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WO/2003/033283A1 |
The invention concerns a measuring device comprising at least a sensor (20) designed to be mounted on an element (8) mobile relative to a base (14), the mobile element (8) being capable of taking up several positions relative to the base...
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WO/2003/031990A1 |
The pressure of a motor vehicle wheel can be determined by means of a device (1), independent of the wheel mechanically fixed to an element (2) of the body (3, 14) of the vehicle oscillating with the wheel (4). In order to determine tyre...
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WO/2003/031210A1 |
The invention relates to a transmission device, in which tyre condition variables can be recorded and in which a coupling device is integrated into the wheel hub (3). Said coupling device consists of a rotor and a non-rotating stator for...
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WO/2003/022603A1 |
The invention concerns a device for mounting a sensor on a motor vehicle wheel rim (10) comprising: a truss rod (20), a housing (40) receiving the sensor, said housing being articulated relative to the truss rod (20), a means (30) for lo...
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WO/2003/019104A1 |
A strain detector (10) applicable to elastic bodies such as rubber and rotating bodies such as a tire, comprising an LC oscillator (17) and a receiving circuit (18) for receiving AC signal waves generated by the LC oscillator (17), the L...
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WO/2003/019461A1 |
A method of determining the frequency of a plurality of resonant devices (for example three SAW devices) comprises determining optimal interrogation frequencies for each of the devices, the optimal interrogation frequencies having maximu...
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WO/2003/016078A1 |
The invention relates to a method for operating a system for monitoring and wirelessly signalling a pressure change, and for automatically regulating the pressure in pneumatic tyres on vehicles. The invention is characterised in that an ...
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WO/2003/014693A1 |
The invention concerns a method for determining at least one of the characteristics selected among three components of a resultant of forces exerted by the road surface on the contact zone of a tyre and the self-alignment torque generate...
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WO/2003/011617A1 |
The invention relates to a telemetric tire pressure monitoring system for the tire pressures on the wheels of a vehicle which allows generation of an alarm when an inadmissibly low tire pressure or a dangerous drop in tire pressure occur...
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WO/2003/006268A1 |
The invention relates to a method and a device for monitoring the tire pressure in motor vehicles. The system comprises a direct-measuring tire pressure device that is individual of every wheel and an indirect-measuring system that detec...
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WO/2002/096681A1 |
The invention relates to a wheel arrangement (10) comprising a wheel (14) having a sensor (60) for measuring pressure in the tyre; a spindle,(12) whereby said wheel is rotatably mounted with the aid of bearings (22) around said spindle, ...
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WO/2002/090915A1 |
A speaker identification system includes a speaker model generator 110 for generating a plurality of speaker models. To this end, the generator records training utterances from a plurality of speakers in the background, without prior kno...
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WO/2002/081238A1 |
The invention relates to a device for fixing an electronic monitoring module onto a tyre, said fixing device comprising a plaster (12) made of a rubber composition, whereby the surface thereof which comes into contact with the air compri...
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WO/2002/077591A1 |
A stress or magnetic field sensor comprises a generally elongate magnetically soft amorphous or nanocrystalline electrically resistive element and biasing means for applying to the element a bias magnetic field of which the component dir...
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WO/2002/068225A1 |
A vehicle wheel speed is calculated based on a vehicle wheel speed signal outputted from a vehicle wheel speed sensor and a change width w which is an amplitude of a time change component of the calculated vehicle wheel speed. When the c...
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WO/2002/057097A2 |
A wireless tire inflation pressure measurement device (122a-122d) is used to obtain inflation pressure information for a tire of a vehicle and a signal therefrom may be used for determining the location of the tire. An identifier may be ...
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WO/2002/045976A1 |
The invention relates to a device for monitoring air pressure in the tyres of a vehicle. The inventive device comprises devices (2) for determining the wheel speed or other characteristic variables for the speed of the tyres of the vehic...
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WO/2002/038400A1 |
The invention concerns a safety insert (3) comprising a substantially circumferential base (8) designed to be urged in contact with an adapted wheel rim, a substantially circumferential body (9) designed to support a running tread (7) of...
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WO/2002/034551A1 |
The invention concerns a device for detecting substantially sudden and significant loss of pressure in a tyre comprising: a pressure variation sensor (2) adapted to respond in a safety time interval to a substantially significant and rap...
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WO/2002/034552A1 |
The invention concerns a system for measuring pressure and for controlling inflation/deflation of a tyre comprising: a pressure sensor (7), a pressure variation sensor (2) capable of reacting in a safety time interval to a substantially ...
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WO/2002/034553A1 |
The invention concerns a system for monitoring tyre pressure, comprising: a pressure measuring sensor in fluid communication with the tyre ambient pressure; a noise sensor, adapted to sense the noise generated by the vehicle when the eng...
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WO/2002/013309A1 |
A sensor assembly, particularly suitable for use on a vehicle wheel to sense, e.g. the pressure within a vehicle tyre, comprises a patch antenna (3) and a SAW device (2). The patch antenna comprises conductive sheets (4, 5) of substantia...
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WO/2002/008721A1 |
The invention concerns a method and a device for producing a true mapping of a whole zone subjected to a force or a contact (generating a force) from an object passing on or over (or in the proximity, in the case of tunnel study etc ) sa...
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WO/2002/002358A1 |
A monitoring assembly for a pneumatic tire includes an electronic monitoring device having at least one sensor (10) disposed in a protective body. The monitoring assembly is configured to float on a variety of liquids (110) that are typi...
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WO/2002/002357A1 |
A tire tag includes a monitoring package (14), a battery (16), and an antenna (18) encapsulated within an encapsulation mold. The antenna is connected to the encapsulation mold (46) so that the antenna does not move during the encapsulat...
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WO/2001/079802A1 |
This invention relates to a tire testing device, and in particular to a device for testing the tires of aircraft. The invention provides a tire testing device including a pressure sensor and a temperature sensor, allowing the calculation...
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WO/2001/069265A1 |
The invention relates to a method for determining the speed of a wheel on a motor vehicle. To achieve this, an acceleration sensor is mounted on the wheel. According to the invention, the frequency $g(v) or the cycle T of an alternating ...
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WO/2001/051298A1 |
The invention relates to a method for detecting a pressure drop in tyres of motor vehicles. The inventive method comprises the steps: c) generating at least two reference variables Ref¿i? that have been detected in a different manner an...
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WO/2001/045967A1 |
A monitoring system, particularly suitable for monitoring conditions (e.g. pressure or temperature) of a vehicle tyre comprises a passive sensor (102, 104), an antenna (106) associated with said passive sensor, and switching means (108) ...
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WO/2001/043999A1 |
Programmable trimming for a transponder (102, 200, 400) capable of measuring one or more parameters (e.g., temperature, pressure) in an object (e.g., a tire, 104) and transmitting a data stream (Figures 3C, 4B) to an external reader/inte...
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WO/2001/043997A1 |
A method (650) of calibrating a transponder (200, 604) capable of measuring temperature data (N¿T?) and pressure data (N¿P?) in an object (e.g., a tire, (104)) and transmitting a data stream (Figure 3C) to an external reader/interrogat...
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WO/2001/043998A1 |
A method for monitoring pressure with a transponder (200, 604) capable of measuring temperature data (N¿T?) and pressure data (N¿P?) in an object (e.g., a tire, (104)) and transmitting a data stream (Figure 3C) to an external reader/in...
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WO/2001/019626A1 |
Method and apparatus (200) for monitoring vehicle tire pressure and warning the driver when a low tire inflation pressure condition occurs includes transponder tags (220a..220d, 300, 300a) and associated sensors (e.g., pressure, temperat...
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WO/2001/020284A2 |
A miniaturised force sensor device for sensing a surface force distribution includes a metal plate to which a printed board is applied for supporting a plurality of sensors made of a ceramic support on which a resistive paste is printed,...
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WO/2001/018517A1 |
A pressure indicator and a corresponding method are disclosed, the pressure indicator comprising a display diaphragm, optionally transparent, and an indicator diaphragm coupled to and in fluid communication with the display diaphragm. In...
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WO/2001/017804A1 |
Die Einrichtung zum Uberwachen und drahtlosen Signalisieren eines Drucks oder einer Druckänderung in Luftreifen von Rädern (1) an Fahrzeugen (2) besteht aus einem im oder am Fahrzeug (1) vorgesehenen Empfangsgerät (9), zu welchem weni...
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WO/2001/017806A1 |
An unsafe operating condition, such as low pressure, of a pneumatic tire is monitored by measuring a temperature (T) of the pneumatic tire, determining (304, 308) rates (R1, R2) at which the tire temperature is changing, and indicating (...
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WO/2001/017805A1 |
The invention concerns a system for controlling the pressure of a vehicle tyres (2-5) comprising elementary devices for controlling a wheel, each having a pressure sensor and a transmitter (20, 30, 40, 50), a central unit (1) with a comm...
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WO/2001/010658A1 |
The invention relates to a method for detecting a pressure drop in a tire of a vehicle involving the following steps: determination of a measuring parameter from the wheel radius or from parameters which reflect the size of the radius of...
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WO/2001/007271A1 |
A pressure monitoring system comprises a first chamber (11) and a second chamber (12) separated by a diaphragm. The diaphragm carries respective SAW devices on the respective sides thereof, the SAW devices having different resonant frequ...
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WO/2000/078566A1 |
The invention relates to a method for creating a compensation value table for a test variable used to identify a pressure loss in tires of a vehicle. The inventive method comprises the following steps of determining a driving dynamic var...
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WO/2000/074958A1 |
A system for checking at least one status parameter of a tyre of a motor vehicle, comprising a tyre (2) mounted on the corresponding mounting rim (3), so as to define a toroidal cavity, a device for measuring said at least one status par...
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WO/2000/069663A1 |
A power-on reset for a transponder (102, 200, 400) capable of measuring one or more parameters (e.g., temperature, pressure) in an object (e.g., a tire, 104) and transmitting a data stream (Figures 3C, 4B) to an external reader/interroga...
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WO/2000/047429A1 |
Apparatus for use, for example, in a passive sensor system such as an in-vehicle tyre pressure sensing system, comprises transmitter circuitry (1) and receiver circuitry (4) coupled together by a coupling (C¿c?), preferably a wireless c...
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WO1999049286A9 |
An apparatus for determining the inflation status of a vehicle tire while the tire is attached to a vehicle, comprising: a scale plate installed in a road surface, which scale plate is supported by load cells and recording means connecte...
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WO/2000/036424A1 |
The invention concerns a motor vehicle tyre acceleration sensor comprising an elastically deformable membrane (2) and, integral with the membrane (2), a testing mass (25), deforming it under the effect of an acceleration, and a strain ga...
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WO/2000/035685A1 |
The invention concerns a module comprising an air pressure sensor (3) with an air intake (4), a printed circuit card (5) support, whereon the sensor (3) is mounted, and an anti-pollution filter (6) protecting the air intake (4). The filt...
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WO/2000/036382A2 |
The internal pressure of a resilient-walled vessel such as a car tire is measured in accordance with a relationship between the internal pressure and representative parameter associated with vibrations submitted to the tire and response ...
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WO/2000/034062A1 |
The invention relates to a method for assigning identifying elements contained in signals emitted by transmitters in a tire pressure indicating system to the positions of the wheels on which the transmitters are mounted. Said system comp...
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WO/2000/027678A1 |
The invention relates to a system for automatically measuring/adjusting the tire pressure of a motor vehicle (1) with a handling facility (100; 100b, 100c). Said handling facility has a pressure cap (30) which is positioned on the valve ...
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