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7552629 |
Movable tyre test bench and method therefor
A mobile test rig for tires, composed of a self-driven platform capable of following rectilinear and circular trajectories and including: a test instrument module for a wheel-tire assembly to be...
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7552630 |
Load wheel drive
A method of positioning a load wheel in a tire uniformity machine to load a tire for testing, the method comprising providing a drive assembly including a drive motor and a drive controller,...
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7552628 |
Method and system for determining a cornering angle of a tyre during the running of a vehicle
A method and a system for determining a cornering angle of a tyre fitted on a vehicle during running of the vehicle on a rolling surface. The tyre has an equatorial plane. In the method, the length...
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7549330 |
Leak down device for tire pressure monitoring system
A tire and wheel rim assembly includes a tire supporting rim having an outward facing mounting surface; a tire mounted to the rim positioning an internal tire cavity over the rim mounting surface;...
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7551069 |
Tyre data monitoring systems
A vehicle tyre data monitoring system has a wheel mounted sensor means that is adapted to transmit one or more of pressure, temperature, angular velocity, and force vector data for a tyre as a...
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7551992 |
Detecting tire decompression based on wheel speed
A method for detecting decompression of tires based on the rotational speed of wheels mounted on a vehicle, comprising the steps of: detecting the rotational speed of each of the above-mentioned...
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7549328 |
Method of fabricating a pressure sensor
A method of fabricating a pressure sensor ( 30 ) for harsh environments such as vehicle tires, formed from a wafer substrate ( 32 ) with a recess, a flexible membrane ( 50 ) covering the recess to...
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7549329 |
Tire pressure detecting valve stem
A tire pressure detecting valve stem has a case, a body and a tire pressure detector. The case is rectangular and has an inner surface. The body is a valve stem and is integrally and transversely...
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7549327 |
Tire-mounted energy generator and monitor
Tire monitoring arrangement including at least one tire condition sensor arranged on the tire to measure a condition of the tire and an energy generating mechanism or device arranged on the tread...
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7546764 |
Estimation method and apparatus of tire dynamic state amount and tire with sensors
The dynamic state amount of a tire when a load is applied to the tire while running can be estimated accurately and stably by installing tire deformation amount measuring means 11 A and 11 B at...
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7546763 |
Method and system for extending the mobility of a vehicle
The mobility of a vehicle having first and second pairs of diagonally opposite wheels is extended when the pressure on a given wheel is abnormally low. A load on the first pair of wheels defines a...
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7546765 |
Scanning device and method for analyzing a road surface
A road surface scanning device and method for scanning a section of road in order to acquire road surface data, which in turn can be used to create a mathematical model of the road. In one...
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7543491 |
Capacitive measurement of tire deformation
The invention relates to systems and methods for detecting and monitoring tire deformation. In one embodiment, a tire deformation detection system comprises a first electrode, a second electrode,...
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7543490 |
Tire comprising a force measuring device having a rigid stem
A tire is provided with a force measurement device embedded, for example, in an isolated element such as a tread block. The device may be a stud-type device. The device includes a rigid stem...
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7543489 |
Method and device for determining endstage of lifetime of run-flat tire under run-flat state
The present invention provides a method and device for determining an end stage of lifetime of a run-flat tire under a run-flat state. The method includes the step S 1 of monitoring the tire...
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7541916 |
Power supply using static magnetic field of tire pressure monitoring system
A power supply using a static magnetic field of a tire pressure monitoring system is provided. The power supply includes: a static magnetic field generator installed at a car position adjacent to a...
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7538660 |
Wheel condition detector and wheel condition monitor
A wheel condition detector and a wheel condition monitor, each having a case provided in an internal space defined between a tire and a wheel member, the tire and the wheel member forming a wheel....
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7538661 |
Tire pressure management system valve integrity verification method
A method of verifying the integrity of a valve in service in a tire pressure management system is disclosed. The method of verifying valve integrity of a valve interposed between a tire and conduit...
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7536903 |
Sensor transponder and procedure for measuring tire contact lengths and wheel load
A sensor transponder ( 1 ) with at least one acceleration sensor is arranged on the inner side of a running surface ( 2 ) of a tire ( 9 ). The signals from the acceleration sensor are compared with...
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7536904 |
Tire pressure detector and valve stem assembly
The tire pressure detector and valve stem assembly has a valve stem, a wireless pressure detector and a fastener. The valve stem has an outer section and an inner section. The inner section is...
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7535362 |
Circuit arrangement and method for supplying power to a transponder
A circuit arrangement is provided for a power supply to a transponder including an antenna resonant circuit and a downstream rectifier circuit for receiving and for rectifying an electromagnetic...
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7530264 |
Test apparatus for accelerated wheel and suspension component structural durability
A test apparatus for testing a suspension element for a vehicle, including a wheel test spindle and a road simulation drum that is rotated by a motor is disclosed. The suspension element comprises...
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7526951 |
Method of determining a maximum adhesion coefficient of a tire
A method of determining a maximum adhesion coefficient of a tire while running on ground, the method comprising the following steps: determining the maximum adhesion coefficient as being an output...
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7528706 |
System and method for tire pressure monitoring
A system and method for tire pressure monitoring. The system includes a receiver having a storage memory, and a transmitter corresponding to a tire. The storage memory includes a set of unique...
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7526952 |
Tire wheel having air-pressure regulator
A tire wheel having an air pressure regulator capable of immediately varying the air pressure of a tire of a vehicle in accordance with external environments is disclosed. To regulate the internal...
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7528707 |
Spare tire pressure monitoring system
A spare tire pressure monitoring system includes a detection mechanism releasably connectable to the valve stem of a spare tire and includes a sensing device for measuring the actual air pressure...
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7523656 |
Tire sensor system and monitoring method
A tire system includes a plurality of piezoelectric devices mounted to the tire. The piezoelectric devices provide output signals in response to deformation of the tire. A processor has input...
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7523655 |
Method of optically scanning the tread surface of a pneumatic tyre of a vehicle wheel
A method of and an apparatus for optically scanning the tread surface of a pneumatic tire 10 which for forming a vehicle wheel 1 is mounted on a disc wheel 5 , wherein measurement data are...
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7522032 |
Method for detecting decrease in inner pressure of tire using GPS speed information
Provided is a method for detecting decrease in an inner pressure of a tire with excellent accuracy by calculating accurate dynamic load radii by comparing the GPS speed information with tire...
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7518495 |
Universal tire pressure monitor
A universal monitor to be mounted in a tire of a vehicle, the monitor for use in a remote tire pressure monitoring system for the vehicle. The monitor includes a sensor for sensing tire pressure,...
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7518494 |
Vehicle tag reader
A tire sensor that communicates to a remote interrogator in one of two modes depending on the nature of the interrogation. The interrogator may be distributed throughout a vehicle if needed for...
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7518497 |
Wheel unit for providing data
In order to determine the tire positions or wheel positions automatically while the vehicle is in operation, the attenuation along a transmission path from the tire to a fixed position on the...
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7518493 |
Integrated tire pressure sensor system
The present invention provides a tire pressure sensor system that has multiple functions and is integrated into a small package. The system includes one or more Micro Electro Mechanical System...
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7516653 |
Tire pressure monitoring apparatus
A tire pressure monitoring apparatus includes a pressure transducer having a housing and a valve stem secured to the housing. The valve stem projects through an opening in a wheel for holding the...
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7513145 |
Tire pressure detecting device and tire monitor system
A tire pressure detecting device fixed to a wheel with a tire includes a pressure sensor detecting an internal pressure of the tire and transmits data of detection by the pressure sensor to a...
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7513143 |
System for electro-statically indicating movement of tread
A system including a first electrode embedded in tread of a tire. The first electrode is configured for electro-statically indicating movement of the tread.
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7513144 |
Pneumatic tire with specifically arranged strain sensors
A pneumatic tire comprises a tread portion, a pair of bead portions and a pair of sidewall portions, and at least one of the sidewall portions is provided with at least three strain sensors...
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7515040 |
Wheel identifying apparatus and tire inflation pressure detecting apparatus with function of wheel identification
A wheel identifying apparatus according to the present invention includes a plurality of transceivers, a triggering device, a receiver, and a wheel identifier. Each of the transceivers is located...
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7515039 |
Method and apparatus for tire pressure monitoring
A method for monitoring pressure is described herein. The method includes the steps of performing an accurate measurement of pressure and performing an approximate measurement of pressure. Then,...
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7512467 |
Tire air pressure surveillance system
A tire air pressure surveillance system is provided with plural air pressure detecting devices disposed in plural tires respectively for detecting air pressure therein and for sending detected...
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7509849 |
Tire pressure gauge with data transmitter
A tire pressure gauge is provided mountable to a valve stem of a tire/wheel combination or to a rim of a wheel. The tire pressure gauge includes both a proximal display viewable by an individual...
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7509834 |
Monitoring of wearing surface layer thickness
A method and associated product for wear level determination. Data is received from at least one Radio Frequency IDentification (RFID) tag within a thickness of a wearing surface layer of each...
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7511404 |
Power generator using piezoelectric material
A power generator includes a first terminal; a second terminal surrounding the first terminal; piezoelectric elements disposed radially around the terminals, one end of each element being connected...
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7509847 |
Roadway grip tester and method
A method for measuring-road surface friction of a road surface uses a vehicle that moves across the road surface wherein (1) an auxiliary independent wheel assembly is towed behind the vehicle and...
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7509850 |
Vehicle protection device directly formed on inflation valve
A vehicle protection device includes a wiper externally mounted on the wheel rim as fastened by an inflation valve fixed in the wheel rim, and a sensor holder engaged with the inflation valve and...
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7509848 |
Pressure gage sensor adjustment device
A sensor adjustment device for an indicating pressure gauge includes a groove disposed on a dial and a sliding member. The sensor moves and is located in the groove by means of the sliding member....
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7508301 |
Tire monitoring system and method
A tire monitoring system for a vehicle having tires determines if two tires share a same side of the vehicle based on a state of each of the two tires. In at least one embodiment, a first output...
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7506540 |
Autolocation of wireless tire pressure monitoring sensors
A tire pressure monitoring system (TPMS) for a vehicle, and related operating methods are provided. The TPMS includes a plurality of tire pressure sensors, each being configured to wirelessly...
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7508302 |
Wheel identifying apparatus and tire inflation pressure detecting apparatus with function of wheel identification
According to the present invention, a wheel identifying apparatus includes a plurality of transceivers, each of which is located on one of a plurality of wheels of a vehicle, a triggering device, a...
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7508299 |
Wireless network time stamp system and method
A wireless time stamp system and associated method is disclosed and includes a plurality of slave wireless sensor components each configured to transmit a sensed system condition at unique...
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