003319A1 |
The invention concerns a control for a transmission line for motor vehicles with an electronic engine-power control and an automatic gearbox. In addition, in order to adjust an accelerator pedal (25) which acts as a power control element...
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WO/1988/007465A1 |
An anti-blocking system, which recognizes a point during movement of a vehicle at which the vehicle may not be braked sufficiently. The braking capacity is improved by switching off the anti-blocking system for the forward wheels and/or ...
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WO/1988/007456A1 |
In a drive slip-regulating system and in particular the establishment of a reference quantity for slip regulation for an all-wheel drive motor vehicle, the drive torque is determined from various measured values and from this the maximum...
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WO/1988/003097A1 |
A transmission system for motor vehicles having a driving motor (1), a gearbox (2), at least one driving axle (3) and a controller (4) for the driving motor (1) which controls filling via a throttle valve (11) or an injection pump (12) a...
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WO/1988/002708A1 |
In a drive slippage limiting system, the driven wheels are braked when they tend to slip. In order to avoid stalling the engine, this braking action is suppressed when the engine speed falls below a predetermined value, preferably the id...
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WO/1987/005660A1 |
Actuating cylinder (2) which is a component of a system for limiting drive slippage and also serves to shut off a fuel feed system (28), which can be controlled by the drive slippage limiting system, and can for example be a diesel injec...
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WO/1987/004670A1 |
A sensing apparatus capable of delivering a control signal in response to contact between an element of the apparatus and an external object should respond readily to a predetermined level of contact, and should be sensitive along all po...
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WO/1987/004552A1 |
System, both apparatus and method, for analyzing a breath sample (22). A transducer (24) senses the pressure, temperature and humidity of the breath sample and in response generates a breath signature signal (26). A sensor (28) detects t...
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WO/1987/003986A1 |
Method of slumber detection which includes the following steps. A hyper sensitive magnetometer is attached in the vicinity of and on detecting distance from an individual to be slumber detected. The signal pattern caused by feeble variat...
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WO/1987/002948A1 |
In the above-described system, the speeds of the driven wheels are compared to one another and, depending on the deviation deltav, a theoretical braking pressure is then calculated at which the wheel rotating too fast should be braked. W...
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WO/1987/001663A1 |
An electrical isolator for a vehicle comprises contacts (RE2) for connecting the live terminal of the vehicle battery (B2) to an output (P3) for supplying the vehicle systems, and at least one sensor (S4) responsive to an impact of the v...
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WO/1986/004869A1 |
Vehicle brake actuator (12) serving to automatically control the brakes (11) so that the brakes are operated at a predetermined rate and pressure in a number of indications in which it is desired to automatically brake the vehicle, such ...
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WO/1986/001468A1 |
The alarm device comprises a pulse timer which at varying, non-predictable time intervals supplies activation signals for ignition of a warning lamp (13) and activation of an acoustic alarm generator (19), if the driver has not within a ...
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WO/1985/000784A1 |
A safety arrangement for a vehicle comprises a contact (2) associated to the steering-wheel of the vehicle, said contact reacting when the driver of the vehicle removes his hand from the steering-wheel or has an inadequate grip about the...
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WO/1985/000786A1 |
A digital processor implemented electronic governor for engine-generator units including a first control loop for producing a speed error and controlling fuel delivery setting as a function thereof and a second control loop for detecting...
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WO/1985/000785A1 |
Attention or concentration is monitored by monitoring a correlated physiological parameter. Volar skin resistance is the parameter of choice. In a practical embodiment, a pair of electrodes e.g. in a bandage (6) may be attached to the ha...
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