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WO/1993/007022A1 |
The drive arrangement for a motor vehicle comprises an internal combustion engine (1) with at least one controlling element (29) affecting its power and/or torque and/or rotation speed, controllable by a motor element (27), an electric g...
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WO/1993/007019A1 |
The drive system for a motor vehicle comprises an internal combustion engine (1) with at least one controlling element (29) affecting its power and/or torque and/or rotation speed, controllable by a motor element (27), an electric genera...
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WO/1993/007020A1 |
A private car or commercial vehicle contains a unit consisting of an internal combustion engine (4) and a generator (6) which powers electric motors (12, 16) coupled to the driving wheels (14, 18) via a power-distribution power electroni...
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WO/1992/014045A1 |
The device comprises a stepper motor (5) for actuating a throttle (4), electrical supply means (8) for the motor (5) and means (7) responsive to a signal delivered by a sensor (6) of angular position of the throttle (4) and to a signal r...
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WO/1992/013186A1 |
A vehicle closed loop fuel supply control system including a fuel supply sensor (10) for producing a supply signal and a fuel demand sensor (4) for producing a demand signal and a control unit (14) including a comparator means (15) for c...
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WO/1992/010663A1 |
A rotating actuator for adjusting the angle of rotation of adjusters, especially a throttle to determine the flow cross-section in a line for internal combustion engines, has an electric servomotor (15) with a two-pole stator (18), a sta...
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WO/1992/006288A1 |
A fuel system for an engine (10) has a transducer (16) which supplies an input signal to an electronic fuel control system (15) representing driven demand. A variable gain amplifier (19) modifies the signal applied to the control system ...
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WO/1992/000504A1 |
The invention relates to a device for reliably detecting faults and suppressing noise peaks in potentiometer assessment in which the signal output of the potentiometer is connected to a voltage higher than the reference voltage via a pul...
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WO/1991/019100A1 |
A device for controlling a vehicle for loading work equipped with a plurality of hydraulic pumps (P1, P2) of a fixed capacity for loading work machine and with a torque converter (TC), in which: an engine (E) equipped with electronic con...
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WO/1991/018194A1 |
The proposal is for a throttle butterfly adjuster in which information can be mechanically transmitted from an initial transmission component by way of an intermediate piece (28) to a throttle butterfly actuator. However, the position of...
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WO/1991/018195A1 |
A throttle valve (4) which can be adjusted by an electric system has a set point generator (1) with a no-load switch (11) and a full-load switch (12). By evaluating the position of both switches, the desire of the driver to set full-load...
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WO/1991/016531A1 |
A fuel supply control for an internal combustion engine designed to run on gaseous fuel (LPG or CNG) utilizes a feddback loop from a lambda sensor in the exhaust gases to a moving coil (82) mounted on a diaphragm (34) of a diaphragm-actu...
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WO/1991/015669A1 |
An operating device for a throttle valve is described, wherein the maximum angle of aperture of the throttle valve is determined mechanically, whilst smaller angles can also be actuated electrically. An idling admission control can be in...
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WO/1991/015671A1 |
An accelerator pedal position signal is transmitted by wire to the electronic control unit which operates a unipolar stepper motor to position the throttle in correspondence with the position of the accelerator pedal. A circuit of the el...
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WO/1991/015668A1 |
The design and construction of present engines (12) have generally not compensated for white smoke during start up and cold operating conditions where incomplete combustion occurs. The present invention overcomes these problems by using ...
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WO/1991/013246A1 |
Proposed is a diagnostic process for checking regulation elements used in the control of internal-combustion engines, in particular a process for the diagnosis of the operation and the effect of variations in induction-tube or induction-...
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WO/1991/013250A1 |
In the electrically controlled operation of a load-adjustment lever (3) according to the position of an arbitrarily adjustable sender unit (28) and according to other parameters, using a control device (19) and an electrically controlled...
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WO/1991/012423A1 |
The invention relates to a system for controlling and/or regulating an internal combustion engine at least independently of signal values which represent the position of at least one of the elements influencing the output of the internal...
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WO/1991/011598A1 |
Internal combustion motor with ignition plug system and control valve (1) of the comburent admission quantity (air 2), of the type with electronic board managment and sensors parameter means of the motor performance (P), with electric di...
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WO/1991/011851A1 |
The device comprises transistors (T1, T2, T3, T4) each connected in series with one of the phases (o1, o2, o3, o4) of the stator of the motor in order to control its power supply by an electrical energy source (+VBAT). Means (D1, D2, D3,...
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WO/1991/009764A2 |
In the proposed process and device, the force with which the control element is depressed, or the pressure exerted on the control element, is measured and, when a given threshold value is reached, the control-element position correspondi...
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WO/1991/008922A1 |
The proposal is for a system for the electronic control and/or regulation of the power of an internal combustion engine of a motor vehicle in which the control or regulation of the power depends upon a parameter representing the driver's...
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WO/1991/008391A1 |
Described is a stepper motor (1a) in which, in order to operate a throttle valve (2), each pole coil is divided into part-coils (13-16), each of which is controlled by an individual output stage (31). This makes it possible to continue t...
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WO/1991/005155A1 |
The proposal is for a process and device for controlling the air supply to an internal combustion engine of a motor vehicle in which filtered values for regulating the position of the setting component are generated from the predetermine...
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WO/1991/004400A1 |
In a supervisory system for the accelerator pedal transducer (26) in an EMS for a vehicle engine, the output signal (U-FFG) of the transducer (26) is interpreted to show whether or not the transducer is at or close to the idling position...
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WO/1991/004165A1 |
Improvements for imparting hysteresis, or dampening, to the shaft of a pedal assembly for an electronic throttle actuation system so that the feel of the pedal (22) simulates the feel of a strictly mechanical system. Pads (52, 54) are re...
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WO/1991/002660A1 |
A prior art device has, located between the accelerator pedal and the throttle valve, not only mechanical transmission means but also electromechanical transmission means with a switchable coupling element. This prior art device has the ...
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WO/1991/002890A1 |
In a prior art device, the throttle valve can be controlled mechanically or electromechanically depending on the position of a double-action coupling element. A disadvantage of this prior art device is that it is bulky, liable to failure...
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WO/1991/002661A1 |
A prior art device has electromechanical transmission means with an adjustable coupler between the accelerator pedal and the throttle valve as well as mechanical transmission means. The drawback of the prior art device is that the mechan...
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WO/1991/002891A1 |
There are several ways of axially securing a throttle valve spindle: an additional spring exerts axial pressure on the throttle valve spindle or an additional recess is provided on the spindle with which a tongue secured to the housing e...
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WO/1991/002147A1 |
The invention relates to a process and a device for controlling and/or regulating the output of an internal combustion engine in a motor vehicle by monitoring a safety function which, in a dangerous operating situation, reduces the engin...
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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/1990/011441A1 |
Pedal mounted sensors are useful in motor vehicles for delivering an electrical signal correlative to the position of the accelerator pedal. The electrical signal is then used by an engine controller to regulate the amount of fuel suppli...
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WO/1990/011442A1 |
In a process for determining at least one end position of an adjusting device (14) in a motor vehicle, the adjusting device (14) can be controlled in the direction of its end positions, each end position of the adjusting device (14) is d...
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WO/1990/008889A1 |
An output controller of an internal combustion engine of this invention determines a target torque of a driving shaft in an automobile based on a step-in stroke of an acceleration pedal, determines the difference between this target torq...
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WO/1990/008251A1 |
An electronic butterfly valve adjusting mechanism wherein the current supply to the adjusting motor (6), which is equivalent to the sum of all of the mechanical moments acting on the motor shaft, is monitored and a ''window'' is preselec...
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WO/1990/007054A1 |
A control system for internal combustion engine in a motor vehicle in which a potentiometer (11) responsive to the position of an accelerator pedal (12) provides a desired position signal to a comparator (15) controlling actuating signal...
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WO/1990/006434A1 |
Device for detecting and correcting faulty disconformity between desired and actual positions of a servo controlled regulating member, particularly a butterfly valve (11) in the intake manifold system (12) of an internal combustion engin...
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WO/1990/006243A1 |
This invention relates to a vehicle engine control unit suitable for use in an automobile. When an abnormality detection signal of throttle valve control means (104) or throttle valve controlled variable setting means (103) is outputted ...
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WO/1990/002870A1 |
An electric actuator for driving a regulating element, in particular a throttle arranged in the air intake pipe of an internal combustion engine, has a direct current-excited bipolar stator (11) and a permanent magnetic bipolar rotor (12...
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WO/1990/001630A1 |
This invention relates to a remote controller which outputs an electrical operation signal from an operation device (10) to the driving device (6) of a governor mechanism (2) of an engine (1) to remote-control the governor mechanism (2)....
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WO/1990/001114A1 |
In a method of checking an idling control system of an internal combustion engine for incorrect operation, the make function of the idling contact is tested. As soon as it is established that the contact should have been made, but in fac...
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WO/1990/000678A1 |
A monitoring device for an electronic accelerator pedal (1) in a motor vehicle has an accelerator pedal position sensor (2) mechanically connected to the accelerator pedal (1), a butterfly valve (7), a servo-motor (5) for the butterfly v...
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WO/1989/010473A1 |
A brake light switch circuitry has an additional switch (S2) which opens upon actuation of the brake pedal (13) but only after the first switch (S1) closes. The signals from the two switches are processed by gating circuitry (16, 17, 18)...
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WO/1989/007706A1 |
An accelerator control apparatus (12) for mounting in a motor vehicle for a ''drive-by-wire'' system. The apparatus provides a bias spring means (38) to generate the ''feel'' of an accelerator pedal (28) to the vehicle operator, a compre...
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WO/1989/007707A1 |
An electronic throttle actuator (10) is directly connected without an intervening gear train to a stepper motor (12) for rotating the throttle valve (16) from a first position, closed or substantially closed, to a second position which i...
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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/1989/005906A1 |
A process and a device are useful for detecting a jammed or frozen adjusting element in an internal combustion engine and for releasing the jammed adjusting element by means of vibrations.
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WO/1989/002031A1 |
An adjustment assembly for a throttle cam (10) includes a mounting area (19) on the throttle cam in which a hole is provided. A cam adjustment means (24) is provided which includes a base plate (26) in a cylindrical shoulder (28) extendi...
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WO/1988/010365A1 |
A system for adjusting the angle of the throttle valve in internal combustion engines makes it possible to adjust the idling stop for the throttle valve angle during idling and to detect any faults which arise. When the throttle valve to...
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